GBC eWire Service Manual page 391

8. Check that the cable(s) connecting the Driver Board Control signal to
the Main Control Board are intact. Refer to the motor cables table to
identify the appropriate cable part numbers,
The cables look okay
Yes- Go to Step 9
No- Replace the faulty cable and repeat Step 1
9. Do GP 6.3.7 FIRMWARE UPGRADE Procedure
firmware for the eWire
This clears the fault
Yes- Resume normal operation
No- Go to Step 10
10. Replace the driver board for the faulty motor, with DIP switch set
correctly for the position you are replacing. Refer to REP 9.6, Stepper
Driver Boards Replacement.
This clears the fault
Yes- Resume normal operation
No- Go to Step 11
11. Replace the faulty stepper motor
REP 5.5 for M3
REP 4.5 for M5
This clears the fault
Yes- Resume normal operation
No- Go to Step 12
12. Replace Main Control Board A (REP 11.1)
This clears the fault
Yes- Resume normal operation
No- Escalate to second level
General Procedures and Information
GP 6.24
to Re-flash the
GP 6.5.3 Check M6 and M7
Locate Motors M6 and M7:
•
Raise the top cover and lower bypass
•
Insert a cheater into the upper bypass panel interlock switch
•
M6 is located on the front tapper assembly. Refer to PL 5.17
•
M7 is located on the rear tapper assembly. Refer to PL 5.18
•
Alternatively, you can do
Tappers just once.
1. Do GP 6.3.5 Motors Procedure
motors turn when activated.
The Tapper linkage turns when Motor is activated.
Yes- Return to the RAP that directed you here
No- Identify the malfunctioning Motor(s) and go to Step 2.
2. Make sure the motor wire is connected securely at the header and at
the Main Control Board (PL 5.27). Do REP 1.5 to remove the Rear
Cover to gain access to the connector at the Control Board. Refer
to GP 6.24 for termination locations.
All the connectors are securely connected.
Yes- Go to Step 3
No- Make the connection and resume operation
3. Check the tightness of the set screw of the hub on the DC motor
shaft.
Set screw is secured tightly
Yes- Go to Step 4
No- Tighten the loose set screw and resume operation
4. Check that the cable(s) connecting the Motor to the Main Control
Board are intact. Refer to the motor cables table to identify the
appropriate cable part numbers,
The cables look okay
Yes- Go to Step 5
No- Replace the faulty cable and resume normal operation
01/26/2018
6-40
GP 6.3.6 Cycle Tappers to cycle both
to check that the corresponding
GP 6.24.
GBC eWire