Daikin SkyAir RZR-TA Series Service Manual page 215

SiUS281811EA
Error code
E1
E3
E4
E5
E7
E9
F3
F6
H9
J3
J5
J6
Outdoor Unit
J7
J9
JA
JC
L1
L4
L5
L8
L9
LC
P1
P4
U0
U2
U3
U4
U5
U8
U9
System
UA
UC
UE
UF
UH
:In the case of error codes identified, system operation continues, however, be sure to check and
repair.
Note(s)
∗1. The system may not continue operation depending on the conditions.
Part 6 Service Diagnosis
Operation
lamp
Outdoor main PCB abnormality
l
l Activation of high pressure switch
Activation of low pressure sensor
l
l Inverter compressor motor lock
Outdoor fan motor abnormality
l
l Electronic expansion valve coil abnormality
Discharge pipe temperature abnormality
l
l Refrigerant overcharged
l Outdoor air thermistor abnormality
l Discharge pipe thermistor abnormality
l Suction pipe thermistor abnormality
Outdoor heat exchanger deicer thermistor abnormality
l
l Outdoor heat exchanger liquid pipe thermistor abnormality
Subcooling heat exchanger gas pipe thermistor abnormality
l
l High pressure sensor abnormality
Low pressure sensor abnormality
l
l PCB (for inverter compressor) abnormality
Radiation fin temperature rise abnormality
l
l Inverter compressor instantaneous overcurrent
Inverter compressor overcurrent
l
l Inverter compressor startup abnormality
l Transmission error (between microcomputers on the outdoor main PCB)
l Inverter circuit capacitor high voltage
k Radiation fin thermistor abnormality
Refrigerant shortage
k
l Power supply insufficient or instantaneous abnormality
Check operation not executed
l
l Transmission error between indoor units and outdoor units
Transmission error between remote controller and indoor unit
l
l Transmission error between main and sub remote controllers
Transmission error between indoor and outdoor units in the same system
l
Improper combination of indoor and outdoor units, indoor units and remote
controller
l
Incorrect electric heater capacity setting (FTQ-TA only)
k Address duplication of centralized controller
l Transmission error between centralized controller and indoor unit
System not set
l
l System abnormality, refrigerant system address undefined
Troubleshooting by Error Codes
Description
Reference
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