Mitsubishi Electric MJ-E14EG-S1-IT, Руководство по обслуживанию

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2) Simple Check Table for Main Parts
Part name Test criteria
Tube temperature
detection thermistor
Disconnect the connector and measure the resistance values with a tester (Part temperature
10°C to 30°C).
Normal Abnormal
8.0K Ω to 20.8K Ω Open or shorted
Room temperature
sensor
Disconnect the connector and measure the resistance values with a tester (Part temperature
10°C to 30°C).
Normal .............8.0 to 20.8K Ω (between pins 3-4)
Abnormal .........Open or shorted
Compressor
Disconnect the connector and measure the resistance values across terminals with a tester
(Coil temperature 10°C to 30°C).
Normal Abnormal
C-R side 24 Ω to 27 Ω
Open or shorted
C-S side 40 Ω to 45 Ω
Blower fan motor
Measure the resistance values across terminals with a tester (Part temperature: 10°C to
30°C).
Normal Abormal
Yellow-Blue 217 Ω to 236 Ω
Open or shorted
Black-Blue 219 Ω to 237 Ω
* Be careful of injury or shock
Solenoid valve coil
Measure the resistance values across terminals with a tester (Part temperature: 10°C to
30°C).
Normal Abnormal
2.0K Ω to 2.2K Ω Open or shorted
Stepping motor
Measure the resistance values across terminals with a tester (Part temperature: approx
25°C).
Normal Abnormal
Terminals 1-2
342 Ω to 418 Ω Open or shorted
Terminals 1-3
Terminals 1-4
Terminals 1-5