8<
Nndoor failure code list
67 67 7
68 68 8
69 69 9
6: 6: :
6; 6; ;
6< 6< <
6= 6= =
6> 6> >
6? 6? ?
6F 6F 76
86
indication on
wired controller
flash times of
QJI; on indoor
UHG5timer QJI on
remote receiver
failure code
on master unit
failure code definition
outdoor code outdoor code
indoor ambient temp4 sensor YF failure
indoor coil temp4 sensor YH7 failure
indoor pipe temp4 sensor YH8 failure
indoor YJX sensor failure
indoor JJUWTR failure
communication between indoor and outdoor
failure
communication between indoor and wired
controller failure
indoor drainage failure
indoor repeated address failure
indoor repeated central control address
failure
outdoor corresponding failure
9?
9>
9=
9<
9;
9:
:6
Ralfunction position
Hompressor is not connected
Hommunication loss time out between NUR and control UHG
changeover failure
out of step
microchip reset
temp4 sensor failure or >{86Mz increasing frequency failure
IH current test circuit abnormal.FZ8>8KMJWF/
98
Tver current at steady state .software trip/
99
Tver current at decelaration state .software trip/
indication on
wired controller
Ralfunction
code
:=
:<
:;
::
:9
:8
:>
:6
:7
Tverload trip
97 9K
Kailure code
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