7
TROUBLE SHOOTING
7-1. Simple check of main components
Check points
Measure the resistance between the terminals using a tester.(Surrounding temperature: 20
°
C to 30
°
C[68
°
F to 86
°
F])
Measure the resistance between the terminals using a tester. (Surrounding temperature: 20
°
C[68
°
F])
Parts name
Room temperature
thermistor (TH21)
Disconnect the connector, then measure the resistance using a tester.
(Surrounding temperature 10
°
C to 30
°
C[50
°
F to 86
°
F])
(Refer to the thermistor)
Liquid pipe thermistor
(TH22)
Gas pipe thermistor
(TH23)
Normal
4.3k
Ω
~9.6k
Ω
Abnormal
Open or short
Normal
572
Ω
(Model:06~18)
Abnormal
Open or short
Normal
(2)-(6)
Yellow-Blown
(1)-(5)
White-Red
(3)-(5)
Orange-Red
(4)-(6)
Blue-Brown
Abnormal
Open or
short
Measure the resistance between the terminals using a tester.
0˚C[32˚F]/6.0k
Ω
,10˚C[50˚F]/3.9k
Ω
20˚C[68˚F]/2.6k
Ω
,25˚C[77˚F]/2.2k
Ω
30˚C[86˚F]/1.8k
Ω
,40˚C[104˚F]/1.3k
Ω
Linear expansion
valve
Drain sensor
Drain-pump
Disconnect the connector then measure the resistance valve using a tester.
(Surrounding temperature: 20
°
C[68
°
F])
150
Ω
±
10%
White
Yellow
Orange
Blue
Red
Brown
1
2
3
4
5
6
CN60
1
3
Red
Red
1
3
LEV
517.6
Ω
(1)-(2)
White-Black
(1)-(3)
White-Blue
369.6
Ω
420.6
Ω
310.1
Ω
(1)-(4)
White-Red
352.2
Ω
268.9
Ω
(1)-(5)
White-Orange
304
Ω
229
Ω
(1)-(9)
White-Yellow
547
Ω
431
Ω
18
06 to 15
Measure the resistance between the terminals using a tester. (Surrounding temperature: 20
°
C to 30
°
C[68
°
F to 86
°
F])
Vane motor
Fan motor
Disconnect the connector and measure the resistance using a tester. (Surrounding temperature: 25
°
C[77
°
F])
Normal
CNT(1)~(3)
CN3T(1)~(3)
App.112.5
Ω
(Model:06~18)
App.1.2
Ω
(Model:06~18)
Model:06~18
Abnormal
Open or short
Normal
1-2
1-3
1-4
1-5
App.300
Ω
Abnormal
Open or short
Power transformer
9
7
5
4
3
2
1
P
Relay connector
Protector
White
Black
Blue
Red
Orange
Brown
Yellow
12
