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MACHINE TROUBLESHOOTING
PROBLEM
Machine will not run
Electrical shock
Repeated circuit breaker
tripping
Excessive vibration
Pad does not turn but motor is
running
4-2
CAUSE
Circuit breaker tripped in
building.
Power switch failure
Tripped circuit breaker
Faulty power cord
Fuse in motor blown
(Dual speed only)
Equipment not grounded
Receptacle not grounded
Internal wiring problem
Mechanical problem
Faulty circuit breaker
Pad not centered
Damaged or unevenly worn
pad
Damaged pad driver
Sheer coupling has failed
86309580 FLOOR POLISHER 10/08/08
SOLUTION
Check and reset.
Test switch for continuity and
replace if necessary.
Reset.
Replace.
Replace
CAUTION: To reduce the risk
of electrical shock, unplug the
machine before opening fuse
holder. Fuse will only open
under extreme conditions.
Investigate cause before
replacing.
Follow grounding instructions
exactly.
Have an electrician inspects
building's wiring.
Ensure that the machine wiring
matches the appropriate wiring
diagram. Replace any wires or
components that are short
circuiting.
Higher amp draws indicate a
mechanical problem. Find the
problem before using the
machine.
Test circuit for continuity.
Replace circuit breaker if
necessary.
Re-center pad.
Replace pad. Do not rest
machine on pad when not in
use.
Replace.
Replace coupling.
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