Toshiba RAV-GM 801UT-E Service Manual page 71

Check Outdoor
code LED display
[F15]
[F31]
[H01]
(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?
Is connection of CN600 correct?
Is resistance value of TS sensor correct?
Is connection of CN601 correct?
Is resistance value of TE sensor correct?
Check outdoor P.C. board.
Failure → Replace
[EEPROM trouble]
Check outdoor P.C. board.
Failure → Replace
[Compressor break down]
Is power supply voltage normal?
AC198 to 264V
Is wire connection correct?
Compressor lead
(P.C. board side, Compressor side),
Reactor lead, Power supply lead
Does an abnormal overload happen?
Check outdoor P.C. board.
Failure → Replace
* When replacing outdoor P.C.board, replace
the fuse.
Check and troubleshooting
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
– 71 –
Correct sensor mounting.
Correct connector.
Replace TS sensor
Correct connector.
Replace TE sensor
Correct power supply line.
Check wire connection
and correct it.
Remove and improve
the cause of overload.