HP DesignJet 250C Service Manual page 98

Removing the Drive Belt Pulley
1 Remove the encoder strip.
C A U T I O N
In the following step, take care not to break
the black plastic tab on top of the motor.
2 Press the carriage motor towards the left,
and remove the belt from the motor shaft.
If you need greater maneuverability of the
motor, press the black plastic tab on top
very slightly downwards.
B
Reassembling: Make sure the belt is
correctly positioned on the shaft grooves.
6 40 Removal and Replacement
3 On the left of the plotter, remove the belt
from the pulley.
Reassembling: Make sure the belt is
correctly positioned on the pulley grooves.
4 Underneath the left side of the chassis
A
beam, release the black plastic clip and
push the pulley shaft upwards.
5 Remove the pulley, shaft, and bushing
from the plotter.
C4699 90000