Machine Troubleshooting

PROBLEM	CAUSE	SOLUTION
Machine will not run	Circuit breaker tripped in	Check and reset.
	building.
	Power switch failure	Test switch for continuity and
		replace if necessary.
	Tripped circuit breaker	Reset.
	Faulty power cord	Replace.
	Fuse in motor blown	Replace
	(Dual speed only)	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.
Electrical shock	Equipment not grounded	Follow grounding instructions
		exactly.
	Receptacle not grounded	Have an electrician inspects
		building’s wiring.
	Internal wiring problem	Ensure that the machine wiring
		matches the appropriate wiring
		diagram. Replace any wires or
		components that are short
		circuiting.
Repeated circuit breaker	Mechanical problem	Higher amp draws indicate a
tripping		mechanical problem. Find the
		problem before using the
		machine.
	Faulty circuit breaker	Test circuit for continuity.
		Replace circuit breaker if
		necessary.
Excessive vibration	Pad not centered	Re-center pad.
	Damaged or unevenly worn	Replace pad. Do not rest
	pad	machine on pad when not in
		use.
	Damaged pad driver	Replace.
Pad does not turn but motor is	Sheer coupling has failed	Replace coupling.
running

4-2	86309580 FLOOR POLISHER 10/08/08

MACHINE TROUBLESHOOTING