Midea PD series

CONTENTS
 1. Precaution ............................................................................................................................................. 1
 1.1 Safety Precaution. .............................................................................................................................. 1
 1.2 Warning ............................................................................................................................................... 1
 2. Model Lists ........................................................................................................................................... 6
 3.Function and control panel .................................................................................................................. 7
 3.1 Function .............................................................................................................................................. 7
 3.2 Control panel ...................................................................................................................................... 8
 4. Dimension ........................................................................................................................................... 10
 5. Refrigerant Cycle Diagram ................................................................................................................. 11
 6. Wiring Diagram ................................................................................................................................... 13
 7 Electronic function .............................................................................................................................. 14
 7.1 Terms and definitions ...................................................................................................................... 14
 7.2 Electric Control working environment ........................................................................................... 14
 7.3 Protection function .......................................................................................................................... 14
 7.4 Fan-only mode function requirement ............................................................................................ 14
 7.5 Cooling mode function requirement .............................................................................................. 14
 7.6 Drying mode ..................................................................................................................................... 15
 7.7 Heating mode (heater) ..................................................................................................................... 16
 7.8 Heating mode (heat pump) .............................................................................................................. 16
 7.9 Sensor malfunction.......................................................................................................................... 17
 7.10 Some standard functions synopsis ............................................................................................. 17
 8 Installation details ............................................................................................................................... 19
 8.1 Installation instructions .................................................................................................................. 19
 8.2 Care and maintenance ..................................................................................................................... 25
 9 Basic test procedure........................................................................................................................... 27
 9.1 Defective compressor ..................................................................................................................... 27
 9.2 Sealed refrigeration system repairs ............................................................................................... 29
 9.3 Fan motor .......................................................................................................................................... 32
 9.4 Capacitor ........................................................................................................................................... 32
 10 Characteristic of temperature sensor ............................................................................................. 34
 11 Troubleshooting ................................................................................................................................ 35