FEISHEN K550ATV EEC 4x4, Owner'S Manual

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Faulty thermostat
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Faulty thermo switch
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Incorrect coolant level (low coolant level)
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Faulty radiator (clogged, damage)
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Faulty radiator cap
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Impeller shaft gear malfunction (bent dowel pin, gear)
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Damaged impeller shaft
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Disconnected fan motor connector
FAULTY CLUTCH
WHEN ENGINE RUN, ATV DOES NOT RUN
V belt POOR SPEED PERFORMANCE
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Worn/bent/slipping V-belt
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Worn
Cam, slider
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Oil V belt
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Worn/damaged
Compression spring Roller weight
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Damage
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Worn/improper operation
Gears
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Primary/secondary/sheave
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Damage
CLUTCH SLIPPING CVT SYSTEM
Clutch weight spring
Incorrect Primary Clutch Position
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Worn/damaged
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Incorrect engine mount
Clutch shoe (see 13. CVT system)
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Worn/ damaged
Primary sliding sheave
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Seized
POORSTARTING FAULTY BRAKE
PERFORMANCE
V-belt
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Worn front hub bearing
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Slipping/oily V-belt
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Worn brake pad
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Worn brake disc
Primary sliding sheave
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Air in brake fluid
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Improper operation
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Leaking brake fluid
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Damage
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Faulty master cylinder kit
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Compressing spring
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Faulty caliper seal kit
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Loose union bolt
Secondary sliding sheave
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Broken brake hose
POOR BRAKING EFFECT