Toshiba RAV-SM304SDT-TR Service Manual page 102

Check Outdoor
code LED display
[F04] <Display 1> <Display 2>
[F06]
<Display 1> <Display 2>
<Display 1> <Display 2>
<Display 1> <Display 2>
<Display 1> <Display 2>
[F07] <Display 1> <Display 2>
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[Discharge temp. sensor (TD) error]
Is connection of CN603 correct?
Is resistance value of TD sensor correct?
YES
• 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]
Is connection of CN601 correct?
Is resistance value of TE sensor correct?
YES
[Heat exchanger temp. sensor (TL) error] → Refer to [F07] column.
[Suction temp. sensor (TS) error] → Refer to [F12] column.
[Miswiring of heat exchanger sensor (TE, TS)] → Refer to [F15] column.
[Heat exchanger temp. sensor (TL) error]
Is connection of CN604 correct?
Is resistance value of TL sensor correct?
YES
– 102 –
<In case of SP80>
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board.
Defect → Replace
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board.
Defect → Replace
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board.
Defect → Replace