Mars Comfort-Aire Century VCD-SA Series Service Manual page 162

Procedure
4) Release 2 fixing screws and 1earthing
screw.(see CJ_AHU_003)
5) Unplug the plugs and then remove the
main control board subassembly. (see
CJ_AHU_003)
6) Release 1 fixing screw of the data
transfer module control board to
remove it. (see CJ_AHU_004)
Note: This section is for reference only. Actual unit appearance may vary.
Illustration
 Indoor Unit Disassembly 3
Service Manual - VCDxxSA
CJ_AHU_003
CJ_AHU_004
