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CITROEN SM User Manual

CITROEN SM
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AUTOMOBILES
C I T R O E N
AFTER-SALES TECHNICAL DIVISION
The enclosed schedule deals with particular points concerning
the overhauling of a MASERATI engine in an SM vehicle.
These particular points are taken from WORKSHOP MANUAL 581-3.
INFORMATION
BULLETIN
N° 1 S
20th April 1972
CONFIDENTIAL
(all rights reserved)
SM VEHICLES
(SB series SB)
This schedule contains 29 cards which can be used as " workshop
index cards
These may be protected with plastic sleeves.
Place the cards in the proximity of the work-bench where the
overhaul of components is carried out so that the mechanic can use
them for reference.
ENGINE
OVERHAULING
THE
ENGINE
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CITROEN SM Specifications

General IconGeneral
BrandCITROEN
ModelSM
CategoryAutomobile
LanguageEnglish

Summary

Engine Dismantling: Lifting and Preparation

Engine Lifting and Mounting

Procedures for lifting and securing the engine for dismantling.

Filter and Manifold Removal

Steps for removing air filter, oil filter, and manifold.

Engine Dismantling: Major Components

Clutch, Flywheel, and Cylinder Heads

Removing clutch, flywheel, and initiating cylinder head removal.

Engine Dismantling: Cylinder Heads and Water Pump

Cylinder Head Removal Details

Specific instructions for removing cylinder heads.

Water Pump and Cover Removal

Procedures for removing water pump cover and turbine.

Engine Dismantling: Sump and Timing Case

Sump and Timing Case Removal

Steps to remove the engine oil sump and timing case.

Oil Pump Filter and Chain Tensioner

Procedures for removing oil pump filter and chain tensioner.

Engine Dismantling: Shafts and Housings

Intermediate Timing Shaft Removal

Instructions for removing the intermediate timing shaft.

Lower Housing and Gasket Removal

Procedure for removing the lower engine housing and its gasket.

Engine Dismantling: Crankshaft and Bearings

Con Rod and Crankshaft Removal

Steps to remove connecting rods and the crankshaft.

Bearing Shells and Shims Removal

Removing crankshaft bearing shells and end float adjusting shims.

Engine Dismantling: Piston Assemblies and Heads

Con Rod Piston Assembly Work

Procedures for working on con rod and piston assemblies.

Cylinder Head Stripping Details

Steps for stripping the cylinder heads, including valves.

Engine Dismantling: Case Stripping and Valves

Chain Limiter and Valve Removal

Removing chain limiter and valves.

Valve Grinding and Case Stripping

Grinding valves and stripping the timing case.

Engine Assembly: Preparation and Notes

General Assembly Notes and Torques

Key considerations for assembly, including gaskets and tightening torques.

Piston/Con Rod Assembly Prep

Preparing pistons and connecting rods for assembly.

Engine Assembly: Pistons and Crankshaft

Piston/Con Rod and Ring Fitting

Assembling pistons, con rods, and fitting piston rings.

Casing and Half Bearings Installation

Fitting engine casing and half bearings.

Engine Assembly: Crankshaft and Sump

Crankshaft and Bearing Shells

Installing the crankshaft and bearing half shells.

Sump Gasket and Tightening

Fitting the sump gasket and tightening sump bolts.

Engine Assembly: Oil Seal and Flywheel

Oil Seal Fitting Procedure

Procedure for fitting the oil seal.

Flywheel and Timing Chain Alignment

Installing flywheel and aligning timing marks.

Engine Assembly: Timing Shaft Adjustment

Shaft and Chain Fitting

Fitting the intermediate shaft and control chain.

Chain Tensioner and Limiter Setup

Installing and setting chain tensioner and free play limiter.

Engine Assembly: Oil Pump and Timing Case

Oil Pump Assembly Steps

Assembling the engine oil pump components.

Timing Case Preparation Steps

Preparing the timing case, fitting unions and seals.

Engine Assembly: Timing Case Components

Timing Case Component Installation

Fitting plugs, oil pump, and ring seals to the timing case.

Timing Case and Breather Installation

Fitting the timing case and breather.

Engine Assembly: Oil System Components

Oil Cooler Housing and Switches

Fitting the oil cooler housing and oil temperature/pressure switches.

Suction Tube, Filter, and Oil Basin

Installing suction tube, filter assembly, and oil basin.

Intermediate Shaft Oil Seal

Fitting the intermediate shaft oil seal.

Engine Assembly: Drive Plate and Water Pump

Drive Plate and Nut Fitting

Installing the drive plate and its retaining nut.

Water Pump Assembly and Sealing

Fitting the water pump, including oil seal and cover.

Engine Assembly: Cylinder Head Prep

Cylinder Head Flatness Check

Checking the flatness of the cylinder heads.

Cylinder Head Preparation Steps

Preparing cylinder heads, cleaning ducts and fitting seals.

Engine Assembly: Cylinder Head Components

Free Play Limiter and Capsules

Fitting free play limiter, capsules, and push rods.

Camshaft and Bearing Cap Fitting

Installing camshafts and tightening bearing caps.

Engine Assembly: Camshaft and Crankshaft Timing

Camshaft and Pushrod Installation

Fitting chosen capsules and pushrods, then camshafts.

Crankshaft and Timing Chain Setup

Positioning crankshaft to TDC and timing chain.

Engine Assembly: Right Hand Cylinder Head

Cylinder Head Gasket and Rings

Fitting cylinder head gasket and brass rings.

Cylinder Head and Bolt Tightening

Fitting the cylinder head and tightening bolts sequentially.

Engine Assembly: Timing Adjustment Tools

Spring Link and Chain Tensioning

Fitting spring link and tensioning the timing chain.

Tools for Timing Adjustment

Listing and describing tools required for timing adjustment.

Engine Assembly: Camshaft Disengagement

Disengaging Camshafts

Loosening nuts and freeing toothed rings for camshafts.

Timing Adjustment Gauge Setup

Setting up gauges for timing adjustment on crankshafts.

Engine Assembly: Camshaft Timing

Inlet Camshaft Timing Procedure

Adjusting inlet camshaft timing using toothed ring.

Exhaust Camshaft Timing Procedure

Adjusting exhaust camshaft timing using toothed ring.

Engine Assembly: Timing Adjustment Check

RH Cylinder Head Timing Check

Checking timing adjustment using markings and gauges.

LH Cylinder Head Installation

Fitting the left hand cylinder head and timing chain.

Engine Assembly: Left Hand Cylinder Head Timing

LH Cylinder Head Timing Adjustment

Adjusting timing for the left hand cylinder head.

LH Timing Adjustment Check

Checking the timing adjustment for the left hand cylinder head.

Engine Assembly: Final Components

Distributor and Head Covers

Fitting the distributor and cylinder head covers.

Clutch and Water Manifold

Installing the clutch and water manifold.

Engine Assembly: Carburettors and Supports

Carburettor and Oil Pipe Fitting

Fitting inlet pipes, carburettors, and oil filler pipe.

Engine Support and Starter Motor

Removing engine from support and fitting starter motor.

Specifications of Special Tools

Tool Specifications and Drawings

Detailed specifications and drawings for specialized tools.

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