TM RACING SMR Series Workshop Manual

4 stroke engine

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Workshop Manual
4 STROKE ENGINE
250-300
Mx - En - SMx
SMr - SMM - 2016
www.tmracing.it

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Summarization of Contents

Adjustments and Replacements
Adjusting Valves Play (With Cold Engine)
Procedure for adjusting valve clearance on a cold engine, detailing steps for accessing and measuring valve play.
Camshafts Re-mounting
Instructions for correctly re-mounting camshafts, including timing chain alignment and torque specifications.
Engine Oil and Filter Change
Step-by-step guide for changing engine oil and the oil filter, including draining, filter extraction, and refilling.
Standard Clutch Replacement
Procedure for replacing the standard clutch pack, including disassembly of clutch components and re-assembly steps.
Slipper Clutch Replacement
Detailed steps for replacing the slipper clutch, covering disc pack removal, component inspection, and re-assembly.
Engine Disassembly Procedures
Engine Components Layout
Diagram and identification of key engine components for reference during disassembly.
Pinion Removal
Instructions on how to safely remove the pinion, including handling the bushing and O-ring gasket.
Head Removal and Re-assembly
Comprehensive guide covering head removal, dismantling, re-assembly, and re-mounting, including torque values.
Cylinder and Piston Operations
Steps for removing, replacing, and re-mounting the cylinder and piston, including strap/oil scraper and coupling.
Temperature Sensor Replacement
Procedure for replacing the engine temperature sensor, including torque and sealant application.
Clutch System Operations
Covers clutch actuator removal, dismantling, and re-assembly for proper function.
Gear Sensor Replacement
Guidance on removing and re-mounting the gear sensor, ensuring correct cabling position.
Flywheel Removal and Component Servicing
Detailed steps for flywheel cover, stator, pick-up, and rotor removal and servicing.
Starter Motor Disassembly and Re-mounting
Instructions for disassembling and re-mounting the starter motor, including gasket checks.
Water Pump Maintenance
Procedure for water pump removal and re-assembly, including seal checks and impeller servicing.
Transmission Guard Servicing
Guide for removing and re-mounting the transmission guard, including bearing and oil seal replacement.
Idle Kick Starter Removal and Re-mounting
Steps for removing and re-mounting the idle kick starter mechanism, ensuring correct spring and pin placement.
Drum and Clutch Bell Servicing
Procedure for disassembling and re-mounting the drum and clutch bell, including safety washer and nut tightening.
Transmission Side Counter Gears
Layout and removal/re-mounting procedures for transmission side counter gears and related components.
Crankshaft Gear Removal
Instructions for removing the crankshaft gear, including using specialized tools and torque specifications.
Oil Pump Removal and Servicing
Procedure for removing the oil pump, including component dismantling, inspection, and re-assembly.
Gearbox Command Shaft Removal
Steps for removing the gearbox command shaft, including spring and bush disassembly and re-assembly.
Ratchet-Holder Gear Removal
Procedure for removing the ratchet-holder gear, including dismantling ratchets and spring assembly.
Semicase Aperture and Re-assembly
Guide for opening and re-assembling the engine semicases, ensuring correct bush and sealant application.
Crankshaft, Gearbox, Gears Drum Operations
Covers component positioning, oil filter removal, crankshaft, gear shafts, drum, and ratchet procedures.

Table of Contents