McQuay MMST Especificaciones descargar pdf (Pagina 218)

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When any air conditioner malfunction is noted, immediately switch off the power supply to the unit and contact

the local dealer, if necessary. Some simple troubleshooting tips are given below :

TROUBLE PROBABLE CAUSE SUGGESTED ACTION

1. Fan does not work 1. No power supply 1. Check power supply

2. Fan capacitor faulty 2. Contact local dealer

3. Fan motor faulty 3. Contact local dealer

4. Switch faulty 4. Change switch

1. Thermostat setting too high 1. Reset thermostat

2. Compressor capacitor faulty 2. Contact local dealer

3. Compressor faulty 3. Contact local dealer

4. Compressor contactor faulty 4. Contact local dealer

1. Power failure 1. Operate when power supply resume

2. Starter trip 2. Reset starter

3. Fuse blown in power switch or operating unit 3. Check and replace fuse

1. Thermostat setting too high 1. Reset thermostat

2. Door and/or windows not closed 2. Close door and/or windows

3. Condenser coil dirty 3. Clean condenser coil

4. Some objects blocking the inlet and/or outlet of 4. Remove the objects

the unit 5. Contact local dealer

5. Refrigerant charge too low

2. Fan works, but compressor does

not work

4. Air-Conditioner works but cooling

not satisfactory

3. Both fan and compressor does not

work

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McQuay MMST Especificaciones Pagina 218