Service manual

Indoor Unit: 15/18/24 Class SiUS041111
160 Removal Procedure
3
Press the signal
receiver unit down and
unfasten the hooks on
the upper side, and
then unfasten the hooks
on the lower side.
4
Cut the clamp.
5
The signal receiver unit
has 3 PCBs.
Unfasten the hooks and
remove each PCB.
Disconnect every
connector from each
PCB.
 Remove the signal receiver unit
while pushing the hooks of
connectors.
6
Cut the clamp.
Step Procedure Points
Signal receiver unit
(R14255)
Signal receiver PCB
Buzzer PCB
Display PCB
(R14256)