Toshiba RAV-SP1104AT8-E Service Manual page 71

Check Outdoor
code LED display
[F08] <Display 1> <Display 2>
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[F12] <Display 1> <Display 2>
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[F13] <Display 1> <Display 2>
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[F15] <Display 1> <Display 2>
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(Item without special mention Indicates part of outdoor unit.)
[Outside air temp. sensor (TO) error]
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Is CN602 connection normal?
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Is resistance value of TO sensor normal?
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[Suction temp. sensor (TS) error]
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Is CN600 connection normal?
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Is resistance value of TS sensor normal?
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[Heat sink temp. sensor (TH) error]
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Check outdoor P.C. board (MCC-1599).
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[Miswiring of heat exchanger sensor (TE, TS)]
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Is mounting status of
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TE and TS sensors normal?
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Is CN600 connection normal?
Is resistance value of TS sensor normal?
Is CN601 connection normal?
Is resistance value of TE sensor normal?
Check and troubleshooting
YES
YES
Defect → Replace
YES
YES
YES
– 71 –
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board (MCC-1599).
Defect → Replace
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board (MCC-1599).
Defect → Replace
NO
Correct sensor mounting.
NO
Correct connector.
Sensor error → Replace
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board (MCC-1599).
Defect → Replace