Daikin VRV II RXYQ5MY1B User Manual

Troubleshooting (OP: Schedule Timer) SiE39-404
242 Troubleshooting
4. Troubleshooting (OP: Schedule Timer)
4.1 “UE” Malfunction of Transmission Between Central
Remote Controller and Indoor Unit
Remote
Controller
Display
UE
Applicable
Models
Schedule timer
Method of
Malfunction
Detection
Microcomputer checks if transmission between indoor unit and centralized remote controller is
normal.
Malfunction
Decision
Conditions
When transmission is not carried out normally for a certain amount of time
Supposed
Causes
 Malfunction of transmission between central remote controller and indoor unit
 Disconnection of connector for setting master controller (or individual/combined switching
connector)
 Defect of schedule timer PC board
 Defect of indoor unit PC board

Daikin VRV II RXYQ5MY1B Specifications

General

Series	VRV II
Model	RXYQ5MY1B
Type	Heat Pump
Cooling Capacity (kW)	14.0
Heating Capacity (kW)	16.0
Refrigerant	R410A
Operating Temperature (Cooling)	-5 to 46 °C
Sound Pressure Level (Outdoor Unit)	58 dB(A)
Power Supply	380-415V, 50Hz, 3-Phase