When the waveform as shown below appears in measuring of transmission waveform, transmission malfunction may probably be caused. Above abnormal waveforms are generated due to…

Check 1 Check on connector of fan motor (power supply cable) (1) Turn OFF the power supply. Check on resistance balance and short-circuiting between phases…

In heating operation, when each standard speed outdoor unit does not operate, the two-way solenoid valve stops each gas pipe. This valve is external equalizing…

Liquid Injection In order to prevent overheating operation of compressor, refrigerant is injected to compressor suction port from liquid line reducing pressure through capillary tube.…

Four way valve is a representative valve which is used for heat pump type air conditioner. This valve functions to selection flow direction of superheated…

For VRV system, EBM type linear control valve is employed to use as an electronic expansion valve for superheated degree control or subcooled degree control.…

Voltage Measuring Point When the color of harness is not as mentioned above, find the measuring point by following procedure. 1. Black is GND. 2.…

Unit: k? Thermisitor Temperature °C A B C D –10 112.0 — — 48.48 –8 100.4 — — 43.92 –6 90.2 88.0 866.8 39.84 –4…