ENGINE LACKS ACCELERATION OR POWER (cont’d)
5. Engine is overheating.
– Clean cooling fins of engine; if overheating persists, contact
an authorized SKI-DOO dealer.
ENGINE BACKFIRES
1. Faulty spark plug (carbon accumulation ) or wrong gap.
– See item 5 of ENGINE TURNS OVER BUT FAILS TO START.
2. Engine is running too hot.
– See item 5 of ENGINE TURNS OVER BUT FAILS TO START.
3. Ignition timing is incorrect or there is an ignition system fail-
ure.
– Contact an authorized SKI-DOO dealer.
ENGINE MISFIRES
1. Fouled/defective/worn spark plug or wrong gap.
– Clean/verify spark plug gap and heat range. Replace as re-
quired.
2. Water in fuel.
– Drain fuel system and refill with fresh fuel.
SNOWMOBILE CANNOT REACH FULL SPEED
1. Incorrect track adjustment.
– See REPAIR AND MAINTENANCE and/or dealer for proper
alignment and tension adjustments.
2. Engine.
– See items 1, 2 and 5 of ENGINE LACKS ACCELERATION OR
POWER.
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