![background image](http://html1.mh-extra.com/html/daikin/rzq180my1/rzq180my1_operation-manual_2460016017.webp)
15
Malfunction
code
Contents
Main code
P4
Fin thermistor malfunction
pj
Capacity setting malfunction (outdoor)
u0
Abnormal low pressure drop, faulty expansion valve
u1
Reversed power supply phase malfunction
u2
INV voltage power shortage
u3
System test run not yet executed
u4
Faulty wiring indoor/outdoor
u5
Transmission error between remote controller and
indoor unit
u7
Faulty wiring to Q1/Q2
u8
Abnormal main-sub remote controller communication
u9
System mismatch. Wrong type of indoor units combined.
Indoor unit malfunction.
ua
Connection malfunction over indoor units or type
mismatch
uf
Auto address malfunction (inconsistency)
uh
Auto address malfunction (inconsistency)
01_EN_3P529409-2B.indd 15
15-Nov-19 3:02:28 PM