Chapter 10
182
UM10349_PCNC1100_Manual_0916A
Troubleshooting
Power Distribution Subsystem Checklist
Table 1.2
Controller will not power on
Possible Cause Probability
Action to Identify Cause of Problem
Discussion
Controller switch
(SW6) on Operator
Panel turned off
High Check the switch Turn it on if required
Main Disconnect in
off position
Medium Check the switch Turn it on if required
Breaker turned
off in wall panel
supplying PCNC
or GFI (if used)
tripped
Medium Check the breaker and GFI
Turn it on and/or reset if
required
Controller not
plugged into
outlet
Medium Check the plug Plug it in if required
Fuse in FU6
cabinet is blown
Low Check fuse Replace as needed
Power Distribution Subsystem Checklist
Table 1.3a
Coolant pump will not run when coolant switch is in the On position
Possible Cause Probability
Action to Identify Cause of Problem
Discussion
Coolant pump
not plugged into
outlet
High Check the plug Plug it in if required
Breaker turned
off in electrical
cabinet supplying
PCNC or GFI (if
used) tripped
Medium Check the breaker and GFI
Turn it on and/or reset
if required
Main Disconnect
in off position
Low Check the switch Turn it on if required
Fuse in FU6
cabinet is blown
Low Check fuse Replace as needed
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