How To Check The Parts - Mitsubishi Electric PUHZ-P200YKA.UK Service Manual

10-6. HOW TO CHECK THE PARTS

PUHZ-P200YKA.UK
PUHZ-P200YKAR1.UK
Parts name
Thermistor (TH3)
<Liquid>
Disconnect the connector then measure the resistance with a tester.
Thermistor (TH6)
(At the ambient temperature 10 to 30°C)
<2-phase pipe>
Thermistor (TH7)
<Ambient>
Thermistor (TH8)
<Heat sink>
Thermistor (TH32)
<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)
Motor for compressor Measure the resistance between the terminals with a tester.
(Winding temperature 20°C)
(MC)
U
V
W
Linear expansion valve
Disconnect the connector then measure the resistance with a tester.
(LEV-A)
(Winding temperature 20°C)
Gray
M 1
Orange
2
Red
3
Yellow
4
5
Black
OCH582B
PUHZ-P250YKA.UK
PUHZ-P250YKAR1.UK
Normal
TH32 160 to 410 k"
TH3
TH6
4.3 to 9.6 k"
TH7
TH8 39 to 105 k"
Refer to "5-3. COMPRESSOR TECHNICAL DATA".
Gray - Black Gray - Red
Check points
Abnormal
Open or short
Normal
P200/250
1215 ± 122 "
Normal
Normal
Gray - Yellow
46 ± 3 "
52
Abnormal
Open or short
Abnormal
Open or short
Abnormal
Gray - Orange
Open or short