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SiUS281811EA
Troubleshooting by Error Codes
Part 6 Service Diagnosis
209
Note(s)
:
In the case of error codes identified, system operation continues, however, be sure to check and
repair.
∗
1. The system may not continue operation depending on the conditions.
Outdoor Unit
E1
l
Outdoor main PCB abnormality
E3
l
Activation of high pressure switch
E4
l
Activation of low pressure sensor
E5
l
Inverter compressor motor lock
E7
l
Outdoor fan motor abnormality
E9
l
Electronic expansion valve coil abnormality
F3
l
Discharge pipe temperature abnormality
F6
l
Refrigerant overcharged
H9
l
Outdoor air thermistor abnormality
J3
l
Discharge pipe thermistor abnormality
J5
l
Suction pipe thermistor abnormality
J6
l
Outdoor heat exchanger deicer thermistor abnormality
J7
l
Outdoor heat exchanger liquid pipe thermistor abnormality
J9
l
Subcooling heat exchanger gas pipe thermistor abnormality
JA
l
High pressure sensor abnormality
JC
l
Low pressure sensor abnormality
L1
l
PCB (for inverter compressor) abnormality
L4
l
Radiation fin temperature rise abnormality
L5
l
Inverter compressor instantaneous overcurrent
L8
l
Inverter compressor overcurrent
L9
l
Inverter compressor startup abnormality
LC
l
Transmission error (between microcomputers on the outdoor main PCB)
P1
l
Inverter circuit capacitor high voltage
P4
k
Radiation fin thermistor abnormality
System
U0
k
Refrigerant shortage
U2
l
Power supply insufficient or instantaneous abnormality
U3
l
Check operation not executed
U4
l
Transmission error between indoor units and outdoor units
U5
l
Transmission error between remote controller and indoor unit
U8
l
Transmission error between main and sub remote controllers
U9
l
Transmission error between indoor and outdoor units in the same system
UA
l
Improper combination of indoor and outdoor units, indoor units and remote
controller
Incorrect electric heater capacity setting (FTQ-TA only)
UC
k
Address duplication of centralized controller
UE
l
Transmission error between centralized controller and indoor unit
UF
l
System not set
UH
l
System abnormality, refrigerant system address undefined
Error code
Operation
lamp
Description
Reference
Page
Summary of Contents for SkyAir RZR-TA Series
Page 1: ...Service Manual Cooling Only 60 Hz Heat Pump 60 Hz RZR TA RZQ TA Series SiUS281811EA...
Page 202: ...SiUS281811EA 196 Part 6 Service Diagnosis 5 15 Fan Motor Connector Check for FTQ TA 311...
Page 323: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 317 RZR18 24TAVJUA RZQ18 24TAVJUA 3D124495...
Page 327: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 321 FHQ18 24 30PVJU FHQ36 42MVJU 3D048116C...
Page 328: ...Wiring Diagrams SiUS281811EA 322 Part 7 Appendix FAQ18 24TAVJU 3D114844B...
Page 329: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 323 FBQ18 24 30 36 42 48PVJU 3D065984J...