MACHINE TROUBLESHOOTING
SPT17/20X 86037300 01/24/07
4-2
PROBLEM CAUSE
SOLUTION
Machine will not run
Circuit breaker tripped in building
Check and reset
Power switch failure
Test switch for continuity and
replace if necessary.
Tripped circuit breaker
Reset
Faulty power cord
Replace
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.
Electrical shock
Equipment not grounded
Follow grounding instructions
exactly.
Receptacle
not
grounded.
Have an electrician inspect
building’s wiring.
Internal wiring problem.
Ensure that the machine
wiring matches the
appropriate wiring diagram.
Replace any wires or
components which are short
circuiting.
Repeated circuit breaker tripping Mechanical problem.
Higher amp draws indicate a
mechanical problem, find the
problem before using
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 pad.
Replace pad. Do not rest
machine on pad when not in
use.
Damaged pad driver.
Replace.
Pad does not turn but motor is
running
Shear coupling has failed.
Replace coupling.
Summary of Contents for SPT17 10090370
Page 12: ...SPT17 20X 86037300 01 24 07 3 5 THIS PAGE LEFT BLANK INTENTIONALLY...
Page 15: ...WIRING DIAGRAM NOTES SPT17 20X 86037300 01 24 07 4 3 NOTES...
Page 16: ...BRUSH PAD DRIVER GROUP SPT17 20X 86037300 01 24 07 1A 1B 1D 1C 3 3 2A J 5 1...
Page 24: ...WIRING GROUP SPT17 20X 86037300 01 24 07 5 9 8 4 6 2 11 6 11 3 1 10 9 7 5 12 PRIOR TO SN...
