SECTION 3 - BASE COMPONENTS
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3-9
THE PERMANENT MAGNETS IN THE MOTOR FRAME ARE
STRONG AND WILL TRY TO PULL THE ARMATURE IN THE
MOTOR FRAME. MAKE SURE THAT YOU HAVE A FIRM GRIP
ON BOTH THE ARMATURE AND THE MOTOR FRAME SO
THAT YOU CAN CONTROL THE SPEED OF THIS INSTALLA
-
TIO N . B E C AR E FU L NOT TO P IN C H YO UR F IN GE R S
BETWEEN THE ARMATURE AND THE FRAME.
17.
Install the wave spring washer back into the bearing
bore of the brush holder assembly. Make sure that it is
oriented such that the spring touches the outer raceway
of the armature bearing.
18.
Install the brush housing onto the end of the motor
frame and armature. You may need to use a soft-tipped
mallet to tap the brush housing onto the bearing of the
armature. Once the brush housing is partially on the
armature, the brush retaining pins must be removed.
NOTE:
Do not pinch any wires between the frame and the brush
housing.
19.
Line up the timing marks between the brush housing
and the motor frame.
20.
Install the motor bolts.
21.
Install the motor flange so that the tapped holes line up
with the motor bolts.
WHEN TIGHTENING THE MOTOR HOUSING TO MOUNTING
FLANGE, CHECK THAT THE MOUNTING BOLTS ARE NOT
PROTRUDING TO FAR THROUGH THE MOTOR MOUNTING
FLANGE AND COME INTO CONTACT WITH THE BRAKE FRIC
-
TION PLATE ON THE OTHER SIDE OF THE FLANGE. THIS
COULD CAUSE THE BRAKE FRICTION PLATE TO BECOME
WARPED AND THE BRAKE TO NOT WORK PROPERLY. IF
NECESSARY, ADD ANOTHER WASHER UNDER THE HEAD
OF THE MOTOR HOUSING MOUNTING BOLTS.
22.
Tighten the motor bolts to 65 in-lbs.
23.
Look at the timing marks to make sure that they are still
aligned. If not, loosen bolts, line up the marks, and then
retighten the bolts.
24.
Remove the protective tape from the motor shaft.
BEFORE MOUNTING THE DRIVE MOTOR/BRAKE ASSEMBLY
TO THE GEAR BOX SPINDLE HUB BE CERTAIN THE BRAKE
CAVITY INSIDE THE SPINDLE HUB IS CLEAN, DRY, AND
FREE OF ANY OIL RESIDUE.
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