How To Check The Parts - Mitsubishi Electric PUZ-ZM35VKA Service Manual

10-6. HOW TO CHECK THE PARTS

PUZ-ZM35VKA
Parts name
Disconnect the connector then measure the resistance with a tester.
Thermistor (TH3)
(At the ambient temperature 10 to 30°C)
<Liquid>
Thermistor (TH4)
<Discharge>
TH4, TH33
Thermistor (TH6)
<2-phase pipe>
Thermistor (TH7)
<Ambient>
Thermistor (TH8)
<Heat sink>
Thermistor (TH33)
<Comp. surface>
Fan motor(MF1,MF2) Refer to the next page.
Solenoid valve coil Measure the resistance between the terminals with a tester.
(At the ambient temperature 20°C)
<4-way valve>
(21S4)
Measure the resistance between the terminals with a tester.
Motor for compressor
(Winding temperature 20°C)
U
(MC)
V
W
Linear expansion valve
Disconnect the connector then measure the resistance with a tester.
(LEV-A/LEV-B) (Winding temperature 20°C)
For ZM 35–71
Red
M
1
Blue
2
Orange
3
Yellow
4
White
5
OCH653
PUZ-ZM50VKA
Normal
160 to 410 k"
TH3
TH6 4.3 to 9.6 k"
TH7
TH8 39 to 105 k"
Normal
ZM35–71
2350±170 "
Refer to "5-2. COMPRESSOR TECHNICAL DATA".
Red - White Red - Orange
PUZ-ZM60VHA
Check points
Abnormal
Open or short
Abnormal
Open or short
Normal
Normal
Red - Yellow
Red - Blue
46±4 "
59
PUZ-ZM71VHA
Abnormal
Open or short
Abnormal
Open or short