Repair
52 311075R
Motor Brushes
2. See instruction sheet 406582, included
with Brush Repair Kit 287735. Remove old
brushes and install new ones supplied in
kit.
Fan
1. Disconnect fan cable (37) from fan (202).
With Motor Power on, test cable connector
for line voltage (120 V or 240 V).
2. If voltage is correct, fan is defective.
Remove screws holding fan to shield (206).
Install new fan in reverse order.
3. If voltage is not correct, check fan cable
connection at J9 on control board; see F
IG.
12, page 47.
Replace brushes worn to less than 1/2
in. (13 mm). Brushes wear differently
on each side of motor; check both
sides. Brush Repair Kit 287735 is
available; kit includes instruction sheet
406582.
Motor commutator should be smooth.
If not, resurface commutator or replace
motor.
1. See Before Beginning Repair, page 39.
Relieve pressure, page 27.
FIG. 15. Fan
202
TI7030a
37
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