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Indoor and
outdoor units
do not
operate.
2-time
O O O O O Timer (Orange)
2
0
Cycle
temperature
Compressor high
temperature error
1) Check the outdoor unit
air outlet for blockage.
2) Check if the power
supply voltage is AC
230V at full power.
3) Check the pipe
connections for
refrigerant leaks.
4) Measure resistance
of the outdoor unit
compressor thermistor.
5) Check the expansion
valve for proper
operation.
1) Ensure unobstructed
outdoor unit air
outlet.
2) Connect power
supply of proper
voltage.
amount of refriger-
ant.
4) Replace the outdoor
unit compressor
thermistor assem-
bly.
5) Replace the expan-
sion valve coil,
expansion valve or
outdoor unit control
PCB assembly.
O
Operation (Green)
Plasmacluster (Blue)
Indoor unit
operates.
Outdoor
unit does
not operate
temporarily
O O O O O Timer (Orange)
1
Compressor
discharge overheat.
(Temporary stop for cycle
protection)
-
O
Operation (Green)
O Plasmacluster (Blue)
O O O O O Timer (Orange)
2
Outdoor unit heat
exchanger overheat.
(Temporary stop for cycle
protection)
-
O
Operation (Green)
O
Plasmacluster (Blue)
O O O O O Timer (Orange)
3
Indoor unit heat
exchanger overheat.
(Temporary stop for cycle
protection)
-
O
Operation (Green)
O O Plasmacluster (Blue)
O O O O O Timer (Orange)
4
IPM high
temperature error
Measure resistance of the
heat-sink thermistor.
-
O
Operation (Green)
O
Plasmacluster (Blue)
Indoor and
outdoor
units do not
operate.
O O O O O
O O O O O
O O
Timer (Orange)
5
IPM high
temperature error
Replace the outdoor unit
control PCB assembly.
-
O
Operation (Green)
O
O Plasmacluster (Blue)
Plasmacluster (Blue)
AY-XPC12PU
^$&_<Q<`?Q=<`??Q? =
Indoor unit
operates.
Outdoor
unit does
not operate
temporarily.
3-time
Timer (Orange)
tion
Temporary stop
due to dehumidi-
fying operation
(Temporary stop for
cycle protection)
-
Operation (Green)
3
0
Dry opera-
Heat
operation
5
℉
/-15
℃
AUTO OFF
Measure the resistance
of outdoor temperature
thermister.
Replace the outdoor
unit thermister assem-
bly
Indoor and
outdoor
units do not
operate.
5-time
O O O O O Timer (Orange)
5
0
Outdoor unit
thermistor
open-circuit
Heat exchanger
thermistor open
circuit error
1) Check connector of
outdoor unit thermistor
for secure installation.
2) Measure resistance of
outdoor thermistors
3) Check the lead wires
of thermistors on the
outdoor unit control
PCB for open-circuit.
4) 1) 2) 3):Normal
1) Correct the installa-
tion
2) Replace the outdoor
unit thermistor
assembly.
3) Replace the outdoor
unit thermistor
assembly.
4) Replace the outdoor
unit control PWB
assembly.
O
O Operation (Green)
Plasmacluster (Blue)
O O O O O Timer (Orange)
1
Outdoor temperature
thermistor open
circuit error
O
O Operation (Green)
O Plasmacluster (Blue)
O O O O O Timer (Orange)
2
Suction thermistor
open circuit error
O
O Operation (Green)
O
Plasmacluster (Blue)
O O O O O Timer (Orange)
3
Suction thermistor
open circuit error
O
O Operation (Green)
O O Plasmacluster (Blue)
O O O O O Timer (Orange)
4
Discharge thermistor
open circuit error
O
O Operation (Green)
O
Plasmacluster (Blue)
O O O O O Timer (Orange)
5
Heat sink thermistor
open circuit error
O
O Operation (Green)
O
O Plasmacluster (Blue)
Содержание AY-XPC07PU
Страница 34: ...AY XPC12PU 2 1 INDOOR UNIT PARTS ...
Страница 35: ...AY XPC12PU 3 ...
Страница 36: ...4 AY XPC12PU ...