SUPER DIGITAL

Check
code
Outdoor
LED display
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[P22]
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[Fan system error]
Is there no problem on power supply voltage?
(198 to 264V)
YES
Does the fan rotate without trouble when rotating
shaft of fan motor with hands during power-OFF?
Is there no problem on coil resistance of fan motor?
Between red and white lead wire : 12 to 20Ω
Between white and black lead wire : 12 to 20Ω
Between black and red lead wire : 12 to 20Ω
NO
Check wiring construction.
Ask repair of power supply.
YES
NO
Replace fan motor.
Check outdoor P.C. board.
Defect → Replace
Single operation check for outdoor fan
1) Set SW804 of Dip switch as the following figure and then push SW801 for
approx. 1 second to check single operation of outdoor fan. Use this method to
check which fan, upper or lower fan, has a trouble.
• When pushing SW801 for 1 second
again or 2 minutes passed, the fan stops. Outdoor fan single operation
2) After check, turn off all Dip switch
SW804 SW801
SW804.
ON
1 2 3 4
Push
[P26]
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[Short-circuit of compressor drive element]
Is there no problem on connection
of compressor lead or reactor?
(Check referring to Wiring diagram.)
YES
The same error does not occur in
operation without compressor lead.
NO
NO
Correct wiring.
Replace outdoor P.C. board.
YES
Check compressor. (Rear short, etc.)
Defect → Replace
[P29]
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No code
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[Position detection circuit error]
Check outdoor P.C. board.
Defect → Replace
[Other error] Compressor disorder due to sudden change of load, etc.
∗ Although the display of outdoor LED outputs, the unit automatically restarts
and error is not determined.
∗ LED display also may output due to negative phase of compressor or wire
coming-off.
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