Daikin FTXTA30AW - Unit Specific Repair Procedures; Indoor Unit; Replacing Streamer Unit

ESIE17-19C | Part 3. Repair 3.3. Unit specific repair procedures
Page 70 19/08/19 | Version 1.1
Optimized Heating 4
3.3. Unit specific repair procedures
Overview:
3.3.1. Indoor unit
3.3.1.1. Replacing streamer unit
PRELIMINARY ACTIONS
1. Switch off the Daikin unit via the user interface.
2. Switch off the Daikin unit with the field supplied circuit breaker.
PROCEDURE
Removal
1. Remove front panel.
Figure 3-3: Removing the front panel
Indoor unit............................................................................................................................................................................................ 70
Replacing streamer unit........................................................................................................................................................... 70
Replacing humidity sensor ...................................................................................................................................................... 72
Replacing R32 sensor (only for FVXM-F model)..................................................................................................................... 74
Outdoor unit......................................................................................................................................................................................... 76
Basic removal .......................................................................................................................................................................... 76
Removing switch box............................................................................................................................................................... 79
Replacing 4-way valve body.................................................................................................................................................... 81
Replacing 4-way valve coil ...................................................................................................................................................... 83
Replacing compressor............................................................................................................................................................. 84
Replacing DC fan motor assembly .......................................................................................................................................... 87
Replacing expansion valve body ............................................................................................................................................. 89
Replacing expansion valve motor............................................................................................................................................ 91
Replacing high pressure switch............................................................................................................................................... 94
Replacing main PCB ............................................................................................................................................................... 95
Replacing propeller fan blade assembly single fan outdoor unit ............................................................................................. 97