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Suzuki RM85L User Manual

Suzuki RM85L
206 pages
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Part No. 99011-02B82-01A
April, 2006 EN
TK
RM85/L
OWNER’S SERVICE MANUAL

Table of Contents

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Suzuki RM85L Specifications

General IconGeneral
Displacement84.7cc
LubricationPremix
IgnitionCDI
Front BrakesSingle hydraulic disc
Rear BrakesSingle hydraulic disc
Bore x Stroke48.0 mm x 46.8 mm
Transmission6-speed constant mesh
Final DriveChain

Summary

RM85/L Owner's Service Manual

Foreword and Safety Information

Warning, Caution, and Note Definitions

Explains the meaning of warning, caution, and note symbols and text.

General Instructions for Riding

Location of Parts

Identifies key components and controls of the motorcycle with diagrams.

Fuel and Oil Recommendations

Specifies recommended fuel types, octane ratings, and engine oil for the motorcycle.

Instructing Young Riders

Provides guidance for parents on teaching young riders safe operation and basic skills.

Starting and Stopping Procedures

Details starting the engine, beginning to ride, shifting gears, and shutting off the engine.

Braking Techniques

Describes proper braking procedures for slowing down and stopping the motorcycle safely.

Break-in (Running-in) Procedure

Outlines the steps for the initial break-in period of a new motorcycle for optimal performance.

Periodic Maintenance

Periodic Maintenance Chart

Provides a schedule for inspection, cleaning, lubrication, and replacement of parts based on usage.

Spark Plug and Air Cleaner Maintenance

Covers spark plug inspection, gap adjustment, and air cleaner element cleaning and replacement.

Transmission Oil and Engine Coolant Service

Details transmission oil level checks, changes, and engine coolant levels and system inspections.

Clutch and Throttle Cable Adjustment

Explains adjusting clutch and throttle cable play for proper operation and safety.

Drive Chain and Sprocket Service

Covers drive chain slack adjustment, lubrication, sprocket inspection, and guide/buffer checks.

Brakes: Fluid Level and Pad Inspection

Covers checking brake fluid level in reservoirs and inspecting brake pads for wear.

Front and Rear Suspension Inspection

Details inspecting front fork and rear suspension for movement, damage, and oil leaks.

Wheels, Tires, and Steering Inspection

Covers inspection of wheel rims, spokes, tire pressure, and steering system for play or binding.

Lubrication and Tightening Torque Specifications

Details lubrication points and frequency, and provides critical tightening torque values for assembly.

Troubleshooting

Troubleshooting: Engine Issues

Provides common engine problems like starting issues, stalling, and insufficient power with possible causes and remedies.

Troubleshooting: Chassis Issues

Addresses chassis problems such as handling, wheel wobble, suspension softness/hardness, and braking.

Machine Tuning

Carburetor Tuning Principles

Explains carburetor components, functions, and basic principles for tuning air/fuel mixture.

Front Fork Tuning: Damping and Oil Level

Details adjustments for front fork compression/rebound damping and fork oil level.

Rear Suspension Tuning: Damping and Pre-load

Explains adjustments for rear suspension compression/rebound damping and spring pre-load.

Suspension Balance Test and Tips

Discusses balancing front and rear suspension, performing a balance test, and providing tuning tips.

Engine Removal and Installation

Engine Removal Procedure

Details the steps for removing the engine, including disconnecting hoses, fuel, and mounting bolts.

Engine Installation Procedure

Outlines the steps for reinstalling the engine, mounting it on the frame, and tightening nuts.

Cylinder, Piston, and Exhaust Valve Service

Engine Top End: Cylinder Head and Cylinder Removal

Details removing the cylinder head, spark plug, radiator hose, and the cylinder.

Piston and Exhaust Valve Removal

Covers removing the piston pin, piston, conrod bearing, and exhaust valve components.

Component Inspection (Head, Cylinder, Piston, Valve, Conrod)

Details inspecting cylinder head, cylinder bore, and piston/rings for wear, damage, and distortion.

Component Reassembly (Cylinder, Piston, Valve, Governor)

Explains reassembling piston rings, piston, exhaust valves, and cylinder with proper procedures.

Exhaust Valve Governor Service

Details removal, disassembly, inspection, and reassembly of the exhaust valve governor.

Clutch Service

Clutch Plate Removal and Inspection

Covers removing clutch cover, springs, plates, and inspecting plates for wear and distortion.

Clutch Spring and Rack/Pinion Inspection

Explains inspecting clutch spring free length and clutch release rack and pinion for wear.

Clutch Plate and Sleeve Hub Reassembly

Details reassembling clutch plates, rack, bearing, pressure plate, and sleeve hub.

Kick Starter Service

Kick Starter Removal Procedure

Details draining fluids, removing clutch assembly, snap ring, gears, and kick starter shaft.

Kick Starter Inspection and Reassembly

Covers inspecting oil seals, springs, gears, and reassembling the kick starter components.

Gearshifting System Service

Gearshift Linkage Removal

Details draining fluids, removing gearshift lever, shaft, pawls, pins, springs, and stopper plate.

Gearshift Linkage Inspection and Reassembly

Covers inspecting gearshift shaft, spring, pawls, and reassembling linkage components.

Transmission and Crankshaft Service

Engine Bottom Side Component Removal

Lists parts to be removed from the engine bottom side before crankcase disassembly.

Crankcase Separation and Transmission Removal

Explains separating crankcase halves and removing transmission components like shafts and forks.

Crankshaft and Transmission Inspection

Covers inspecting crankshaft runout, webs, oil seals, bearings, and transmission gears for wear.

Crankshaft and Transmission Reassembly

Details installing crankshaft, bearings, oil seals, and reassembling the transmission with gears.

Crankcase and Primary Driven Gear Reassembly

Covers reassembling crankcase halves, gasket, and primary driven gear with specified torque.

Fuel System Service

Carburetor Removal and Disassembly

Details removing the carburetor, top cap, throttle valve, spring, jet needle, and air/overflow hoses.

Carburetor Inspection

Covers inspecting jet needle, throttle valve, float, and jets for damage and clogging.

Reed Valve Inspection and Removal

Details removing the carburetor, bolts, intake pipe, and inspecting reed valves for damage.

Cooling System Service

Engine Coolant Service

Details replacing engine coolant, tightening drain plug, and inspecting the radiator cap pressure.

Radiator Removal and Cooling System Inspection

Covers removing the radiator and inspecting the cooling system for leaks and hose condition.

Water Pump Service

Details water pump removal, inspection of impeller, bearing, oil seal, and reassembly.

Electrical System Service

Electrical Circuit Diagram

Illustrates the electrical system layout, including ignition, CDI, and spark plug connections.

Ignition System Peak Voltage Inspection

Explains how to measure ignition coil primary peak voltage using a multi-circuit tester.

Ignition Coil, CDI Unit, and Stator Coil Inspection

Details inspecting ignition coil resistance, CDI unit voltage, and stator coil resistance.

Magneto Rotor and Stator Service

Details removing screws, magneto cover, bolts, stator, and holding conrod for nut loosening.

Front and Rear Wheels Service

Front Wheel Service

Details removing the front wheel, axle, and inspecting axle shaft, rim, and bearings.

Rear Wheel Service

Details removing the rear wheel, axle shaft, and inspecting axle, rim, and bearings.

Disc Plate and Rear Sprocket Replacement

Covers replacing brake discs and rear sprockets, including tightening procedures.

Front and Rear Brakes Service

Brake Fluid Air Bleeding and Replacement

Details procedures for bleeding air from the brake system and replacing brake fluid.

Brake Pad Replacement

Covers removing caliper mounting bolts, clips, pins, and installing new brake pads.

Brake Caliper Service (Front and Rear)

Explains caliper removal, disassembly, inspection, cleaning, and reassembly procedures.

Master Cylinder Service (Front and Rear)

Details master cylinder removal, disassembly, inspection, cleaning, and reassembly.

Brake Pedal Service

Explains removing pedal pivot nut, cotter pin, pin, return spring, and reassembling.

Front Fork and Steering Service

Front Fork Service (Removal, Inspection, Reassembly)

Covers removing, disassembling, inspecting, and reassembling front fork components.

Front Fork Reinstallation

Details reinstalling front forks, setting alignment line, tightening clamp bolts, and installing wheel/caliper.

Steering System Service

Explains removing, inspecting, replacing bearings, and reassembling the steering system.

Rear Suspension Service

Rear Shock Absorber Service

Details shock absorber removal, spring service, inspection, oil replacement, and reassembly.

Swingarm Service

Explains swingarm removal, inspection of pivot shaft, bearings, and reassembly.

Rear Suspension Linkage Service

Covers linkage removal, inspection, bearing replacement, and reassembly of suspension components.

Servicing Information

Service Data: Engine, Transmission, Carburetor Specs

Provides standard and limit measurements for cylinder, piston, conrod, crankshaft, clutch, and transmission parts.

Service Data: Electrical, Brake, Wheel Specs

Lists electrical resistance values, brake system dimensions, and wheel specifications.

Service Data: Suspension and Tire Pressure

Provides suspension stroke, spring rates, oil levels, pressure settings, and tire pressure specifications.

Fuel, Oil, and Coolant Specifications

Specifies types and capacities for fuel, engine oil, transmission oil, brake fluid, and coolant.

Special Tools for Servicing

Illustrates and lists special tools required for various maintenance and repair procedures.

Wire, Cable, and Hose Routing

Illustrates the correct routing and clamping of wires, cables, and hoses for proper assembly.

Specifications: Dimensions and Dry Mass

Lists overall dimensions, wheelbase, ground clearance, seat height, and dry mass for RM85/RM85L.

Setting Data Log

Provides a template for recording engine, suspension, and tire settings for different conditions.

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