Troubleshooting - prime mover smx45 Master Service Manual

F-code Section
PT S1.0
Electric Motors
Version no T-code
001 SMX
88
Return
C-code
1700
Each partial inspection of the motor must include:
1. Inspect the brushes for wear and for correct
contact with the commutator. Record the level of
wear on the brushes. This history will indicate
whether a brush must be changed or if it can wait
until the next inspection. For acceptable brush
length see
NOTE!
2. Check the brush spring tension. For acceptable
brush spring tension see
3. Clean the brushes and holders. Wipe the
commutator with a dry, lint-free cloth. Do not use
lubricants
commutator.
4. Check the brush holders for solid connection to the
mounting support. Tighten the mounting screws as
necessary.
5. Check the cap screws holding the brush cross
connectors to the brush holder body.
6. Make sure the motor terminals are secured tightly
to the motor frame. Do not strip the threads or
crush the insulating parts.
7. Check all the cap screws around the frame for
tightness.
8. Keep the outside frame of the motor clean and free
from dirt. Maintain a free air passage around the
motor to permit heat radiation.

3. Troubleshooting

When a motor has trouble in operation, a reasonable decision
has to be made as to the proper corrective course of action.
Master Service Manual
page 51 or page
Overloading a unit is ultimately reflected in
the motor and brush wear. Therefore, take
this into account when considering brush
replacement.
page 51
of any kind
52.
or page 52.
on or around the
2006-08-04