Mitsubishi Electric Mr.Slim PUZ-HA30NHA2 Service Manual page 46

11-6. HOW TO CHECK THE PARTS
PUZ-HA30NHA PUZ-HA36NHA
Parts name
Thermistor (TH3) Disconnect the connector then measure the resistance with a tester.
<Outdoor pipe>
(Ambient temperature 10 ~30 , 50°F~86°F)
Thermistor (TH4)
<Discharge>
Thermistor (TH6)
<Outdoor 2-phase pipe>
Thermistor (TH7)
<Outdoor>
Thermistor (TH8)
<Heatsink>
Thermistor (TH32)
<Outdoor pipe>
Thermistor (TH33)
<Outdoor pipe>
Fan motor(MF1,MF2) Refer to next page.
Solenoid valve coil Measure the resistance between the terminals with a tester.
(Ambient temperature 20 , 68°F)
<Four-way valve>
(21S4)
Motor for compressor Measure the resistance between the terminals with a tester.
(Winding temperature 20 , 68°F)
(MC) U
V
W
Linear expansion valve
Disconnect the connector then measure the resistance with a tester.
(LEV-A/LEV-B/LEV-C)
(Winding temperature 20 , 68°F)
Gray
M
1
2
Orange
3
Red
4
Yellow
5
Black
6
Measure the resistance between the terminals with a tester.
Solenoid valve coil
(Ambient temperature 20 , 68°F)
<Bypass valve>
(SV)
PUZ-HA30NHA2
Normal
TH4 160k ~410k
TH3
TH6
TH7 4.3k ~9.6k
TH32
TH33
TH8 39k ~105k
Normal
1435 150
Normal
0.188
Gray - Black Gray - Red
Normal
1197 10
PUZ-HA36NHA2
Check points
Abnormal
Open or short
Abnormal
Open or short
Abnormal
Open or short
Normal
Gray - Yellow Gray - Orange
46 3
Abnormal
Open or short
46
Abnormal
Open or short