Toshiba RAV-SP1104AT8-E1 Service Manual page 55

Check Outdoor
code LED display
[F31] <Display 1> <Display 2>
[H01] <Display 1> <Display 2>
[H02] <Display 1> <Display 2>
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[EEPROM error]
Check outdoor P.C. board (MCC-1599).
Defect → Replace
[Compressor break down]
Is power supply voltage normal?
AC342 to 457V
YES
Is wire connection normal?
Compressor lead
(Board side, Compressor side),
Reactor lead, Power supply lead
YES
Is it not abnormal overload?
NO
[Compressor lock]
Is power supply voltage normal?
AC342 to 457V
YES
Is wire connection normal?
Compressor lead
(Board side, Compressor side),
Reactor lead, Power supply lead
YES
Is compressor normal?
NO
Is there no refrigerant stagnation?
YES
Does PMV normally operate?
YES
– 55 –
NO
Correct power supply line.
NO
Check wire connection
and correct it.
YES
Correct and clear the cause.
Check outdoor P.C. board (MCC-1596).
Defect → Replace
NO
Correct power supply line.
NO
Check wire connection
and correct it.
YES
Check outdoor P.C. board.
Defect → Replace
NO
Compressor lock → Replace
NO
Check TE, TS sensors and PMV.
Defect → Replace
Check outdoor P.C. board (MCC-1596).
Defect → Replace