1-80
TROUBLESHOOTING
Although the wireless remote controller is used for wall type indoor unit with built-in receiver part, the
alarm code can be checked by connecting PC-P1H to the connector (Blue) of the unit as shown below and
pressing the operation switch.
NOTES:
1. The unit is not operated by pressing operation switch.
2. The above function is available only when alarm occurs.
3. The PCB check by remote controller is not available.
4. The indication is the data when connecting PC-P1H, not the data before the alarm occurs.
(1) Contents of Check Mode 1
The next indication is shown by pressing the part of “TEMP” switch. If the part of “TEMP” switch is
pressed the previous indication is shown.
Temperature Indication
Normal
Thermistor Open-circuited
or PCB Defected
(Temp. for Top of Comp.: 129)
……
Temperature Displayed
Abnormal
Indication of Category Code
Indication of Temperature, etc.
1
Indoor Unit Temp.
Setting (
o
C)
Indoor Unit
Intake Air Temp.
at Thermistor (
o
C)
2
Indoor Unit
Discharge Air Temp.
at Thermistor (
o
C)
3
Indoor Unit Heat
Exchanger Liquid
Pipe Temp. (
o
C)
4
Temperature at
Remote Sensor (
o
C)
5
Outdoor Unit
Ambient Air Temp.
(
o
C)
6
Indoor Unit Heat
Exchanger Gas
Pipe Temp. (
o
C)
7
Outdoor Unit
Evaporating Temp.
during Heating (
o
C)
8
Control Information9
Discharge Gas
Temp. at the Top of
Comp. Chamber (
o
C)
10
See "1.3.1 Self-Checking of PCB's using
Remote Control Switch" in pages 1-103, 104.
(NOTE 1) During transient period such as starting time, etc.,
"- -" may be indicated for a limited time.
This is indicated only when a remote sensor is connected.
The indication of "- -" is normally indicated.
RPK series can not connect a remote sensor.
Therefore indication is "- -".
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- -
or
129
Thermistor Short-circuited
or PCB Defected)
F F
or
255
(Temp. for Top of Comp.: 127)
or
127
This indicates the internal information for the remote
control switch. In case of SET-FREE, this indication
shows the operating compressor quantity.
(ex.) During two compressors operation, average
temperature of two compressors is indicated.
In case that temperature is higher than 126
o
C, " ".
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