Samsung AC018KN4DCH Service Manual page 16

Disassembly and Reassembly
No. Parts
2 Control Box
Procedure
3) Reomove the 1 screw which is fixed to the
Indoor Unit upper part.(Use +Screw Driver)
4) Put finger in the "PULL" marked groove and
then pull up the Cover
5) Put finger in the "PULL" marked groove and
then avoids the hook and it opens the Control
Box Cover
3-4
Remark