Toshiba RAV-GV1101AT8P-TR Service Manual page 59

Check Outdoor
code LED display
[F15]
[F31]
(Item without special mention Indicates part of outdoor unit.)
[Miswiring of heat exchanger sensor (TE, TS)]
Is mounting status of
TE and TS sensors correct?
YES
Is connection of CN64 correct?
Is resistance value of TS sensor correct?
YES
Is connection of CN63 correct?
Is resistance value of TE sensor correct?
YES
Check control P.C. board.
Failure → Replace
[EEPROM trouble]
Check control P.C. board.
Failure → Replace
Check and troubleshooting
NO
NO
NO
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Correct sensor mounting.
Correct connector.
Replace TS sensor
Correct connector.
Replace TE sensor