
Chapter 6 –Troubleshooting and Fault Information
6-7
Table 6.B Bulletin 1305 Fault Descriptions (cont.)
Fault Name & Number Fault Description Action to Take
Pin ID Error Communication Hardware problem. 1. Unplug the HIM from the cable or drive and re-connect.
2. Replace Communication Cable.
Phase U Fault
A phase to ground fault has been detected between the drive
Check the wiring between the drive and motor. Check motor for
h
s
U F
u
t
F38
A
a
to
o
n
fa
lt
a
b
n
t
ct
b
tw
n t
i
and motor in this phase.
ck t
wi
in
b
tw
n t
i
an
moto
.
ck moto
fo
grounded phase.
Phase V Fault
F39
A phase to ground fault has been detected between the drive
and motor in this phase.
Check the wiring between the drive and motor. Check motor for
grounded phase.
Phase W Fault
F40
A phase to ground fault has been detected between the drive
and motor in this phase.
Check the wiring between the drive and motor. Check motor for
grounded phase.
Power Loss Fault
F3
DC bus voltage remained below 85% of nominal for longer than
0.500 sec. [Line Loss Fault] parameter is programmed to “F03
Enable”.
Monitor the incoming AC line for low voltage or line power
interruption.
Power Mode Fault
F26
Internal error. Reset drive to factory defaults.
Power Test Fault
F46
Fault detected during initial start-up sequence. Check drive wiring. Check motor wiring. Reset drive to factory
defaults.
Reprogram Fault
F48
Occurs when drive parameters are reset to defaults. Clear fault.
Run Boost Fault
F34
An attempt has been made to set the [Run Boost] parameter to
a value greater than the [Start Boost] parameter.
Verify that parameter has been programmed correctly.
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