Service Manual_2018-V2.0
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4）Replace the drain tray, the reverse process can
complete installation.
8.8 Display control board
1） Pry open the buckle of the display control board
installation box with a straight screwdriver
2） Pull all connector terminals out;
3） Remove 2 screws using a cross screwdriver to
remove the display control board;
4） Replace the master control board in reverse
steps;
8.9 Main control board
1） ；The main control board box is located compressor
case
2） ；Remove 2 screws using a cross screwdriver
3） ；Pry open the buckle of the main control board
installation box with a straight screwdriver
4） Pull all connector terminals out and then remove
the main control board
5） 。Replace the master control board in reverse
steps.
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