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Posts Made By:
pblackburn
Forum:
Troubleshooting
Thu 28 May 2015, 15:27
Replies:
9
GROUND FAULT on GMT Water Cooled Spindle
Views:
14,543
Posted By
pblackburn
Philip, what is the displayed fault code?...
Philip, what is the displayed fault code? Sometimes calling the factory for technical support about the error code can be worth while. They will want to know what steps you have taken so far.
Forum:
Troubleshooting
Tue 26 May 2015, 21:22
Replies:
9
GROUND FAULT on GMT Water Cooled Spindle
Views:
14,543
Posted By
pblackburn
You also need to unhook the motor supply cable...
You also need to unhook the motor supply cable which would be attached to the load side of the VFD and unhook from the motor. You need to check if your insulation has become compromised. Check each...
Forum:
Troubleshooting
Tue 26 May 2015, 21:05
Replies:
9
GROUND FAULT on GMT Water Cooled Spindle
Views:
14,543
Posted By
pblackburn
Yes the pins on the spindle. You have 3 legs. A...
Yes the pins on the spindle. You have 3 legs. A B C or X Y Z or U V W. depends on the manufacturer. You are checking the windings for an even reading and no reading to ground pin or chassis of the...
Forum:
Troubleshooting
Tue 26 May 2015, 19:40
Replies:
9
GROUND FAULT on GMT Water Cooled Spindle
Views:
14,543
Posted By
pblackburn
You are bleeding current to ground somewhere. ...
You are bleeding current to ground somewhere. What is the ohm reading of your motor from phase to phase (a to b, a to c, b to c)....then check each to chassis of the motor. You should not have any...
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