Stepper Motor Pulley And Clamp Removal And Replacement; Removal; Replacement - IBM 5280 Maintenance Information Manual

359
STEPPER MOTOR PULLEY AND CLAMP
REMOVAL AND REPLACEMENT
Removal
1. Power off.
2.
3.
4.
Remove the drive band (see 365).
Measure and record the gap
II
between the stepper
motor pulley and the casting.
Thegapis ____________________ _
Loosen the clamp screw
D
and remove the pulley
II
and the clamp
fJ.
Replacement
To reinstall the stepper motor pulley and clamp, observe
the following exceptions and reverse the steps in the
removal procedure.
1.
2.
When reinstalling the pulley and clamp, set the gap
II
to the same gap as recorded in step 3 of the
removal procedure. (Ensure that the clamp is even
with the end of the stepper motor shaft.)
After the replacement procedure is completed, go to
341, head carriage replacement procedure, step 5.
D fJ
D
~
oao~/
38 Stepper Drive
359