Daikin GYEQ20AN, Руководство по обслуживанию

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SiAUY361411EA Flow Charts for Troubleshooting
Troubleshooting 128
2. Flow Charts for Troubleshooting
2.1 Problems without Error Codes
NO
YES
Check the temperature of
operation range.
(Please refer to Part 3
Control and Functionality.)
Check/Replace the Outside
temperature sensor.
1
Unit Fails To Start
Flow chart
Unit Fails To Start
Is Unit Powered ON?
NO
YES
Check Power Supply
Connections For Outdoor
And Indoor Units.
Is There Difference ( T)
Between Intake Temperature And
Temperature Set-Point?
NO
YES
YES
Change Remote Controller
Temperature Set-Point.
Is RUN Lamp on
Remote Controller Lit?
NO
YES
Check Remote Controller
Connections.
Are You Sure Outdoor Unit
Main Circuit Board, Indoor Unit,
And Remote Controller Show
No Errors?
NO
YES
Identify Failure And
Take Corrective Actions.
NO
YES
Change the SW1 to RUN.
Are Communications
Between Outdoor And
Indoor Units Established?
NO
Wait Until Communications
Are Established, Or
Perform Rewiring.
025861-00E
Are You Sure Actual Outside
Temperature within Operation
Range?
Is operation mode RUN
on the Main Circuit
Board?