336 Rockwell Automation Publication 750-PM001N-EN-P - February 2017
Chapter 6 Troubleshooting
11158
11258
11358
P1 BFuse Pos
P2 BFuse Pos
P3 BFuse Pos
Non-Reset
Fault
Coast The DC+ bus fuse is blown.
• Check the DC+ bus fuse and wiring harness and replace if necessary.
• If this problem persists, replace the converter gate firing board.
11159
11259
11359
P1 BFuse Neg
P2 BFuse Neg
P3 BFuse Neg
Non-Reset
Fault
Coast The DC- bus fuse is blown.
• Check the DC- bus fuse and wiring harness and replace if necessary.
• If this problem persists, replace the converter gate firing board.
11160
11260
11360
P1 Command Stop
P2 Command Stop
P3 Command Stop
Resettable
Fault
Coast Y The main control board has commanded the converter gate firing board
to stop due to an asymmetrical bus condition.
• Check the DC bus connections and wiring.
11163
11263
11363
P1 Fault Q Full
P2 Fault Q Full
P3 Fault Q Full
Resettable
Fault
Coast The fault queue is full. There are at least three other faults in the queue.
• Troubleshooting and clearing the existing faults make room for
additional faults in the queue (if any).
Event
No.
Fault/Alarm Text Type Fault
Action
Configuration
Parameter
Auto
Reset
Description/Action(s)
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