46
4T-V8-SF-1M-EN
Compressor Verification: Short
Compressor Verification:Short
Disconnect compressor wiring
harness from drive.
Result?
Connect harness to drive and disconnect
compressor from harness.
Result?
Verify compressor shorted
with multimeter: pin to shell
Run Drive Diagnostic Test
Run Drive Diagnostic Test
Scan to see a
video on Shorted
Compressor
Windings
Open
Short
Replace
Drive
Open
Short
Replace
Compressor
Repair or Replace
Harness
Scan to see a
video on how to
replace the IVSC
+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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