Samsung AM045NN4DEH Series Service Manual page 22

Disassembly and Reassembly
No Parts
2 Control-Box
3 Bell-Mouth
4 Drain Pan
22
Procedure
2) Unscrew the 2 fixed screws on both sides of
the Control Box, and disassemble the Control
Box from the indoor unit. (Use +Screw Driver)
1) Unscrew the screw fixed on the Bell-Mouth.
(Use +Screw Driver)
1) Push the Bell-Mouth in the direction opposite
to where it's installed on the Control-Box to
remove it.
1) Unscrew the screws on the 4 corners of the
indoor unit. (Use +Screw Driver)
Remark
Samsung Electronics