Platen Roller Drive Belt - Sharp SX 1075 Service Maintenance Manual

FILM FEED ROLLER DRIVE BELT (con't)
Shaft
Flats
Figure 3-157. Transfer Shaft
9. Slide the film feed belt take-up shaft to the belt
to put tension on the belt.
deflect approximately 1/16" at the center of belt
span for proper tension. (Note: Repeat this
procedure on the platen roller belt take-up shaft
if the SX is equipped with a printer.)
10. Reinstall the drive motor belt and adjust the
belt to proper tension. This belt should deflect
about 3/32" when tightened correctly.
11. Replace the pulley guard and the outside frame
guard removed in step 1, and close the cradle
cover.
PLATEN ROLLER DRIVE BELT (optional)
This section only applies to the Sharp SX
Printer.
WARNING
Always remove electrical power from the
SX prior to performing any maintenance
on the machine.
TESTING
1. Ensure the platen roller drive belt has the
proper tension.
Adjustments: Checking Belt Tension section
SX™
Service and Maintenance Manual
FILM FEED ASSEMBLY
This belt should

with
Refer to Machine
SECTION 3 – COMPONENT REPAIR
on pages 2-6 to 2-9 to determine the correct
tension.
2. Perform a visual inspection of the belt. If it is
showing signs of wear, such as cracking or
fraying, it needs to be replaced.
ADJUSTMENT
Refer to the Machine Adjustments: Checking
Belt Tension section on pages 2-6 to 2-9.
REPLACEMENT
1. Remove the outside frame guard and the
pulley guard (Figure 3-158).
Outside
Frame
Cover
Pulley
Guard
Figure 3-158. Guard Identification
2. Loosen the film feed belt take-up shaft and the
platen roller belt take-up shaft to create slack in
these two belts (Figure 3-159).
3-63 960714-02B © 2007 I2407