4T-V8-SF-1M-EN
43
Start Compressor
Breaker Trip
Occurs
Go to Breaker Trip
P rocedure
Inspect terminal connector
to compressor for open
circuits
Was a repair of
connection required?
N o
Yes
Go To: Compressor
Verification: Parameters
Scan to see a
video on the
Compressor
Troubleshooting
Drive Current
Failures
Any Error 177 within
30 seconds of operation
+VDC -VDC
ELECTRICAL HAZARD
Failure to follow this
warning could result in
personal injury or death.
WAIT TWO (2) MINUTES
after disconnecting power
prior to touching electrical
components as they may
hold a dangerous charge
of 400VDC, then verify DC
Voltage is less than 42 VDC
at inverter test points
labeled +VDC and -VDC
before servicing board.
400 VOLTS
WARNING
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