How to solved Daikin ducted unit air conditioner blinking | error code U9-01 | VRV4
Brand : Daikin
Model : RXQ10AYM (Outdoor)
Model : RXMQ63PAVE (Indoor)
Error Code : U9-01
( Malfunction of transmission - other system)
Transmission error between other indoor and outdoor units Defective electronic expansion valve of other indoor unit.
Improper connection of transmission wiring between indoor and outdoor unit.
*this case we found one of the indoor unit no incoming power supply due to disconnect power socket.
#bonmj #daikin #vrv