Daikin air conditioner U2: what it means and when to call a pro · Bangladesh
Severity: Stop nowDaikin air conditioner error U2. The supply voltage to the unit is out of range or unstable, usually because of a problem with the mains supply or the installation wiring.
Meaning
The supply voltage to the unit is out of range or unstable, usually because of a problem with the mains supply or the installation wiring.
Severity
Stop now
Stop. Switch it off and call a pro
Steps are not shown for this code because no qualified person has reviewed them yet. What is safe: switch it off and call a pro.
Source
Simple Self-Diagnosis by Malfunction Code After Sales Service Division (SM-TS3), Daikin Industries
The repair: Air conditioner error code repair
Prices for repairs in Bangladesh are in BDT.
Other Daikin codes
- Daikin U4 Communication fault between the indoor and outdoor units (or with the remote), usually caused by a wiring, connection or control board problem.
- Daikin A1 A1 means the indoor unit's control board has reported a fault.
- Daikin A3 The condensate drain is blocked or the water level in the drain pan is too high, which can cause water to leak from the unit.
- Daikin A5 A protection has triggered, usually from icing or overload.
- Daikin A6 A fan motor fault: the unit has detected a problem with its fan motor.
Brands in our catalog for air conditioner: Daikin, LG, Samsung. The same code on another brand is not in the catalog yet, and we do not guess what it means.