40
9-6. HOW TO CHECK THE PARTS
OUTDOOR UNIT : MXZ-8A140VA MXZ-8A140VA
1
MXZ-8A140VA
2
MXZ-8A140VA
3
Parts name
Check points
Disconnect the connector then measure the resistance with a tester.
(At the ambient temperature 10
~30
)
Thermistor (TH3)
<Outdoor pipe>
Thermistor (TH4)
<Discharge>
Thermistor (TH7)
<Outdoor>
Thermistor (TH8)
<Heatsink>
Normal
160k
~ 410k
4.3k
~ 9.6k
39k
~ 105k
TH4
TH3
TH7
TH8
Abnormal
Open or short
Measure the resistance between the terminals with a tester.
(At the ambient temperature 20
)
Solenoid valve coil
<Four-way valve>
(21S4)
Motor for compressor
(MC)
Normal
Abnormal
Open or short
Measure the resistance between the terminals with a tester.
(At the ambient temperature 20
)
Normal
1197 ± 10
Abnormal
Open or short
Solenoid valve coil
<Bypass valve>
(SV2)
Measure the resistance between the terminals with a tester.
(At the ambient temperature 20
)
Normal
1327 ± 10
Abnormal
Open or short
Solenoid valve coil
<Bypass valve>
(SV1)
Fan motor(MF1,MF2)
1370 ± 100
0.188
Measure the resistance between the terminals with a tester.
(Winding temperature 20
)
Normal
Abnormal
Open or short
W
V
U
Refer to next page.
MXZ-8A140VA
(1)
MXZ-8A140VA
2, 3
1435 ± 150
MXZ-8A140VA
(1)
MXZ-8A140VA
2, 3
1450 ± 150
Содержание PAC-AK31BC
Страница 90: ...90 15 2 FUNCTIONAL PARTS BRANCH BOX PAC AK50BC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 17 16 19 20 ...
Страница 92: ...92 15 3 FUNCTIONAL PARTS BRANCH BOX PAC AK30BC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 17 16 ...
Страница 98: ...98 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 17 16 19 20 16 3 FUNCTIONAL PARTS BRANCH BOX PAC AK50BC PAC AK51BC ...
Страница 100: ...100 16 4 FUNCTIONAL PARTS BRANCH BOX PAC AK30BC PAC AK31BC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 17 16 ...
Страница 160: ...Related Links Model Number MXZ8A140VA 3 MXZ 8A_Parts_Catalog_ OC316E MXZ 8A_Service_Manual_ OC316E ...