SX
™
Service and Maintenance Manual 3-2 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
ELECTRICAL COMPONENTS
PRESSURE JAW AND FILM FEED
MOTOR CONTROLLERS (con’t)
7. If the fuse is OK, check the wiring of TB1 and
TB2. Reconnect any loose wires. (Figure 3-5).
8. Connect power cords to the Sharp SX
TM
Bagger
and turn the bagger on.
9. Locate Red LED on the defective drive (Figure
3-4).
10. If the LED is blinking, use the following
information to diagnose the problem.
•
Is the LED blinking once?
This error code indicates that there is an open
or sporadic connection in one of the motor
wires. Check the wiring and ensure that the
connector screws are tight.
•
Is the LED blinking twice?
This error code indicates that there is a short in
one of the motor lines. This can either occur in
the windings of the motor or be caused by
loose wiring.
1. Disconnect the motor from the drive at the
white 2x3 pin plug.
2. Check the motor and wiring for shorts.
Figure 3-5. TM4500 Wiring Configuration
Figure 3-4. Status LED Location
Red
LED
USE EXTREME CAUTION WHILE SERVICING A
MACHINE WHILE POWER IS APPLIED.
UNEXPECTED MACHINE STARTUP CAN
CAUSE SERIOUS INJURY.
WARNING
DO NOT ATTEMPT TO SERVICE THE MACHINE
DURING NORMAL OPERATION. KEEP HANDS
AND ARMS CLEAR OF MOVING PARTS.
WARNING
WHEN TESTING ELECTRICAL COMPONENTS
WHILE POWER IS APPLIED TO THE MACHINE,
USE PROPER TROUBLESHOOTING
TECHNIQUES TO AVOID ELECTRICAL SHOCK.
WARNING