18-2
TROUBLESHOOTING
ENGINE OUTPUT INSUFFICIENT
CAUSE OF TROUBLE
(1) Air cleaner clogged.
(2) Insufficient fuel supply.
(3) Fuel tank cap air hole clogged.
(4) Muffler clogged.
(1) Faulty CDI unit.
(2) Faulty A.C generator.
(1) Cylinder and piston ring worn.
(2) Cylinder head gasket damaged.
(3) Cylinder and cylinder head cracked.
(1) Unsatisfactory carburetor
maintenance.
(1) Unsatisfactory plug maintenance.
(2) Plugs with incorrect heat value
used.
(3) Rich fuel mixture.
(1) Cylinder or piston worn.
(2) Lean fuel mixture.
(3) Poor quality fuel used.
(4) Carbon deposit inside the
combustion chamber excessive.
(5) Ignition timing incorrect.
(1) Carbon deposit inside the
combustion chamber excessive.
(2) Poor quality fuel used.
(3) Lean fuel mixture.
1. Gently accelerate engine.
2. Check ignition timing.
3. Press the kick starter pedal to check
the cylinder pressure.
4. Check the carburetor for clogging.
5. Remove spark plugs.
6. Check for engine overheating.
7. Accelerate suddenly or run at.
Engine speed does not
increase sufficiently.
Abnormal
Low
Clogged.
Contaminated or
discolored.
Overheated.
Engine knocks.
Engine speed increases.
Normal
Not clogged.
Not contaminated or discolored.
Normal
Not overheated.
Engine does not knock.
Содержание A-FOUR -
Страница 1: ......
Страница 44: ...4 2 LUBRICATION SYSTEM OIL SYSTEM DRAWING ...
Страница 51: ...MEMO ...
Страница 52: ...FUEL SYSTEM 5 0 FUEL GAUGE FUEL TANK FUEL AUTO COCK STRAINER CARBURETOR ...
Страница 62: ...ENGINE REMOVAL INSTALLATION 6 0 ...
Страница 97: ...MEMO ...
Страница 128: ...BRAKE SYSTEM 12 0 ...
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Страница 175: ...17 1 17 WIRING DIAGRAM 17 ...
Страница 176: ...MEMO ...
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Страница 185: ...SERVICE MANUAL 2005 6 PRINTED 2005 6 PUBLICATION NO COPY ...