Toshiba RAV-SM304SDT-TR Service Manual page 104

Check Outdoor
code LED display
[H01] <Display 1> <Display 2>
[H02] <Display 1> <Display 2>
[H03] <Display 1> <Display 2>
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[Compressor break down]
Is AC mains voltage correct?
AC198 to 264V
YES
Is wire connection correct?
Compressor lead
(Board side, Compressor side),
Reactor lead, Power supply lead
YES
Does an abnormal overload happen?
NO
Check outdoor P.C. board.
Defect → Replace
[Compressor lock]
Is AC mains voltage correct?
AC198 to 264V
YES
Is wire connection correct?
Compressor lead
(Board side, Compressor side),
Reactor lead, Power supply lead
YES
Is compressor under correct conditions?
NO
Is there refrigerant stagnation?
YES
Does PMV correctly operate?
YES
Check outdoor P.C. board.
Defect → Replace
[Current detection circuit error]
Check outdoor P.C. board.
Defect → Replace
– 104 –
<In case of SP80>
NO
Correct power supply line.
NO
Check wire connection
and correct it.
YES
Remove and improve
the cause of overload.
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