MACHINE TROUBLESHOOTING
LB2000 980088 03/08/03
4-
PROBLEM CAUSE SOLUTION
Machine will not run
Tripped circuit breaker Reset
Circuit breaker tripped in
building.
Check and reset
Fuse in motor is blown 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.
Power switch failure Test switch for continuity and
replace if necessary.
Faulty power cord Replace
Equipment not grounded Follow grounding instructions
exactly.
Receptacle not grounded Have an electrician inspect
building’s wiring.
Electrical shock
Internal wiring problem Ensure that the machine
wiring matches the
appropriate wiring diagram.
Replace any wires or
components which are short
circuiting.
Mechanical problem Higher amp draws indicate a
mechanical problem, find the
problem before using the
machine.
Repeated circuit breaker tripping
Faulty circuit breaker Test circuit for continuity.
Replace circuit breaker if
necessary.
Pad not centered Re-center pad.
Damaged or unevenly worn
pad.
Replace pad. Do not rest
machine on pad when not in
use.
Excessive vibration
Damaged pad driver. Replace.
