Toshiba RAV-GP1101AT8-E Service Manual page 64

Check Outdoor
code LED display
[P04]
<Display 1> <Display 2>
<Display 1> <Display 2>
<Display 1> <Display 2>
(Item without special mention Indicates part of outdoor unit.)
C
Heating operation
Does the heating indoor fan
normally operate?
YES
Is there any element which
blocks indoor heat exchanger?
Filter clogging
Clogging of heat exchanger
Short circuit
NO
Clogging by refrigerant
overcharge/Pipe breakage/
Abnormal overload
Replace indoor P.C. board.
[Case thermostat operation] → Refer to [H04] column.
[Power supply trouble (Vdc)] → Refer to [P05] column.
[High pressure protective operation] → Refer to [P20] column.
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Check and troubleshooting
N O
Are connections of
connectors, capacitors
and fan motor normal?
YES
Elimination of
blocking element
Are characteristics
of TC and TCJ sensor
resistance value normal?
N O
YES
Repair
trouble position.
NO
YES
Replace
TC or TCJ sensor.