[ IX Troubleshooting ]
- 228 -
HWE09080 GB
5102 1217 -
Temperature sensor
fault
Indoor unit pipe tempera-
ture (TH22)
O
OA processing unit pipe
temperature (TH2)
O
HIC bypass circuit outlet
temperature (TH2)
O
5103 1205 00
Temperature sensor
fault
Indoor unit gas-side pipe
temperature (TH23)
O
OA processing unit gas-
side pipe temperature
(TH3)
O
Pipe temperature at heat
exchanger outlet (TH3)
O
5104 1202 -
Temperature sensor
fault
OA processing unit intake
air temperature (TH1)
O
Outside temperature
(TH24)
O
Detectable
only by the All-
Fresh type in-
door units
Heat source unit discharge
temperature (TH4)
O
5105 1204 -
Temperature sensor
fault
Accumulator inlet tempera-
ture (TH5)
O
5106 1216 -
Temperature sensor
fault
HIC circuit outlet tempera-
ture (TH6)
O
5107 1221 -
Temperature sensor
fault
Water inlet pipe (TH7) O
5108 1218 -
Temperature sensor
fault
Water outlet pipe (TH8) O
5112 1215 -
Temperature sensor
fault
Component cooler heat ex-
changer outlet (THINV)
O
5110 1214 01
Temperature sensor
fault
Heatsink temperature
(THHS)
O
5111 - -
Temperature sensor
fault
(BC controller)
Liquid inlet temperature
(TH11)
O
5112 - -
Bypass outlet temperature
(TH12)
O
5115 - -
LEV3 outlet temperature
(TH15)
O
5116 - -
LEV3 inlet temperature
(TH16)
O
5201 - - High-pressure sensor fault (63HS1) O
5201 1402 -
High-pressure sensor fault
(Heat source unit HPS/BC controller PS1)
OO
5203 - -
Intermediate pressure sensor fault
(BC controller PS3)
O
Error
Code
Prelimi-
nary
error
code
Error
(prelim-
inary)
detail
code
Error code definition
Searched unit
Notes
Heat source unit
Indoor unit
BC controller
LOSSNAY
Remote controller