Mitsubishi PUHZ-SW75VHAPUHZ-SW100VHAPUHZ-SW100YHAPUHZ-SW120VHAPUHZ-SW120YHAPUHZ-SW75VHA-BSPUHZ-SW100VHA-BSPUHZ-SW100YHA-BSPUHZ-SW12 - HOW TO CHECK THE PARTS

43
11-4. HOW TO CHECK THE PARTS
1
2
3
4
5
M
Gray
Orange
Red
Yellow
Black
Parts name
Check points
Disconnect the connector then measure the resistance with a tester.
(At the ambient temperature 10 to 30:)
Thermistor (TH3)
<Liquid>
Thermistor (TH4)
<Discharge>
Thermistor (TH6)
<2-phase pipe>
Thermistor (TH7)
<Ambient>
Thermistor (TH8)
<Heat sink>
(SW75V, SW100/120Y)
Thermistor (TH34)
<Comp. surface>
160 to 410 k"
4.3 to 9.6 k"
TH4
TH34
TH3
TH6
TH7
TH8
Abnormal
Open or short
Measure the resistance between the terminals with a tester.
(At the ambient temperature 20
: )
Solenoid valve coil
<4-way valve>
(21S4)
Motor for compressor
(MC)
Linear expansion valve
(LEV-A/LEV-B)
Normal
Abnormal
Open or short
Disconnect the connector then measure the resistance with a tester.
(Winding temperature 20:)
Normal
Gray - Black Gray - Red
Gray - Yellow
Gray - Orange
Abnormal
46i3 "
Open or short
Refer to the next page.Fan motor
(MF1,MF2)
SW100/120YSW100/120V
0.19 " 0.30 "
Measure the resistance between the terminals with a tester.
(Winding temperature 20
: )
Normal
Abnormal
Open or short
W
V
U
1435i150 "
SW75V (R1/R2/R3)
0.88 "
Normal
39 to 105 k"
SW75VR4
0.95 "
PUHZ-SW75VHA.UK PUHZ-SW75VHAR3.UK PUHZ-SW75VHAR4.UK
PUHZ-SW75VHA-BS.UK PUHZ-SW75VHAR3-BS.UK PUHZ-SW75VHAR4-BS.UK
PUHZ-SW100VHA.UK PUHZ-SW100VHAR3.UK PUHZ-SW100VHAR4.UK
PUHZ-SW100VHA-BS.UK PUHZ-SW100VHAR3-BS.UK PUHZ-SW100VHAR4-BS.UK
PUHZ-SW100YHA.UK PUHZ-SW100YHAR1.UK PUHZ-SW100YHAR3.UK PUHZ-SW100YHAR4.UK
PUHZ-SW100YHA-BS.UK PUHZ-SW100YHAR1-BS.UK PUHZ-SW100YHAR3-BS.UK PUHZ-SW100YHAR4-BS.UK
PUHZ-SW120VHA.UK PUHZ-SW120VHAR3.UK PUHZ-SW120VHAR4.UK
PUHZ-SW120VHA-BS.UK PUHZ-SW120VHAR3-BS.UK PUHZ-SW120VHAR4-BS.UK
PUHZ-SW120YHA.UK PUHZ-SW120YHAR1.UK PUHZ-SW120YHAR3.UK PUHZ-SW120YHAR4.UK
PUHZ-SW120YHA-BS.UK PUHZ-SW120YHAR1-BS.UK PUHZ-SW120YHAR3-BS.UK PUHZ-SW120YHAR4-BS.UK
OCH533D