Figure 3-11 Green Connector Block
SX
™
Service and Maintenance Manual 3-4 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
ELECTRICAL COMPONENTS
PRESSURE JAW AND FILM FEED
MOTOR CONTROLLERS (con’t)
1. Remove the four screws holding the Load
Plate, set screws and Load Plate aside (Figure
3-9).
2. Locate the TM4500 Stepper Drive that requires
replacement. The Pressure Jaw motor
controller is on the left and the Film Feed motor
controller is on the right (Figure 3-10).
3. Unscrew all connections from the green
connection blocks TB1 and TB2 (Figure 3-11).
4. Slide drive out of grey DIN rail holder. The
drive is held in the DIN rail holder by friction
and requires considerable force to remove.
Brace the machine with one hand while firmly
pulling the drive toward you with the other
hand.
5. Remove new drive from static bag.
REPLACEMENT
Figure 3-10. TM4500 Drive locations
Pressure
Jaw
Film
Feed
Figure 3-9. Load Plate Screws
Always remove electrical power from the
SX
prior to performing any maintenance
on the machine.
WARNING