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MACHINE TROUBLESHOOTING
QTFSG/QTFSD 98349 05/15/03
4-17
PROBLEM. CAUSE SOLUTION
Excessive dusting Dust skirts and seals worn,
damaged, not adjusted
properly
Replace or adjust skirts or seals.
Dust filter clogged or
damaged
Shake and clean or replace filter.
Vacuum hose damaged Replace vacuum hose.
Vacuum fan not operated Belt loose, broken or off pulley.
Poor sweeping
performance
Broom bristles worn Replace brooms.
Brooms not adjusted
properly.
Adjust brooms.
Debris caught in broom
drive mechanism.
Free mechanism of debris.
Main broom drive failure Belt loose, broken or off pulley.
Side broom drive failure Check circuit breaker. Check side broom motor
circuit.
Hopper dump door closed Open dump door.
Hopper full Empty hopper.
Hopper floor skirts worn,
damaged
Replace skirts.
Machine travels slowly
or not at all
Parking brake set Release parking brake.
Towing valve activated. Release towing valve.
Linkage broken or not
properly adjusted
Inspect and adjust or repair.
Transmission drive belt
slipping or broken
Inspect and repair.
Main engine drive belt
failure
Inspect and repair.
Differential drive chain
failure.
Inspect and repair.