Toshiba RAV-SP1104AT8-E Service Manual page 73

Check Outdoor
code LED display
[H03] <Display 1> <Display 2>
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<Display 1> <Display 2>
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[H04] <Display 1> <Display 2>
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[L10] <Display 1> <Display 2>
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(Item without special mention Indicates part of outdoor unit.)
[Current detection circuit error]
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Check outdoor P.C. board (MCC-1596).
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[Power supply error (Vdc)] o Refer to [P05] column.
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[Case thermostat operation]
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Are CN609 connection
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and case thermostat normal?
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Is cooling/heating operation available
when short-circuiting case thermostat?
Is there no gas leak?
Is it not refrigerant shortage?
Is valve fully opened?
Is PMV normal?
[Unset model type] : Only when service P.C. board is used
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Cut jumper line according
to the explanation sheet packaged
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with the service P.C. board.
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Check and troubleshooting
Defect → Replace
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YES
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– 73 –
Correct connector.
Case thermostat error → Replace
Check outdoor P .C. board (MCC-1599).
Defect → Replace
Repair defectives position.
Recharge refrigerant.
Open valve fully.
Correct defective position.
Replace defective part.
Check crushed or broken pipe.
Defect → Correct and Replace