Air conditioner main controller , PC Board CW-763II - 763

Air conditioner main controller , PC Board CW-763II

1. Brief introduction of main control board

This device is almost suitable for all types air conditioner by adopting high-quality, super regulated micro computer silicon chip made by Mitsubishi. The functions include the following:

1.) temperature control

2.) time control

3.) dehumidification control

4.) cool-warm control

5.) wind force control

6.) automatic inspection

7.) forced emergency start

8.) delay protection for compressor

2. Installing and Use

1.) study the diagrammatic sketch carefully before installing

2.) connect wires instructed in the diagrammatic sketch

3.) the functions of the buttons and remote controller are introduced in the diagrammatic sketch

3. Points for attention

1.) use two size-7 batteries in the remote controller

2.) pay attention to the polarity of the batteries

3.) remove the batteries if not used for a long period of time

4.) keep away form collision, dust and hot objects

5.) keep dry

4. Broke diagnose display explain

1.) when room temperature-sensor break or short circuit, the timing pilot lamp will light and operationindicate flash 1 per 8 seconds

2.) when indoor tube temperature-sensor break or short circuit, the timing pilot lamp will light and operation indicate flash 2 per 8 seconds

3.) protection for lack of Freon, pilot lamp will light and operation indicate flash 3per 8 seconds