Arctic Cat Panther 1974 Manual page 34

TROUBLE SHOOTING
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Problem
Condition
Remedy
8.
Main fuel orifice obstructed.
8. Service the carburetor.
9. Diaphram lever, plate or
9. Service the carburetor.
gasket malfunctioning.
Engine backfires or has irregular 1.
Throttle safety switch
1 .
Adjust throttle safety switch .
running condition. adj usted improperly.
2.
High tension wire de-
2.
Replace high tension wire.
teriorated, broken or
damaged.
3.
Fouled or incorrect spark
3.
Replace spark plug.
plug (heat range).
4. Breaker points adjusted 4. Adjust breaker points and
improperly. time the engine.
5.
Air leak between carburetor 5. Tighten mounting bolts and
and intake manifold. nuts or replace the gasket.
6. Air leak between intake 6. Tighten mounting nuts or
elbow and engine.
replace gasket.
7.
I nsulating block between
7. "True up" or replace intake
intake elbow and engine insulating block.
is warped.
Engine four-cycles. 1. Carburetor adjusted too 1. Adjust the carburetor.
rich.
2.
Carburetor inlet needle and
2.
Service the carburetor and
seat worn or damaged. replace inlet needle and seat.
Engine pings at full throttle 1. Cooling fins obstructed or 1. Clean cooling fins or replace
(overheati ng). damaged . the end cover.
2.
Cooling fan damaged.
2.
Replace the cooling fan.
3. Excessive carbon buildup 3. Decarbonize the affected
in the combustion chamber. area and related components.
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