... switch–AC–65AC–84No compressor operation1. Refrigerant volume2. A.C Fuse3. HTR Fuse4. Magnetic clutch relay5. Magnetic clutch 6. Compressor7. Pressure switch8. Heater main relay9. Blower speed control ... sure to read the following item carefully, thenfollow the correct procedure described in the repair manual. AC21Y–01I03338ThermometerIce10 cm(0.39 in.)OhmmeterThermistorZ04352(Ω)5,00005001,0001,5002,0002,5003,0003,5004,0004,5005010152025(°C)324150 ... hand valve.(c) Using a gas leak detector, check the system for leakage.(d) If leak is found, repair the faulty component or connection.CAUTION:Use the refrigerant recovery/ recycling machine...