Replacing The Printer Drive Assembly - HP PageWriter XL M1705B Service Manual

Replacing the Printer
Use this procedure to replace the printer drive assembly. This
Drive Assembly
procedure applies to all units.
To replace the printer drive assembly:
1. If necessary, reinstall the gears. The gears are arranged on the
shafts in the gear housing as shown in Figure 7-9. Each gear has
a number molded into it. That number corresponds to a number
molded into the gear housing next to the appropriate shaft. Insert
gears with molded numbers facing up.
Figure 7-9. The Printer Drive Gears.
2. Press the gear housing onto the alignment pins.
3. Reinstall the two gear housing screws.
4. Reconnect the motor and sensor connectors.
Note .I
t?
The motor ground spring (callout B in Figure 7-S) and the motor
.
ground spring attaching screw (callout C) were not included on units
having a serial number prefix of 3208A, and may be left off.
5. On models having a serial number prefix prior to 3208A, reinstall
the motor ground spring and its attaching screw, and reinstall the
keyboard ground plane.
6. Reinstall the printhead cover.
7. Reinstall the printer door and the retainer clip.
S. Reinstall the user interface assembly and the keyboard.
Removal and Replacement 7-11