Publicidad
Man SMR 630-2004-IMP. C
15-07-2004
Trouble
Drive chain noise
Clutch slip
Clutch drag
Gears not engaging
Gearchange lever doesn't
return
Slips out of gear
Engine lacks power
Engine overheating
N° 8000A3632 (06-04)
16:15
Pagina C.7
All manuals and user guides at all-guides.com
TROUBLES AND REMEDIES
Cause
1. Chain stretched or badly adjusted
2. Engine sprocket and rear wheel sprocket worn
1. Insufficient clutch adjuster free play
2. Clutch springs weak
3. Clutch plates worn
1. Excessive clutch adjuster free play
2. Spring tension uneven
3. Clutch plates bent
1. Clutch not releasing
2. Gearshift forks bent or seized
3. Gearchange pawls worn
4. Gearshift forks' control pins damaged
1. Selector return spring weak or broken
1. Sliding dogs worn
2. Gear splines worn
3. Sliding dog seats on gears worn
4. Splines gearshift forks' control shaft worn
5. Gearshift forks control pins worn
6. Gearshift forks worn
1. Air filter dirty
2. Carburettor main jet blocked or wrong size
3. Poor quality fuel
4. Breather union loose
5. Spark advance in excess
6. Inadequate compression
7. Incorrect valve play
8. Faulty valve guides or seats
9. Valve springs weak or seized
1. Excessive coke on combustion chamber and/or
piston crown
2. Insufficient engine oil, or wrong oil used
3. Radiator air flow blocked
4. Poor seal at cylinder head gasket
5. Ignition lag in excess
6. Clutch slipping
Remedy
Replace or adjust
Replace
Adjust
Replace
Replace
Adjust
Replace
Replace
Adjust
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Clean
Clean or replace
Replace
Tighten
Adjust
Find cause
Adjust
Replace
Replace
Clean
Top up or replace
Clean
Replace
Adjust
Adjust
C.7
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