C.2
Ed. 0-09-2010
TROUBLESHOOTING
ENGINE
Trouble
Cause
Remedy
Engine does not start or
Insufficient compression
has starting trouble
1. Piston seized
Replace
2. Connecting rod small or big end seized
Replace
3. Worn piston rings
Replace
4. Worn cylinder
Replace
5. Cylinder head loosely tightened
Tighten
6. Head gasket leaking
Replace
7. Spark plug loose
Tighten
Weak or no spark
1. Spark plug faulty
Replace
2. Fouled or wet spark plug
Clean or dry
3. Spark plug electrode gap too wide
Adjust
4. Ignition coil faulty
Replace
5. High-tension cables open circuit or shorted
Check
Fuel does not reach the carburettor
1. Tank cap breather clogged
Clean
2. Fuel cock clogged
Clean
3. Fuel feed pipe clogged
Clean
4. Filter on carburettor fitting dirty
Clean
5. Floater valve or floaters faulty
Replace
6. Linkage is blocking floater valve
Release
Carburettor flooding
1. High fuel level in bowl
Adjust
2. Floater valve or floaters worn or stuck open
Replace or release
Engine stalls
1. Fouled spark plug
Clean
easily
2. Carburettor jets clogged
Clean
3. Low idle
Adjust
Engine is noisy
Noise seems to come from piston
1. Too much piston-to-cylinder clearance
Replace
2. Worn piston rings or piston grooves
Replace
3. Too much carbon build-up in
combustion chamber or on piston crown
Clean
Noise seems to come from crankshaft
1. Worn main bearings
Replace
2. Connecting rod big end has too much side
clearance or end float
Replace
3. Crankshaft gear damaged
Replace
4. Crankshaft locknut loose
Tighten
Содержание SM 50 / 2011
Страница 1: ...Workshop Manual CR 50 2011 SM 50 2011 Ed 01 09 2010 ...
Страница 6: ......
Страница 7: ...b 1 b Ed 01 09 2010 IMPORTANT NOTICES Section ...
Страница 9: ...A 1 A Ed 01 09 2010 GENERAL INFORMATION Section ...
Страница 14: ......
Страница 15: ...B 1 B Ed 01 09 2010 MAINTENANCE Section ...
Страница 19: ...C 1 C Ed 01 09 2010 TROUBLESHOOTING Section ...
Страница 24: ......
Страница 25: ...D 1 D SETTINGS AND ADJUSTMENTS Ed 01 09 2010 Section ...
Страница 27: ...D 3 H02123 SETTINGS AND ADJUSTMENTS Ed 01 09 2010 H06248 CR 50 SM 50 ...
Страница 48: ......
Страница 49: ...E 1 E Ed 01 02 2010 GENERAL PROCEDURES Section ...
Страница 59: ...E 11 H06259 2 3 1 3 1 Ed 01 02 2010 GENERAL PROCEDURES Scoops and spoiler removal ...
Страница 66: ......
Страница 67: ...F 1 F Ed 01 09 2010 ENGINE Section ...
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Страница 95: ...I 1 I Ed 01 09 2010 FRONT SUSPENSION Section ...
Страница 96: ...I 2 Ed 01 09 2010 FRONT SUSPENSION Front fork removal I 4 Fork spring specifications I 5 ...
Страница 97: ...I 3 H02123 Ed 01 09 2010 FRONT SUSPENSION H06248 CR 50 SM 50 ...
Страница 100: ......
Страница 101: ...J 1 J Ed 01 09 2010 REAR SUSPENSION Section ...
Страница 109: ...L 1 L BRAKES Ed 01 09 2010 Section ...
Страница 110: ...L 2 BRAKES Ed 01 09 2010 Braking system L 3 Brake disc L 4 Checking brake pads for wear replacing the pads L 5 ...
Страница 114: ......
Страница 115: ...M 1 M Ed 01 09 2010 ELECTRICAL SYSTEM Section ...
Страница 122: ......
Страница 123: ...N 1 N Ed 01 09 2010 ENGINE COOLING Section ...
Страница 124: ...N 2 Ed 1 09 2010 ENGINE COOLING Coolant level check N 3 Cooling circuit N 4 Engine cooling system overhaul N 5 ...
Страница 128: ......
Страница 129: ...W 1 W Ed 01 09 2010 SPECIAL TOOLS Section ...
Страница 138: ......
Страница 139: ...Y 1 Y Ed 01 09 2010 CHASSIS AND WHEELS Section ...