Toshiba RAV-SP1404AT-E1 Service Manual page 53

Check Outdoor
code LED display
[P03] <Display 1> <Display 2>
[P04]
<Display 1> <Display 2>
<Display 1> <Display 2>
<Display 1> <Display 2>
[P05] <Display 1> <Display 2>
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[Discharge temp. error]
Is there no gas leak?
Is refrigerant charge amount adequate?
YES
Is PMV normal?
YES
Is it not abnormal overload?
NO
Is CN603 connection normal?
Is resistance value of TD sensor normal?
YES
Check outdoor P.C. board.
Defect → Replace
∗ 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.
Power supply error (Vdc), High pressure protective operation, Case thermostat
operation
[Case thermostat operation] → Refer to [H04] column.
[Power supply error (Vdc)] → Refer to [P05] column.
[High pressure protective operation] → Refer to [P20] column.
[Power supply error (Voltage error)]
Is there no down or up
of power supply voltage?
(AC198 to 264V)
NO
Check outdoor P.C. board.
Defect → Replace
– 53 –
NO
Repair defective position.
Recharge refrigerant.
NO
Repair defective position.
Replace defective part.
YES
Correct and clear the cause.
NO
Correct connector.
Sensor error → Replace
YES
Confirm electric construction, etc.