Trouble Criterion Of Main Parts - Mitsubishi SLZ-A09AR Technical & Service Manual

6-4. Trouble criterion of main parts

SLZ-A09AR.TH
SLZ-A12AR.TH
SLZ-A18AR.TH
Part name
Room temperature
thermistor
(RT11)
Pipe temperature
thermistor/liquid
(RT12)
Condenser/evaporator
temperature thermistor
(RT13)
Indoor fan motor
(MF)
P
BLK BLU YLW BRN RED ORN
WHT
: Thermal fuse 145 ± 2˚C
P
Vane motor (MV)
4
White
M
2
Orange
1
Red
5 3
Blue Yellow
Drain pump (DP)
Yellow
1
2
Yellow
Drain sensor (DS)
1
2
3
Check method and criterion
Measure the resistance with a tester.
(Part temperature 10°C ~ 30°C)
Normal
4.3kΩ~9.6kΩ
Measure the resistance between the terminals with a tester.
(Coil wiring temperature 10°C ~ 30°C)
A09AR
WHT-BLK 386~428
BLK-BLU 52~58
BLU-YLW 29~33
YLW-BRN 28~32
BRN-RED 157~174
Measure the resistance between the terminals using a tester.
(Surrounding temperature 20:~30:)
Connector
Red — Yellow
Red — Blue
Red — Orange
Red — White
Measure the resistance between the terminals using a tester.
(Surrounding temperature 20:~30:)
Normal
290"
Measure the resistance between the terminals using a tester.
(Surrounding temperature 10:~30:)
Normal
0.6k"~6.0k"
Abnormal
Opened or short-circuited
Normal
A12AR
309~399
107~115
47~51
44~48
299~323
Normal Abnormal
300" Open or short
Abnormal
Open or short
Abnormal
Open or short (Refer to the thermistor)
14
Abnormal
A18AR
305~329
85~92
Opened or
50~54
short-circuited
43~47
289~313