Engine
Engine starts hard or will not start
-Fuel tank empty
-Emergency stop switch in "OFF" position
-Plugged in-line fuel filter
-Fuel pump malfunctioning
-Faulty ignition system
-Ignition timimg incorrect
-Idle set to high
Engine lacks power or acceleration
-Running on one cylinder
-Throttle cable improperly adjusted
-Improper Fuel Mixture
-Carburetor out of adjustment
-Restricted in-line fuel filter
-Ignition timing set incorrect
-Speed limiter system malfunctioning
Engine backfires and runs unevely
-Igniotion timing incorrect
-Bad pionts and/or condensors
-Speed limiter system malfunctioning
Engine Overheats
-Carburetor set too lean
-Intake manifold or carburetor leaking
-Faulty coolant pump
-Coolant level low
Lights
Stoplight not working
-Bulb burnt out
-Stoplight switch defective
Lights won't work
-Bulbs burned out
-Loose electrical connections
-Faulty lighting coil (Also make sure it is not a bad voltage regulator)
Power train and track
Clutch does not engage properly
-Engine idles too fast
-Faulty clutch
-Short drive belt
Clutch engages slowly
-Faulty clutch
-Stretched or worn drive belt
Excessive drive belt wear
-Driving long distances at clutch engagement speed
-Freezing frozen track with engine
-Drive and driven clutches misaligned
Rapid track wear
-Operating on bare ground
-Track improperly tensioned
Skis and steering
Loose steering
-Worn tie rod ends
-Worn spindle bushings
Poor maneuverability
-Worn ski wear rods
-Loose steering linkage