Daikin FTX20K(2)V1B Service Manual page 58

Service Diagnosis
Method 2
1. Press the center of the TEMP button and the OFF button at the same time.
2. Select 5C (service check) with the TEMP
3. Press the FAN button to enter the service check mode.
4. Press the TEMP
47
5C is displayed on the LCD.
00
is displayed and the left-side number blinks.
or TEMP
consecutive beeps or the long beep.
(R21666)
(R21059)
or TEMP button.
(R21667)
(R21061)
 button and change the number until you hear the two
(R21668)
SiBE041525F
Service Diagnosis