Service Manual
9-23
Checks and Adjustments
9
Head lift motor belt tension adjustment
This adjustment should be made whenever the head lift motor or belt has been
removed or replaced.
1.
Power down the printer.
2.
Remove the top cover cabinet panel. Refer to the Chapter 8 topic
“Printer cabinet panels” on page 8-4.
3.
Loosen the motor bracket set screws 1 and 2 one-half turn each.
4.
Lift up on the upper half of the head lift motor belt to eliminate slack
in the lower half of the belt. At the same time, pull the head lift motor
in a rearward direction with, 2 to 3 kgs (4 to 7 lbs) of force, to tension
the belt.
5.
Holding the head lift motor with the correct tension, tighten set
screw 1 and then set screw 2.
6.
Reinstall the cabinet panels.
Tools required
■
#1 POSIDRIV® screwdriver
Figure 9-6 Tensioning the head lift motor belt
Head lift
motor bracket
Head lift
motor belt
Head lift
motor
9015-46
Lift belt . . .
. . . and pull