Polaris Predator 90 Service Manual

ENGINE
2.26
G Spark plug fouled
G Cylinder, piston, ring, or reed wear or
damage (check compression)
G CVT not operating properly
G Restricted exhaust muffler
G Carburetor slide sticking or damaged
G Dirty carburetor
Piston Failure - Scoring
G Lack of lubrication
G Dirt entering engine through cracks
in air filter or ducts
G Engine oil dirty or contaminated
Excessive Smoke and Carbon Buildup
G Excessive piston-to-cylinder
clearance
G Worn rings, piston, or cylinder
G Restricted breather
G Air filter dirty or contaminated
G Oil pump misadjusted or faulty
Low Compression
G Cylinder head gasket leak
G Cylinder or piston worn
G Piston rings worn, leaking, broken,
or sticking
G Reeds broken or bent
Backfiring
G ETC or speed limiter system
malfunction
G Fouled spark plug or incorrect plug
or plug gap
G Carburetion faulty - lean condition
G Exhaust system air leaks
G Ignition system faulty:
Spark plug cap cracked/broken
Ignition coil faulty
Ignition or kill switch circuit faulty
Ignition timing incorrect
Sheared flywheel key
G Poor connections in ignition system
G Reeds broken or bent
G Air leaks in intake or crankcase
G Lean condition
Overheating
G Restricted air flow (mud or debris in
cooling fins causing restriction to air
flow, accident damage)
G Lean mixture (restricted jets, vents,
fuel pump or fuel valve)
G Fuel pump output weak causing
lean condition
G Electrical malfunction
G Internal Mag--side fan damaged or
plugged with debris.
G Ignition timing misadjusted
G Spark plug incorrect heat range
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Polaris Predator 90 Specifications

General

Brand	Polaris
Model	Predator 90
Category	Offroad Vehicle
Language	English