Toshiba RAV-SP1104AT8-E Service Manual page 70

Check Outdoor
code LED display
[F04] <Display 1> <Display 2>
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[F06]
<Display 1> <Display 2>
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<Display 1> <Display 2>
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<Display 1> <Display 2>
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<Display 1> <Display 2>
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[F07] <Display 1> <Display 2>
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AMP Air Conditioning
(Item without special mention Indicates part of outdoor unit.)
[Discharge temp. sensor (TD) error]
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Is CN603 connection normal?
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Is resistance value of TD sensor normal?
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• There is a possibility that it is one of the following errors.
Confirm LED on outdoor P .C. board to judge which error it is.
Heat exchanger temp. sensor (TE) error, Heat exchanger temp. sensor (TL) error,
Suction temp. sensor (TS) error, Miswiring of heat exchanger sensor (TE, TS)
Heat exchanger temp. sensor (TE) error]
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Is CN601 connection normal?
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Is resistance value of TE sensor normal?
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[Heat exchanger temp. sensor (TL) error] → Refer to [F07] column.
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[Suction temp. sensor (TS) error] → Refer to [F12] column.
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[Miswiring of heat exchanger sensor (TE, TS)] → Refer to [F15] column.
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[Heat exchanger temp. sensor (TL) error]
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Is CN604 connection normal?
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Is resistance value of TL sensor normal?
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Check and troubleshooting
NO
YES
Check outdoor P.C. board (MCC-1599).
NO
YES
Check outdoor P.C. board (MCC-1599).
NO
YES
Check outdoor P.C. board (MCC-1599).
– 70 –
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Correct connector.
Sensor error → Replace
Defect → Replace
Correct connector.
Sensor error → Replace
Defect → Replace
Correct connector.
Sensor error → Replace
Defect → Replace