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User Guide | Optyma™ iCO2
8.2 Inverter PCB replacement procedure
(a) Replacement work of inverter PCB (on the third layer)
1) Loosen screws
1. Inside of control box
© Danfoss | Climate Solutions | 2023.01 | LCA012A030
The mounting board of the first layer (on the front)
the second layer (on the back) can be removed like as
opening door.
Loosen 8 screws (shown with white arrow)
Left side of control box : 3 screws
Inner left side of control box : 3 screws
Bottom side of control box : 2 screws
There are 3 screws at inner left side of control box.
Be careful not to forget to loosen a center screw which
is hidden by wiring.
BC408445719305en-000101 | 79
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