Daikin VRV4 | how to fault find (error code F4-02)

Описание

Brand : Daikin VRV4
model : RXQ8AYM
two indoor unit.
In this case,when i reach the pplace,
aircon is running and cold.
When i go to the outdoor unit and found
the SEG indicating error F4-02.
fault find using wireless adapter to
read the thermistor reading.
Found one of the indoor unit valva unable to close.
when set to fan mode, the liquid temperature and gas pipe temperature
reading is low.
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#Daikin #VRV3 #VRV #VRV4