Operating instructions

MACHINE TROUBLESHOOTING
PROBLEM CAUSE SOLUTION
No power to machine Dead electrical circuit breaker
in fuse box
Check building circuit breaker
Faulty power cord Replace power cord
Power switch failure Replace power switch
Faulty circuit breaker Replace circuit breaker
Internal wiring problem With machine unplugged,
check for and correct, any
loose wire connections.
Electrical Shock Equipment not grounding Follow grounding instructions,
pg 2-3
Receptacle not grounded Have an electrician inspect
the building’s wiring
Internal electrical problem Check for any loose wire
connections, replace any
items that are short circuiting
Nuisance tripping of circuit breaker Faulty circuit breaker Replace circuit breaker
Mechanical problem Test circuit breaker for
continuity. Higher amp draw
may indicate faulty parts. Find
parts not moving freely and
repair or replace.
Brush not turning or scrubbing Faulty brush motor Replace brush motor
Gears worn Replace gears not functioning
Brushes worn Replace brushes
Worn brush motor brushes Replace brushes, check
commutator
Worn bearings Bearing squealing or grinding
in brush housing
Replace worn bearing
ROMBUS 980279 09/20/05
4-2