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MG TF Series - User Manual

MG TF Series
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MIDGET
(Series
TO)
,
\.
~
D
(Series
TF)
WORKSHOP
MANUAL
Wishvilles Classic
Automobile Library

Table of Contents

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MG TF Series Specifications

General IconGeneral
BrandMG
ModelTF Series
CategoryAutomobile
LanguageEnglish

Summary

The M.G. Midget (Series TD) Engine

THE M.G. MIDGET (Series TD) ENGINE (LONGITUDINAL SECTION)

Detailed explanation of the engine's longitudinal section.

THE M.G. MIDGET (Series TD) ENGINE (TRANSVERSE SECTION)

Detailed explanation of the engine's transverse section.

MAINTENANCE ATTENTION

FIRST 500 MILES (800 KM.) FREE SERVICE ATTENTION

Initial service checks and adjustments required after the first 500 miles of operation.

PERIODICAL MAINTENANCE

Scheduled maintenance tasks to be performed at regular intervals.

FROST PRECAUTIONS

Essential steps to prevent cooling system damage from freezing during winter.

GENERAL INFORMATION

THE INSTRUMENT PANEL

Description and layout of the vehicle's instrument panel.

CONTROLS ON THE FACIA

Identification and function of various controls located on the dashboard.

WARNING LIGHTS

Explanation of the dashboard warning lights and their meanings.

SIDESCREEN STOWAGE (FIRST TYPE)

Instructions for correctly packing sidescreens for storage.

FOLDING THE HOOD

Step-by-step guide on how to properly fold the vehicle's hood.

JACKING THE CAR

Procedure for safely jacking up the vehicle.

CHASSIS AND ENGINE NUMBERS

Guidance on identifying and quoting chassis and engine numbers.

SIDESCREEN STOWAGE (SECOND TYPE)

Instructions for packing sidescreens on later models.

SIDESCREEN STOWAGE (TF )

Specific instructions for stowing sidescreens on "TF" models.

GENERAL DATA (SERIES TF )

GENERAL INFORMATION (SERIES TF )

THE INSTRUMENT PANEL

Details of the instrument panel layout and controls for the "TF" model.

INSTRUMENTS

Overview of the instruments grouped in octagonal dials.

SECTION A THE ENGINE

General Description.

General overview of the engine construction and features.

The Lubrication System.

Explanation of the engine's lubrication system.

Section A.1 DRAINING THE ENGINE SUMP

Procedure for draining and refilling the engine sump.

Section A.2 REMOVAL AND REPLACEMENT OF THE ENGINE SUMP

Steps for removing and refitting the engine sump.

Section A.3 REMOVAL OF THE OIL PUMP

Instructions for removing the engine oil pump.

Section A.4 DISMANTLING, REASSEMBLING AND REPLACING THE OIL PUMP

Procedure for dismantling, reassembling, and replacing the oil pump.

Section A.5 REMOVAL AND REPLACEMENT OF THE OIL PRESSURE RELIEF VALVE

Steps for removing and replacing the oil pressure relief valve.

Section A.6 EMERGENCY RELIEF VALVE

Details on the emergency relief valve for the oil system.

Section A.7 REMOVAL AND REPLACEMENT OF THE MAIN AND BIG-END BEARINGS

Instructions for replacing main and big-end bearings.

Section A.8 REMOVAL AND REPLACEMENT OF THE ROCKER ASSEMBLY

Procedure for removing and replacing the engine's rocker assembly.

Section A.9 REMOVAL AND REPLACEMENT OF THE CYLINDER HEAD

Steps for removing and replacing the cylinder head.

Section A.10 REMOVAL AND REPLACEMENT OF PISTONS AND CONNECTING RODS

Procedure for removing and replacing pistons and connecting rods.

Section A.11 DISMANTLING AND REASSEMBLING PISTON AND CONNECTING ROD

Instructions for dismantling and reassembling piston and connecting rod.

Section A.13 REMOVAL AND REPLACEMENT OF THE PISTON RINGS

Procedure for removing and replacing piston rings.

Section A.14 PISTON SIZES AND CYLINDER BORES

Information on piston sizes and cylinder bore specifications.

Section A.15 REMOVAL AND REPLACEMENT OF THE CARBURETTERS

Steps for removing and replacing the carburetters.

Section A.16 REMOVAL OF THE EXHAUST AND INLET MANIFOLD

Procedure for removing the exhaust and inlet manifolds.

Section A.17 REMOVAL AND REPLACEMENT OF THE WATER PUMP

Instructions for removing and replacing the water pump.

Section A.20 REMOVAL OF THE TIMING CHAIN

Procedure for removing the engine timing chain.

Section A.21 REPLACEMENT OF THE TIMING CHAIN

Steps for replacing the engine timing chain.

Section A.25 REMOVAL AND REPLACEMENT OF THE CAMSHAFT

Procedure for removing and replacing the engine camshaft.

Section A.27 TAPPET ADJUSTMENT

Instructions for adjusting engine tappets.

Section A.28 REMOVING AND GRINDING THE VALVES

Procedure for removing and grinding engine valves.

Section A.29 GRINDING AND TESTING THE VALVES AND THEIR SEATINGS

Instructions for grinding and testing valves and their seatings.

Section A.31 REMOVAL AND REPLACEMENT OF ENGINE AND GEARBOX

Procedure for removing and replacing the engine and gearbox unit.

Section A.33 REMOVAL AND REPLACEMENT OF CRANKSHAFT (Engine out of Chassis)

Steps for removing and replacing the crankshaft when the engine is out.

Section A.35 OIL PRESSURE

Information and troubleshooting for engine oil pressure.

Section A.37 TOP DEAD CENTRE MARK

Procedure for locating and marking the top dead centre.

Section A.39 LOCATING TROUBLES

Troubleshooting guide for common engine starting and running issues.

Section A.40 EXCESSIVE OIL CONSUMPTION

Diagnosis and solutions for excessive engine oil consumption.

Section A.41 THE MODIFIED OIL PUMP

Details of the modified engine oil pump assembly.

Section A.42 CYLINDER HEAD AND CYLINDER BLOCK MODIFICATIONS

Information on modifications to the cylinder head and block.

Section A.44 THE MODIFIED CAMSHAFT

Details of the modified engine camshaft.

The M.G. Midget (Series TF) Engine

SECTION B THE FUEL SYSTEM

Section No. B.1 TO REMOVE THE FUEL TANK

Procedure for removing the vehicle's fuel tank.

Section B.2 CONSTRUCTION OF THE FUEL PUMP

Description of the S.U. electric fuel pump's construction.

Section B.3 ACTION OF THE FUEL PUMP

Explanation of how the fuel pump operates.

Section B.4 TO DISMANTLE AND REASSEMBLE THE FUEL PUMP

Instructions for dismantling and reassembling the fuel pump.

Section B.5 FUEL PUMP ADJUSTMENT

Guidance on adjusting the fuel pump's armature.

Section B.6 TRACING FUEL PUMP TROUBLES

Troubleshooting common issues with the fuel pump.

Section B.7 FUEL PUMP MAINTENANCE

Routine maintenance procedures for the fuel pump.

Section B.8 THE CARBURETTERS

Details about the S.U. controllable jet carburetters.

Section B.9 SETTING THE TWIN CARBURETTERS

Instructions for setting the twin carburetters for optimal performance.

Section B.10 CARBURETTER DETAILS

Specific details regarding carburetter components and adjustments.

Section B.11 CENTRING THE JET

Procedure for correctly centering the carburetter jet.

Section B.12 SOURCES OF CARBURETTER TROUBLE

Common problems with carburetters and their solutions.

Section B.13 THE TF CARBURETTERS

Specific details about the carburetters used on "TF" models.

Section B.14 REMOVING THE TF FUEL TANK

Instructions for removing the fuel tank on "TF" models.

Section B.15 LATE TYPE FUEL PUMPS

Information on the high-pressure S.U. fuel pumps fitted to later models.

SECTION C THE IGNITION EQUIPMENT

Description and Specification of Equipment.

Overview of the ignition system components and their specifications.

GENERAL DESCRIPTION

General description of the coil ignition system and its advantages.

Distributor type

Information on the types of distributors used.

Ignition coil type

Details about the ignition coil models used.

Sparking plugs

Information on the standard sparking plugs fitted.

Section C.1 LOCATING THE CAUSE OF UNEVEN FIRING

Troubleshooting guide for diagnosing uneven engine firing.

Section C.2 LOW-TENSION CIRCUIT: TESTING IN POSITION

Procedure for testing the low-tension circuit.

Section C.3 HIGH-TENSION CABLES

Guidance on examining and replacing high-tension cables.

Section C.4 ATTENTION TO SPARKING PLUGS

Recommendations for cleaning, adjusting, and replacing sparking plugs.

Section C.5 CONTACT BREAKER MECHANISM

Detailed information on servicing the contact breaker mechanism.

Section C.6 DISTRIBUTOR LUBRICATION

Instructions for lubricating the distributor.

Section C.7 REMOVAL OF THE DISTRIBUTOR

Procedure for removing the ignition distributor.

Section C.8 IGNITION TIMING ADJUSTMENT AND REPLACEMENT OF THE DISTRIBUTOR

Guidance on adjusting ignition timing and replacing the distributor.

Section C.9 DISMANTLING THE DISTRIBUTOR

Steps for dismantling the ignition distributor.

Section C.10 THE CONDENSER

Information on testing and replacing the ignition condenser.

Section C.11 FITTING NEW DISTRIBUTOR BUSHES

Procedure for fitting new bushes to the distributor shaft.

Section C.12 REASSEMBLING THE DISTRIBUTOR

Instructions for reassembling the distributor.

Section C.13 MODIFIED DISTRIBUTOR FIXING

Details of the modified method for fixing the distributor.

Section C.14 DISTRIBUTORS WITH HIGH LIFT CAMS

Information on distributors with high-lift cams and their settings.

SECTION D THE COOLING SYSTEM

General Description.

Overview of the engine's cooling system.

Section No. D.1 Draining and filling the cooling system.

Procedure for draining and refilling the cooling system.

Section No. D.2 TO REMOVE THE RADIATOR

Instructions for removing the vehicle's radiator.

Section No. D.3 FAN BELT ADJUSTMENT

Guidance on adjusting the fan belt tension.

Section No. D.4 THE WATER PUMP-TO DISMANTLE AND REASSEMBLE

Procedure for dismantling and reassembling the water pump.

SECTION DD THE COOLING SYSTEM

GENERAL DESCRIPTION

General description of the cooling system for "TF" models.

Section DD.I Draining and filling the cooling system.

Procedure for draining and refilling the cooling system.

Section DD.2 TO REMOVE THE RADIATOR

Instructions for removing the radiator.

Section DD.3 THE WATER PUMP-TO DISMANTLE AND REASSEMBLE

Procedure for dismantling and reassembling the water pump.

SECTION E THE FLYWHEEL AND CLUTCH

General Description.

General description of the clutch assembly.

Section No. E.I Running adjustments.

Adjustments required for the clutch during normal operation.

Section E.2 REMOVAL OF THE CLUTCH

Procedure for removing the clutch assembly.

Section E.3 DISMANTLING THE CLUTCH

Instructions for dismantling the clutch.

Section E.4 ASSEMBLING THE CLUTCH

Steps for correctly assembling the clutch.

Section E.5 REFITTING THE CLUTCH

Procedure for refitting the clutch assembly to the flywheel.

Section E.6 ADJUSTING THE RELEASE LEVERS

Guidance on adjusting the clutch release levers.

Section E.7 REFACING THE DRIVEN PLATE

Instructions for refacing the clutch driven plate.

Section E.8 SERVICING THE CLUTCH

General servicing recommendations for the clutch.

Condition of clutch facings in service

Analysis of clutch facing conditions during service.

Section E.9 INTRODUCTION OF 8 in. DIAMETER CLUTCH

Information on the introduction of the 8-inch diameter clutch.

Section E.10 INTRODUCTION OF A CLUTCH CONTROL ROD

Details on the clutch control rod replacing the cable.

SECTION F THE GEARBOX

General Description.

General description of the gearbox, including gears and synchromesh.

Section No. F.1 TO REMOVE THE GEARBOX WITH THE ENGINE IN THE CHASSIS

Procedure for removing the gearbox with the engine in the chassis.

Section No. F.2 TO DISMANTLE THE GEARBOX

Instructions for dismantling the gearbox.

Section No. F.3 TO DISMANTLE THE MAINSHAFT

Procedure for dismantling the gearbox mainshaft.

Section No. F.4 DISMANTLING THE SYNCHROMESH MECHANISM

Instructions for dismantling the synchromesh mechanism.

Section No. F.5 REASSEMBLY OF THE SYNCHROMESH MECHANISM

Steps for reassembling the synchromesh mechanism.

Section F.6 MODIFIED SYNCHROMESH HUB

Details of the modified synchromesh hub.

Section F.7 SPEEDOMETER DRIVE MODIFICATION

Information regarding the modification of the speedometer drive.

SECTION G THE PROPELLER SHAFT

General Description.

General description of the propeller shaft and universal joints.

Section No. G.1 ATTENTION TO UNIVERSAL JOINTS

Lubrication and maintenance of universal joints.

Section No. G.2 TESTING FOR WEAR (In Position)

Procedure for testing propeller shaft joints for wear.

Section No. G.3 REMOVAL OF THE PROPELLER SHAFT

Instructions for removing the propeller shaft.

Section G.4 DISMANTLING THE PROPELLER SHAFT

Steps for dismantling the propeller shaft.

Section G.5 TO EXAMINE AND CHECK FOR WEAR

Guidance on examining propeller shaft components for wear.

Section G.6 REASSEMBLING THE PROPELLER SHAFT

Instructions for reassembling the propeller shaft.

Section G.7 REPLACEMENT OF THE PROPELLER SHAFT

Procedure for replacing the propeller shaft.

SECTION H THE REAR AXLE

General Description.

General description of the rear axle and its components.

Lubrication.

Lubrication requirements for the rear axle.

Section No. H.I Removing and replacing brake-drum and hub.

Procedure for removing and replacing brake drums and hubs.

Section No. H.2 Removal and replacement of brake plate assembly.

Steps for removing and replacing the brake plate assembly.

Section No. H.3 Removing and replacing rear axle half-shafts.

Procedure for removing and replacing rear axle half-shafts.

Section No. H.4 Removing the rear axle from car.

Instructions for removing the entire rear axle assembly.

Section No. H.5 Important points concerning axle attention.

Key considerations for rear axle maintenance and attention.

Section No. H.6 Dismantling the axle and removing the differential assembly.

Procedure for dismantling the rear axle and removing the differential.

Section No. H.7 Dismantling the differential and crown wheel assembly.

Instructions for dismantling the differential and crown wheel assembly.

Section No. H.8 Examining parts for wear.

Guidance on examining rear axle parts for wear.

Section No. H.9 To replace a differential cage.

Procedure for replacing the differential cage.

Section No. H.10 Assembling the differential and crown wheel.

Steps for assembling the differential and crown wheel.

Section H.11 TO REPLACE A PINION

Procedure for replacing the rear axle pinion.

Section H.12 TO FIT A NEW AXLE CASING

Instructions for fitting a new rear axle casing.

Section H.13 TO FIT A NEW AXLE HOUSING COVER

Procedure for fitting a new rear axle housing cover.

Section H.14 TO REPLACE A CROWN WHEEL AND PINION HAVING MARKINGS DIFFERENT FROM THE ORIGINAL

Steps for replacing crown wheel and pinion with different markings.

Section H.15 REASSEMBLING THE AXLE

Instructions for reassembling the rear axle.

Section H.16 REFITTING THE REAR AXLE

Procedure for refitting the rear axle to the vehicle.

Section H.17 IDENTIFICATION OF UNIFIED SCREW THREADS

Guide to identifying "Unified" screw threads used in rear axle components.

SECTION I THE REAR ROAD SPRINGS

General Description.

General description of the rear suspension leaf springs.

Maintenance.

Maintenance requirements for the rear road springs.

Section No. I.1 Removal and replacement of the rear springs.

Procedure for removing and replacing rear suspension springs.

Section No. I.2 Dismantling and reassembling the springs.

Instructions for dismantling and reassembling rear springs.

Section No. I.3 Maintenance of rear springs.

Maintenance tips for the rear road springs.

SECTION J THE STEERING GEAR

General Description.

General description of the rack-and-pinion steering system.

Maintenance.

Maintenance procedures for the steering gear.

Section No. J.I To remove the steering wheel and telescopic extension.

Procedure for removing the steering wheel and telescopic extension.

Section No. J.2 To replace the steering column bushes (top and bottom).

Instructions for replacing steering column bushes.

Section No. J.3 TO TAKE OUT THE STEERING COLUMN

Procedure for removing the steering column.

Section No. J.4 REMOVAL AND REPLACEMENT OF THE STEERING GEARBOX

Steps for removing and replacing the steering gearbox.

Section J.5 DISMANTLING THE STEERING GEARBOX

Instructions for dismantling the steering gearbox.

Section J.6 ADJUSTMENT OF THE INNER STEERING BALL JOINT

Procedure for adjusting the inner steering ball joint.

Section J.7 ADJUSTMENT OF THE RACK DAMPER

Guidance on adjusting the rack damper.

Section J.8 STEERING ARM BALL JOINTS

Information on steering arm ball joints.

Section J.9 STEERING BALL SOCKET ASSEMBLY THREADS

Details about threads for steering ball socket assemblies.

SECTION K THE FRONT SUSPENSION

General Description.

General description of the independent front suspension layout.

Maintenance.

Maintenance procedures for the front suspension system.

Section No. K.1 Checking and adjusting front wheel alignment.

Procedure for checking and adjusting front wheel alignment.

Section K.2 CHECKING THE WHEEL CAMBER, CASTOR ANGLE AND SWIVEL PIN ANGLE

Guide to checking wheel camber, castor angle, and swivel pin angle.

Section K.3 TO MEASURE CAMBER

Procedure for measuring the wheel camber.

Section K.4 TO MEASURE CASTOR ANGLE

Procedure for measuring the castor angle.

Section K.5 TO MEASURE KING-PIN INCLINATION

Procedure for measuring king-pin inclination.

Section K.6 REMOVING THE FRONT SUSPENSION

Steps for removing the front suspension assembly.

Section K.7 TO DISMANTLE THE SWIVEL PINS

Procedure for dismantling the swivel pins.

Section K.8 EXAMINATION OF FRONT SUSPENSION PARTS FOR WEAR

Guide to examining front suspension parts for wear.

Section K.9 HUB BALL BEARINGS

Information on inspecting and servicing hub ball bearings.

Section K.10 REPLACING THE FRONT SUSPENSION

Procedure for replacing the front suspension components.

Section K.11 REASSEMBLY OF SWIVEL PINS

Instructions for reassembling the swivel pin assembly.

Section K.12 REMOVAL AND REPLACEMENT OF THE BRAKE-DRUM AND HUB

Procedure for removing and replacing brake drums and hubs.

Section K.13 REPLACEMENT OF THE FRONT HUB

Instructions for replacing the front hub.

Section K.14 REMOVING AND REPLACING THE FRONT COIL SPRING

Procedure for removing and replacing the front coil spring.

Section K.15 FITTING NEW RUBBER BUSHES TO LOWER WISHBONE INNER FULCRUM

Instructions for fitting new rubber bushes to the lower wishbone.

Section K.16 GREASE LEAKAGE FROM FRONT HUB

Troubleshooting grease leakage from the front hub.

Section K.17 MODIFIED FRONT HUB GREASE CAP

Details of the modified front hub grease cap.

SECTION L THE HYDRAULIC DAMPERS

Description.

General description of the hydraulic dampers.

Maintenance.

Maintenance procedures for hydraulic dampers.

Section No. L.I Replenishing.

Procedure for topping up hydraulic dampers.

Section No. L.2 REMOVAL AND REPLACEMENT OF REAR HYDRAULIC DAMPERS

Steps for removing and replacing rear hydraulic dampers.

Section No. L.3 REMOVAL OF THE FRONT DAMPERS

Procedure for removing front hydraulic dampers.

Section No. L.4 TESTING THE DAMPERS

Method for testing the function of hydraulic dampers.

Section L.5 REPLACEMENT OF THE REAR DAMPER LINK BEARINGS (GIRLING)

Procedure for replacing rear damper link bearings.

Section L.6 TO DISMANTLE THE LINKS (GIRLING)

Instructions for dismantling Girling damper links.

Section L.7 FITTING NEW BEARINGS TO THE LEVER ARM AND LEVER ARM LINK (GIRLING)

Steps for fitting new bearings to damper lever arms.

Section L.8 THE DAMPER SETTINGS

Information on the correct damper settings and adjustments.

SECTION M THE BRAKING SYSTEM

General Description.

General description of the Lockheed hydraulic brake system.

Maintenance.

Maintenance procedures for the braking system.

The Master Cylinder.

Details about the master cylinder component.

Section M.1 ADJUSTMENT OF THE BRAKE PEDAL

Procedure for adjusting the brake pedal free movement.

Section M.2 BRAKE-SHOE ADJUSTMENTS

Instructions for adjusting front and rear brake shoes.

Section M.3 TO BLEED THE SYSTEM (Expel Air)

Procedure for bleeding the hydraulic brake system to expel air.

Section M.4 REMOVAL OF THE MASTER CYLINDER

Steps for removing the master cylinder.

Section M.5 DISMANTLING THE MASTER CYLINDER

Instructions for dismantling the master cylinder.

Section M.6 ASSEMBLING THE MASTER CYLINDER

Steps for assembling the master cylinder.

Section M.7 REPLACING THE MASTER CYLINDER

Procedure for replacing the master cylinder.

Section M.8 BRAKE ASSEMBLY

Overview of the front and rear brake assemblies.

Section M.9 REMOVAL OF THE WHEEL CYLINDER

Procedure for removing front and rear wheel cylinders.

Section M.10 DISMANTLING THE WHEEL CYLINDER

Instructions for dismantling the wheel cylinder.

Section M.11 ASSEMBLING THE WHEEL CYLINDER

Steps for assembling the wheel cylinder.

Section M.12 REPLACEMENT OF THE WHEEL CYLINDER

Procedure for replacing the wheel cylinder.

Section M.13 REMOVAL OF THE FLEXIBLE HOSE

Instructions for removing the flexible brake hose.

Section M.14 REMOVAL AND REPLACEMENT OF THE BRAKE-SHOES

Procedure for removing and replacing brake shoes.

Section M.15 RELINING THE BRAKE-SHOES

Guidance on relining brake shoes.

Section M.16 THE BRAKE FLUID

Information on the correct brake fluid for replenishment.

Section M.17 THE HAND BRAKE

Details about the operation and adjustment of the hand brake.

Section M.18 REAR BRAKE PIPES

Information regarding rear brake pipe routing and clearance.

Section M.19 BRAKING IRREGULARITIES AND THEIR CAUSES

Troubleshooting guide for common braking irregularities.

SECTION N ELECTRICAL EQUIPMENT

General Description.

General description of the vehicle's 12-volt electrical equipment.

Section No. N.I The battery.

Details and maintenance of the 12-volt battery.

Section No. N.2 THE DYNAMO

Information on the dynamo type, output, and testing procedures.

Section No. N.3 REMOVAL AND REPLACEMENT OF THE DYNAMO

Procedure for removing and replacing the dynamo.

Section No. N.4 DISMANTLING THE DYNAMO

Instructions for dismantling the dynamo.

Section No. N.5 SERVICING THE DYNAMO

Maintenance procedures for the dynamo, including brushes and commutator.

Section No. N.6 THE STARTER

Details on the starter motor type and testing.

Section No. N.7 REMOVAL AND REPLACEMENT OF STARTER

Procedure for removing and replacing the starter motor.

Section No. N.8 THE STARTER SWITCH

Details about the starter switch operation.

Section No. N.9 THE STARTER COMMUTATOR AND BRUSH GEAR

Information on servicing the starter commutator and brush gear.

Section No. N.10 THE STARTER DRIVE

Recommendations for examining the starter drive.

Section N.11 SERVICING THE STARTER

General servicing procedures for the starter motor.

Section N.12 THE CONTROL BOX

Details and adjustment of the control box regulator.

Section N.13 WINDSCREEN WIPER-TYPE CW

Information on the windscreen wiper motor and troubleshooting.

Section N.14 THE ELECTRIC HORNS

Details about the electric horns and their adjustment.

Section N.15 THE FUSES

Information on the location and function of vehicle fuses.

Section N.16 THE HEADLAMPS

Description of the headlamp units and bulb replacement.

Section N.17 SETTING THE HEADLAMPS

Procedure for setting the vehicle's headlamps.

Section N.18 THE SIDELAMPS

Instructions for accessing and replacing sidelamp bulbs.

Section N.19 THE TAIL-LAMPS AND STOP-LIGHTS

Details about the tail and stop lamps, including bulb replacement.

Section N.20 THE NUMBER-PLATE ILLUMINATION LAMP

Procedure for accessing and replacing the number-plate lamp bulb.

Section N.21 THE PANEL LAMPS

Information on accessing and replacing panel lamp bulbs.

Section N.22 REMOVAL OF THE INSTRUMENT PANEL

Steps for removing the vehicle's instrument panel.

Section N.23 THE IGNITION AND FUEL WARNING LAMPS

Accessing and replacing bulbs for ignition and fuel warning lamps.

Section N.24 LOCATION AND REMEDY OF FAULTS

Troubleshooting guide for common electrical faults.

THE CHARGING CIRCUIT

Troubleshooting the vehicle's charging circuit.

THE STARTER MOTOR

Troubleshooting common issues with the starter motor.

THE LIGHTING CIRCUITS

Troubleshooting common issues with the vehicle's lighting circuits.

Section N.25 THE HEADLAMP BEAM WARNING LIGHT

Details of the headlamp beam warning light.

Section N.26 MODIFIED DIPPING SWITCH

Information on the modified foot-operated dipping switch.

WIRING DIAGRAM FOR M.G. MIDGET (Series TF)

Wiring diagram specific to the M.G. Midget "TF" model.

SECTION O THE WHEELS AND TYRES

Section No. O.1 General.

General information regarding wheels and tyres.

Section No. O.2 Tyre removal.

Procedure for removing tyres from the wheel rim.

Section No. O.3 The importance of balance.

Explanation of the importance of wheel and tyre balance.

Section No. O.4 Fitting tyres and tubes.

Procedure for fitting tyres and tubes.

Section No. O.5 Maintenance of wire wheels.

Maintenance procedures specific to wire wheels.

Tyre pressures

Recommended tyre pressures for the vehicle.

Spare wheel

Information about the location and removal of the spare wheel.

The valves

Maintenance and testing of tyre valves.

Tyre wear

Tips for promoting even tyre wear and maximizing mileage.

SECTION P LUBRICATION

Section No. P.I Engine lubrication.

Procedure for engine oil changes and checks.

Section No. P.2 Gearbox lubrication.

Instructions for gearbox oil level checks and changes.

Section No. P.3 Rear axle lubrication.

Procedure for checking and replenishing rear axle oil.

Section No. P.4 Grease gun lubrication.

Points requiring lubrication with a grease gun.

Section No. P.5 Carburetter dashpot lubrication.

Instructions for lubricating carburetter dashpots.

Section No. P.6 Steering gearbox lubrication.

Procedure for lubricating the steering gearbox.

Section No. P.7 Air cleaner lubrication.

Instructions for cleaning and lubricating air cleaners.

Section No. P.8 Distributor lubrication.

Lubrication points for the distributor.

Section No. P.9 Dynamo lubrication.

Lubrication procedures for the dynamo.

Section No. P.10 Front wheel bearings.

Maintenance for front wheel bearings.

Section No. P.11 Engine oil pick-up.

Details about the engine oil pick-up location and modifications.

Section No. P.12 Priming the engine oil pump.

Procedure for priming the engine oil pump.

KEY TO RECOMMENDED LUBRICANTS

A comprehensive list of recommended lubricants for various components.

LUBRICATION (SERIES TD)

Lubrication schedule and recommendations for "TD" models.

LUBRICATION (SERIES TF)

Lubrication schedule and recommendations for "TF" models.

SECTION Q SPECIAL TOOLS

Extractors

List and descriptions of various extraction tools.

Assembly tools

List and descriptions of assembly tools.

Spanners

List and descriptions of various spanners.

Reamers

List and descriptions of reamers.

Miscellaneous

List and descriptions of miscellaneous special tools.

NOTES ON THE USE OF SPECIAL TOOLS

Important notes and guidance on using special tools.

18 G371. Gearbox and Rear Axle Universal Joint Extractor

Description and usage of the universal joint extractor.

18 G312. Extractor for Ball Housing (Male) Tie-rod

Description and usage of the tie-rod ball housing extractor.

18 G352. Extractor for Camshaft and Crankshaft Sprockets

Description and usage of the extractor for timing chain sprockets.

18 G279. Clutch Plate Aligning Tool

Description and usage of the clutch plate aligning tool.

18 G281. Rear Axle Pinion Positioning Fixture

Description of the fixture for positioning the rear axle pinion.

18 G283. Axle Preload Check Tool

Description of the tool for checking rear axle pinion bearing preload.

68885 (7 i in.). Clutch Gauge Plate

Description of the clutch gauge plate for release lever adjustment.

18 G325. Synchromesh Assembly Tool

Description of the tool for synchromesh unit assembly.

67456. Bench-type Valve Spring Compressor

Description of the bench-type valve spring compressor.

18 G328. Suction Valve Grinder

Description of the suction valve grinder.

18 G315. Peg Spanner for Steering Rod Ball Housing (Male)

Description of the peg spanner for steering rod ball housing.

18 G311. Spanner for Steering Rod Ball Housing Cap

Description of the spanner for steering rod ball housing cap.

18 G353. Lockheed Bleeder Screw Wrench

Description of the Lockheed bleeder screw wrench.

18 G330. Cylinder Head Nut Spanner

Description of the cylinder head nut spanner.

18 G327. Gudgeon Pin Clamp Screw Spanner

Description of the spanner for gudgeon pin clamp screws.

8 G351. Front Camshaft Bearing Reamer

Description of the reamer for front camshaft bearings.

18 G314. Steering Gearbox Pinion Tail Bearing Reamer

Description of the reamer for steering gearbox pinion tail bearings.

18 G329. Oil Pump Bush Reamer

Description of the reamer for oil pump bushes.

18 G367. Bars for Checking Front Cross-member Alignment

Description of bars for checking front cross-member alignment.

18 G285. Rear Axle Pinion Inner Race Fitting and Withdrawing Tool

Description of the tool for rear axle pinion inner race fitting.

301075. Valve Seat Cutter Set

Description of the universal valve seat cutter set.

AJG5031. Wire Wheel Hub Extractor

Description of the tool for withdrawing wire wheel hubs.

18 G164 D. Bevel Pinion Outer Race Remover Adaptor

Description of the adaptor for bevel pinion outer race remover.

18 G34 A. Bevel Pinion Flange Wrench

Description of the wrench for bevel pinion flanges.

SECTION R THE BODY

Description.

General description of the open coachbuilt body.

Section No. R.1 The sidescreens.

Details on fitting, removal, and storage of sidescreens.

Section No. R.2 The hood: maintenance and cleaning.

Maintenance and cleaning procedures for the vehicle's hood.

Section No. R.3 Cleaning upholstery.

Methods for cleaning the vehicle's upholstery.

Section No. R.4 Lubrication.

Lubrication points for body components.

Section No. R.5 Removing and replacing front wings.

Procedure for removing and replacing front wings.

Section No. R.6 Removing and replacing rear wings.

Procedure for removing and replacing rear wings.

Section No. R.7 Removing and replacing running-boards.

Steps for removing and replacing running boards.

Section No. R.8 Removing and replacing body.

Procedure for removing and replacing the vehicle body.

Section No. R.9 Removing and replacing facia board and Instrument panel.

Steps for removing and replacing the facia board and instrument panel.

Section No. R.10 Body finish.

Information on body finish and colour matching.

Section R.11 REMOVING FRONT WINGS (Series TF )

Procedure for removing front wings on "TF" models.

Section R.12 REMOVING REAR WINGS (Series TF )

Procedure for removing rear wings on "TF" models.

Section R.13 REMOVING RUNNING-BOARDS (Series TF )

Steps for removing running boards on "TF" models.

Section R.14 REMOVING AND REPLACING THE BODY (Series TF )

Procedure for removing and replacing the body on "TF" models.

Section R.15 REMOVING AND REPLACING THE FACIA BOARD AND INSTRUMENT PANEL (Series TF )

Steps for removing and replacing the facia board on "TF" models.

SECTION S CHASSIS FRAME REPAIRS

General Description.

General description of chassis frame repair methods.

Section No. S.I Checking chassis frame alignment.

Procedure for checking chassis frame alignment.

Section No. S.2 Straightening with heat.

Guidance on straightening frame sections using heat.

Section No. S.3 Checking the front cross-member.

Procedure for checking the front cross-member alignment.

Section No. S.4 Straightening a damaged front end.

Instructions for straightening a damaged front chassis end.

Section No. S.5 Correcting a twisted frame.

Procedure for correcting a twisted chassis frame.

Section No. S.6 Fitting a new front cross-member.

Steps for fitting a new front cross-member.

SECTION K THE FRONT SUSPENSION

General Description.

General description of the independent front suspension system.

Maintenance.

Maintenance procedures for the front suspension.

Section No. K.1 Checking and adjusting front wheel alignment.

Procedure for checking and adjusting front wheel alignment.

Section K.2 CHECKING THE WHEEL CAMBER, CASTOR ANGLE AND SWIVEL PIN ANGLE

Guide to checking wheel camber, castor angle, and swivel pin angle.

Section K.3 TO MEASURE CAMBER

Procedure for measuring the wheel camber.

Section K.4 TO MEASURE CASTOR ANGLE

Procedure for measuring the castor angle.

Section K.5 TO MEASURE KING-PIN INCLINATION

Procedure for measuring king-pin inclination.

Section K.6 REMOVING THE FRONT SUSPENSION

Steps for removing the front suspension assembly.

Section K.7 TO DISMANTLE THE SWIVEL PINS

Procedure for dismantling the swivel pins.

Section K.8 EXAMINATION OF FRONT SUSPENSION PARTS FOR WEAR

Guide to examining front suspension parts for wear.

Section K.9 HUB BALL BEARINGS

Information on inspecting and servicing hub ball bearings.

Section K.10 REPLACING THE FRONT SUSPENSION

Procedure for replacing the front suspension components.

Section K.11 REASSEMBLY OF SWIVEL PINS

Instructions for reassembling the swivel pin assembly.

Section K.12 REMOVAL AND REPLACEMENT OF THE BRAKE-DRUM AND HUB

Procedure for removing and replacing brake drums and hubs.

Section K.13 REPLACEMENT OF THE FRONT HUB

Instructions for replacing the front hub.

Section K.14 REMOVING AND REPLACING THE FRONT COIL SPRING

Procedure for removing and replacing the front coil spring.

Section K.15 FITTING NEW RUBBER BUSHES TO LOWER WISHBONE INNER FULCRUM

Instructions for fitting new rubber bushes to the lower wishbone.

Section K.16 GREASE LEAKAGE FROM FRONT HUB

Troubleshooting grease leakage from the front hub.

Section K.17 MODIFIED FRONT HUB GREASE CAP

Details of the modified front hub grease cap.

SECTION L THE HYDRAULIC DAMPERS

Description.

General description of the hydraulic dampers.

Maintenance.

Maintenance procedures for hydraulic dampers.

Section No. L.I Replenishing.

Procedure for topping up hydraulic dampers.

Section No. L.2 REMOVAL AND REPLACEMENT OF REAR HYDRAULIC DAMPERS

Steps for removing and replacing rear hydraulic dampers.

Section No. L.3 REMOVAL OF THE FRONT DAMPERS

Procedure for removing front hydraulic dampers.

Section No. L.4 TESTING THE DAMPERS

Method for testing the function of hydraulic dampers.

Section L.5 REPLACEMENT OF THE REAR DAMPER LINK BEARINGS (GIRLING)

Procedure for replacing rear damper link bearings.

Section L.6 TO DISMANTLE THE LINKS (GIRLING)

Instructions for dismantling Girling damper links.

Section L.7 FITTING NEW BEARINGS TO THE LEVER ARM AND LEVER ARM LINK (GIRLING)

Steps for fitting new bearings to damper lever arms.

Section L.8 THE DAMPER SETTINGS

Information on the correct damper settings and adjustments.

SECTION M THE BRAKING SYSTEM

General Description.

General description of the Lockheed hydraulic brake system.

Maintenance.

Maintenance procedures for the braking system.

The Master Cylinder.

Details about the master cylinder component.

Section M.1 ADJUSTMENT OF THE BRAKE PEDAL

Procedure for adjusting the brake pedal free movement.

Section M.2 BRAKE-SHOE ADJUSTMENTS

Instructions for adjusting front and rear brake shoes.

Section M.3 TO BLEED THE SYSTEM (Expel Air)

Procedure for bleeding the hydraulic brake system to expel air.

Section M.4 REMOVAL OF THE MASTER CYLINDER

Steps for removing the master cylinder.

Section M.5 DISMANTLING THE MASTER CYLINDER

Instructions for dismantling the master cylinder.

Section M.6 ASSEMBLING THE MASTER CYLINDER

Steps for assembling the master cylinder.

Section M.7 REPLACING THE MASTER CYLINDER

Procedure for replacing the master cylinder.

Section M.8 BRAKE ASSEMBLY

Overview of the front and rear brake assemblies.

Section M.9 REMOVAL OF THE WHEEL CYLINDER

Procedure for removing front and rear wheel cylinders.

Section M.10 DISMANTLING THE WHEEL CYLINDER

Instructions for dismantling the wheel cylinder.

Section M.11 ASSEMBLING THE WHEEL CYLINDER

Steps for assembling the wheel cylinder.

Section M.12 REPLACEMENT OF THE WHEEL CYLINDER

Procedure for replacing the wheel cylinder.

Section M.13 REMOVAL OF THE FLEXIBLE HOSE

Instructions for removing the flexible brake hose.

Section M.14 REMOVAL AND REPLACEMENT OF THE BRAKE-SHOES

Procedure for removing and replacing brake shoes.

Section M.15 RELINING THE BRAKE-SHOES

Guidance on relining brake shoes.

Section M.16 THE BRAKE FLUID

Information on the correct brake fluid for replenishment.

Section M.17 THE HAND BRAKE

Details about the operation and adjustment of the hand brake.

Section M.18 REAR BRAKE PIPES

Information regarding rear brake pipe routing and clearance.

Section M.19 BRAKING IRREGULARITIES AND THEIR CAUSES

Troubleshooting guide for common braking irregularities.

SECTION N ELECTRICAL EQUIPMENT

General Description.

General description of the vehicle's 12-volt electrical equipment.

Section No. N.I The battery.

Details and maintenance of the 12-volt battery.

Section No. N.2 THE DYNAMO

Information on the dynamo type, output, and testing procedures.

Section No. N.3 REMOVAL AND REPLACEMENT OF THE DYNAMO

Procedure for removing and replacing the dynamo.

Section No. N.4 DISMANTLING THE DYNAMO

Instructions for dismantling the dynamo.

Section No. N.5 SERVICING THE DYNAMO

Maintenance procedures for the dynamo, including brushes and commutator.

Section No. N.6 THE STARTER

Details on the starter motor type and testing.

Section No. N.7 REMOVAL AND REPLACEMENT OF STARTER

Procedure for removing and replacing the starter motor.

Section No. N.8 THE STARTER SWITCH

Details about the starter switch operation.

Section No. N.9 THE STARTER COMMUTATOR AND BRUSH GEAR

Information on servicing the starter commutator and brush gear.

Section No. N.10 THE STARTER DRIVE

Recommendations for examining the starter drive.

Section N.11 SERVICING THE STARTER

General servicing procedures for the starter motor.

Section N.12 THE CONTROL BOX

Details and adjustment of the control box regulator.

Section N.13 WINDSCREEN WIPER-TYPE CW

Information on the windscreen wiper motor and troubleshooting.

Section N.14 THE ELECTRIC HORNS

Details about the electric horns and their adjustment.

Section N.15 THE FUSES

Information on the location and function of vehicle fuses.

Section N.16 THE HEADLAMPS

Description of the headlamp units and bulb replacement.

Section N.17 SETTING THE HEADLAMPS

Procedure for setting the vehicle's headlamps.

Section N.18 THE SIDELAMPS

Instructions for accessing and replacing sidelamp bulbs.

Section N.19 THE TAIL-LAMPS AND STOP-LIGHTS

Details about the tail and stop lamps, including bulb replacement.

Section N.20 THE NUMBER-PLATE ILLUMINATION LAMP

Procedure for accessing and replacing the number-plate lamp bulb.

Section N.21 THE PANEL LAMPS

Information on accessing and replacing panel lamp bulbs.

Section N.22 REMOVAL OF THE INSTRUMENT PANEL

Steps for removing the vehicle's instrument panel.

Section N.23 THE IGNITION AND FUEL WARNING LAMPS

Accessing and replacing bulbs for ignition and fuel warning lamps.

Section N.24 LOCATION AND REMEDY OF FAULTS

Troubleshooting guide for common electrical faults.

THE CHARGING CIRCUIT

Troubleshooting the vehicle's charging circuit.

THE STARTER MOTOR

Troubleshooting common issues with the starter motor.

THE LIGHTING CIRCUITS

Troubleshooting common issues with the vehicle's lighting circuits.

Section N.25 THE HEADLAMP BEAM WARNING LIGHT

Details of the headlamp beam warning light.

Section N.26 MODIFIED DIPPING SWITCH

Information on the modified foot-operated dipping switch.

WIRING DIAGRAM FOR M.G. MIDGET (Series TF)

Wiring diagram specific to the M.G. Midget "TF" model.

SECTION O THE WHEELS AND TYRES

Section No. O.1 General.

General information regarding wheels and tyres.

Section No. O.2 Tyre removal.

Procedure for removing tyres from the wheel rim.

Section No. O.3 The importance of balance.

Explanation of the importance of wheel and tyre balance.

Section No. O.4 Fitting tyres and tubes.

Procedure for fitting tyres and tubes.

Section No. O.5 Maintenance of wire wheels.

Maintenance procedures specific to wire wheels.

Tyre pressures

Recommended tyre pressures for the vehicle.

Spare wheel

Information about the location and removal of the spare wheel.

The valves

Maintenance and testing of tyre valves.

Tyre wear

Tips for promoting even tyre wear and maximizing mileage.

SECTION P LUBRICATION

Section No. P.I Engine lubrication.

Procedure for engine oil changes and checks.

Section No. P.2 Gearbox lubrication.

Instructions for gearbox oil level checks and changes.

Section No. P.3 Rear axle lubrication.

Procedure for checking and replenishing rear axle oil.

Section No. P.4 Grease gun lubrication.

Points requiring lubrication with a grease gun.

Section No. P.5 Carburetter dashpot lubrication.

Instructions for lubricating carburetter dashpots.

Section No. P.6 Steering gearbox lubrication.

Procedure for lubricating the steering gearbox.

Section No. P.7 Air cleaner lubrication.

Instructions for cleaning and lubricating air cleaners.

Section No. P.8 Distributor lubrication.

Lubrication points for the distributor.

Section No. P.9 Dynamo lubrication.

Lubrication procedures for the dynamo.

Section No. P.10 Front wheel bearings.

Maintenance for front wheel bearings.

Section No. P.11 Engine oil pick-up.

Details about the engine oil pick-up location and modifications.

Section No. P.12 Priming the engine oil pump.

Procedure for priming the engine oil pump.

KEY TO RECOMMENDED LUBRICANTS

A comprehensive list of recommended lubricants for various components.

LUBRICATION (SERIES TD)

Lubrication schedule and recommendations for "TD" models.

LUBRICATION (SERIES TF)

Lubrication schedule and recommendations for "TF" models.

SECTION Q SPECIAL TOOLS

Extractors

List and descriptions of various extraction tools.

Assembly tools

List and descriptions of assembly tools.

Spanners

List and descriptions of various spanners.

Reamers

List and descriptions of reamers.

Miscellaneous

List and descriptions of miscellaneous special tools.

NOTES ON THE USE OF SPECIAL TOOLS

Important notes and guidance on using special tools.

18 G371. Gearbox and Rear Axle Universal Joint Extractor

Description and usage of the universal joint extractor.

18 G312. Extractor for Ball Housing (Male) Tie-rod

Description and usage of the tie-rod ball housing extractor.

18 G352. Extractor for Camshaft and Crankshaft Sprockets

Description and usage of the extractor for timing chain sprockets.

18 G279. Clutch Plate Aligning Tool

Description and usage of the clutch plate aligning tool.

18 G281. Rear Axle Pinion Positioning Fixture

Description of the fixture for positioning the rear axle pinion.

18 G283. Axle Preload Check Tool

Description of the tool for checking rear axle pinion bearing preload.

68885 (7 i in.). Clutch Gauge Plate

Description of the clutch gauge plate for release lever adjustment.

18 G325. Synchromesh Assembly Tool

Description of the tool for synchromesh unit assembly.

67456. Bench-type Valve Spring Compressor

Description of the bench-type valve spring compressor.

18 G328. Suction Valve Grinder

Description of the suction valve grinder.

18 G315. Peg Spanner for Steering Rod Ball Housing (Male)

Description of the peg spanner for steering rod ball housing.

18 G311. Spanner for Steering Rod Ball Housing Cap

Description of the spanner for steering rod ball housing cap.

18 G353. Lockheed Bleeder Screw Wrench

Description of the Lockheed bleeder screw wrench.

18 G330. Cylinder Head Nut Spanner

Description of the cylinder head nut spanner.

18 G327. Gudgeon Pin Clamp Screw Spanner

Description of the spanner for gudgeon pin clamp screws.

8 G351. Front Camshaft Bearing Reamer

Description of the reamer for front camshaft bearings.

18 G314. Steering Gearbox Pinion Tail Bearing Reamer

Description of the reamer for steering gearbox pinion tail bearings.

18 G329. Oil Pump Bush Reamer

Description of the reamer for oil pump bushes.

18 G367. Bars for Checking Front Cross-member Alignment

Description of bars for checking front cross-member alignment.

18 G285. Rear Axle Pinion Inner Race Fitting and Withdrawing Tool

Description of the tool for rear axle pinion inner race fitting.

301075. Valve Seat Cutter Set

Description of the universal valve seat cutter set.

AJG5031. Wire Wheel Hub Extractor

Description of the tool for withdrawing wire wheel hubs.

18 G164 D. Bevel Pinion Outer Race Remover Adaptor

Description of the adaptor for bevel pinion outer race remover.

18 G34 A. Bevel Pinion Flange Wrench

Description of the wrench for bevel pinion flanges.

SECTION R THE BODY

Description.

General description of the open coachbuilt body.

Section No. R.1 The sidescreens.

Details on fitting, removal, and storage of sidescreens.

Section No. R.2 The hood: maintenance and cleaning.

Maintenance and cleaning procedures for the vehicle's hood.

Section No. R.3 Cleaning upholstery.

Methods for cleaning the vehicle's upholstery.

Section No. R.4 Lubrication.

Lubrication points for body components.

Section No. R.5 Removing and replacing front wings.

Procedure for removing and replacing front wings.

Section No. R.6 Removing and replacing rear wings.

Procedure for removing and replacing rear wings.

Section No. R.7 Removing and replacing running-boards.

Steps for removing and replacing running boards.

Section No. R.8 Removing and replacing body.

Procedure for removing and replacing the vehicle body.

Section No. R.9 Removing and replacing facia board and Instrument panel.

Steps for removing and replacing the facia board and instrument panel.

Section No. R.10 Body finish.

Information on body finish and colour matching.

Section R.11 REMOVING FRONT WINGS (Series TF )

Procedure for removing front wings on "TF" models.

Section R.12 REMOVING REAR WINGS (Series TF )

Procedure for removing rear wings on "TF" models.

Section R.13 REMOVING RUNNING-BOARDS (Series TF )

Steps for removing running boards on "TF" models.

Section R.14 REMOVING AND REPLACING THE BODY (Series TF )

Procedure for removing and replacing the body on "TF" models.

Section R.15 REMOVING AND REPLACING THE FACIA BOARD AND INSTRUMENT PANEL (Series TF )

Steps for removing and replacing the facia board on "TF" models.

SECTION S CHASSIS FRAME REPAIRS

General Description.

General description of chassis frame repair methods.

Section No. S.I Checking chassis frame alignment.

Procedure for checking chassis frame alignment.

Section No. S.2 Straightening with heat.

Guidance on straightening frame sections using heat.

Section No. S.3 Checking the front cross-member.

Procedure for checking the front cross-member alignment.

Section No. S.4 Straightening a damaged front end.

Instructions for straightening a damaged front chassis end.

Section No. S.5 Correcting a twisted frame.

Procedure for correcting a twisted chassis frame.

Section No. S.6 Fitting a new front cross-member.

Steps for fitting a new front cross-member.

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