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18.3 Outdoor Electronic Controller Removal Procedure
18.3.1 CU-Z20VKR CU-Z25VKR CU-Z35VKR
Caution! When handling electronic controller, be careful of electrostatic discharge.
1 Remove the 5 screws of the Top Panel.
Top Panel
Screws
Screw
Screws
Fig. 1
2 Remove the 6 screws of the Front Panel.
Screws
Screws
Screw
Front Panel
Fig. 2
3 Remove the screw of the Terminal Board
Cover.
4 Remove the Top Cover of the Control Board
by 4 hooks.
Hooks
Top Cover
Hooks
Ter
m
inal
Board
Cover
Screw
Control Board
Fig. 3
5 Remove the Control Board as follows:
Control Board
Release 3 Ter
m
inal
Connectors, L, N
and Earth Wire Screw.
Then Re
m
ove 4 Ter
m
inal
Connectors of DRM.
Re
m
ove 2
Screws of
Plate Ter
m
inal
Board
Re
m
ove of Screw
Control Board
Release 2 Earth
Wire Screws
Release 7
Connectors
Fig. 4
Remove the Terminal Cover
and 3 Terminal Compressor
Control Board
Compressor
Fig. 5
Electronic Controller
Control Board
Fig. 6