Mitsubishi Electric Mr. Slim PLA Series Service Manual page 28

9-6. HOW TO CHECK THE PARTS
PLA-A12BA6
PLA-A30BA6
Parts name
Room temperature Disconnect the connector then measure the resistance with a tester.
(At the ambient temperature of 50 to 86
Pipe temperature
Condenser/Evaporator
temperature thermistor
Measure the resistance between the terminals with a tester.
(At the ambient temperature of 68 to 86
White
Orange
Red
Yellow
Blue
Measure the resistance between the terminals with a tester.
(Winding temperature 68
YLW
YLW
Measure the resistance between the terminals with a tester.
Moving part
4
i-see sensor
i-see sensor controller board.
With electricity being turned on, measure the power voltage between connectors with tester.
i-see sensor rotates and pull out the connector of motor for i-see sensor.
4
i-see sensor (At the ambient temperature of 50 to
4
Blue Black Pink Brown
NOTE : Be careful of handing such a static electricity.
Measure the resistance between the terminals with a tester.
Vane motor for
(At the ambient temperature of 68 to 86
White
Orange
Red
Yellow
Blue
OCH581
PLA-A18BA6
PLA-A36BA6
Normal Abnormal
"
Open or short
Connector
(5–3, 0–8, 5–3, )–8
Red - Yellow
(5–1, 0–6, 5–1, )–6
Red - Blue
Red - Orange (5–4, 0–9, 5–4, )–9
(5–2, 0–7, 5–2, )–7
Red - White
Normal Abnormal
"
Open or short
Normal
UP
Open
DOWN
Black plastic tape
i-see sensor connector
2( –4
1
–2(
Normal
Connector
Red - Yellow
Red - Blue
Red - Orange
Red - White
PLA-A24BA6
PLA-A42BA6
Check points
Normal
"
Abnormal
Other than short
Other than open
Do not disassemble corner panel
with i-see sensor.
Normal
Abnormal
"
Open or short
Abnormal
Open or short
Magnet
Moving part
Abnormal
Other than the normal
Other than the normal