Toshiba RAV-GV1101AT8P-TR Service Manual page 62

Check Outdoor
code LED display
[L10]
[L29]
[P03]
(Item without special mention Indicates part of outdoor unit.)
[Heat sink temp. sensor (TH) trouble]
Replace compressor IPDU
P.C.board
[Communication trouble MCUs]
Is the communication line between
the compressor IPDU P.C. board
(CN82)
YES
Check compressor IPDU P.C. board.
Failure → Replace
* When replacing Compressor IPDU P.C.board,
replace the fuse.
[Discharge temp. trouble]
Is there gas leak?
Is there refrigerant shortage?
YES
Is PMV normal?
YES
Does an abnormal overload happen?
NO
Is connection of CN60 correct?
Is resistance value of TD sensor correct?
YES
Check control P.C. board.
Failure → Replace
Check and troubleshooting
NO
NO
NO
YES
NO
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Correct wiring
Fault part repair.
Recharge refrigerant.
Replace the PMV.
Remove and improve
the cause of overload.
Replace TD sensor.