Daikin RXTA30B2V1B, Service Manual

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3 | Troubleshooting
Service manual
17
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+35M5V1B
R32 Optimized Heating 4 Split
ESIE21-12A – 2022.02
INFORMATION
▪
Even if the unit is turned OFF, it consumes electricity.
▪
When the power turns back on after a power break, the previously selected
mode will be resumed.
3.4.1 To perform a test run in winter season
For FTXTP-M and ATXTP-M units
When operating the air conditioner in Cooling mode in winter, set it to test run
operation using the following method.
1 Press , , and simultaneously.
2 Press .
3 Select .
4 Press .
5 Press to switch the system on.
Result: Test run operation will stop automatically after about 30 minutes.
6 To stop operation, press .
INFORMATION
Some of the functions CANNOT be used in the test run operation mode.
If a power failure occurs during operation, the system automatically restarts
immediately after power is restored.
3.4.2 To perform a test run using the user interface
For FTXTA-B and FTXTM-R units
1 Press to switch the system on.
2 Press and simultaneously.
3 Press , select and press .
Result: Test run operation will stop automatically after about 30 minutes.
4 To stop operation sooner, press .
3.5 Error based troubleshooting
3.5.1 A1-00 – PCB abnormality
Trigger Effect Reset
The system CANNOT set
the internal settings. Unit will stop operating. Power reset via outdoor
unit.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.