Si20-701_B Troubleshooting by Remote Controller
72
∗1 For only RZQ-K ∗4 For only RZQ(S)-C
∗2 For only RZQ-H ∗5 For only RZQ(S)-B
∗3 For only RZQ-KU ∗6 For only RZQ-C7
Error
Code
Contents of Error
Model Name
Reference Page
RZ(Y)
RZQ-K/H
RZR-KU/HU
RZQ(S)-B/C
RZQG-L
CMSQ
UE
Transmission Error
between Centralized
Controller and Indoor
Unit
h 439
Transmission Error
between Centralized
Controller and Indoor
Unit
h
∗6
h 444
UF
System is not Set yet h 448
Transmission Error
(Between Indoor and
Outdoor Unit) / Piping
and Wiring Mismatch /
Refrigerant Shortage
hh h 450
System is not Set yet
h
∗4, 5
453
System is not Set yet
h
∗6
455
Transmission Error
(Between Indoor Unit and
Outdoor Unit)
h 391
UH
System Error, Refrigerant
System Address
Undefined
h 456