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Troubleshooting for BP Unit
SiEN18-622
354
Troubleshooting
6.3
Faulty BP Liquid or Gas Pipe Thermistor
Remote Control
Display
J0
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
When the BP liquid or gas pipe temperature sensor became short-circuited or open.
Supposed
Causes
Faulty BP liquid or gas pipe temperature sensor
Faulty connectors connection of BP liquid or gas pipe temperature sensor
Troubleshooting
Temp.
Resistance
-10°C
117k
Ω
0°C
67k
Ω
10°C
40k
Ω
20°C
25k
Ω
30°C
16k
Ω
40°C
10k
Ω
50°C
7k
Ω
60°C
5k
Ω
70°C
3k
Ω
YES
Is the resistance
normal referring to the
table below?
NO
(Q0392)
Disconnect the thermistor
connectors from the
corresponding BP PCB and
measure the resistance of
liquid or gas tube temperature
sensor.
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Replace thermistor or
thermistor assembly.
If insufficient contact is not
detected, replace the
corresponding PCB.
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...