Service Manual -
B-VMHxxAV-1
Troubleshooting 20
Part requiring
replacement
EL 16
eh 0
b
pc 06
pc 08/44/ 49
pc 0a
pc 0f
Indoor PCB
x
x
x
x
x
Outdoor PCB
x
Outdoor fan motor
x
x
x
x
T3 Sensor
x
x
x
x
x
TP Sensor
x
x
x
x
x
Pressure sensor
x
x
x
x
x
x
Reactor
x
x
x
x
Compressor
x
x
x
x
x
x
IPM module board
x
x
x
x
x
Data adapter board
x
x
x
x
High pressure valve assy
x
x
x
x
x
High pressure protector
x
x
x
x
x
x
Low pressure protector
x
x
x
x
x
x
Additional refrigerant
x
x
x
x
Part requiring
replacement
PC 41
PC 43
PC 10/11/12
PC 30
PC 31
PC 40
Indoor PCB
x
x
x
x
x
x
Outdoor PCB
Outdoor fan motor
x
x
x
x
x
T3 Sensor
x
x
x
x
x
x
TP Sensor
x
x
x
x
x
x
Pressure sensor
x
x
x
x
x
x
Reactor
x
x
x
x
x
Compressor
x
x
x
x
x
IPM module board
x
x
x
x
Data adapter board
x
x
x
x
x
x
High pressure valve assy
x
x
x
x
x
x
High pressure protector
x
x
x
x
x
Low pressure protector
x
x
x
x
x
Additional refrigerant
x
x
x
x
x
Electric control box
x
x
x
x
x
Note: For certain models, outdoor PCB could not be removed separately. In this case, the outdoor electric
control box should be replaced as a whole.
Summary of Contents for Comfort-Aire Century A-VMH18SV-1
Page 30: ...Service Manual B VMHxxAV 1 ...
Page 37: ...Service Manual B VMHxxAV 1 Outdoor Unit 3 3 Panel Plate X430 Square grille ...
Page 38: ...Service Manual B VMHxxAV 1 Outdoor Unit 4 4 Panel Plate D30 Square grille ...
Page 39: ...Service Manual B VMHxxAV 1 Outdoor Unit 5 5 2 Service Place Minimim 4 Recommended 12 ...
Page 42: ...Service Manual B VMHxxAV 1 Outdoor Unit 8 8 A VMH18SV 1 A VMH24SV 1 ...
Page 45: ...Service Manual B VMHxxAV 1 ...
Page 103: ...Service Manual B VMHxxAV 1 Troubleshooting 15 ...