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11. MAINTENANCE
11-1. Changing Address of Remote Control Unit in Indoor Unit
If you are installing more than 1 indoor unit (up to 2) in the same room, it is necessary for you to assign each unit
its own address, so each can be operated by its own separate remote control unit. You assign the addresses by
matching the switch positions of each indoor unit with the switch positions of its remote control unit.
Following table shows the position you can use up to 2 indoor units installed in the same room.
To Change Address on PCB Ass’y
(1) Locate the address switch “S10” on the control PCB Ass´y of indoor unit.
(2) Change the switch to “ON” position.
To Change Address on Remote Control Unit
Address switch on the remote control unit is in “A” position at time of shipment.
NOTE
ACL button
(3) When it is removed,
the address is auto-
matically set to B.
(4) After inserting the bat-
teries, press ACL but-
ton.
(1) Remove the batteries
before changing the
address.
(2) Remove tab marked A
to change the address of
the remote control unit.
Unit No.
Indoor Unit Address
(Control PCB)
Remote Control
Address
1
OFF
A
2
ON
B
Address switche “S10” on
the control PCB Ass´y is in
the “OFF” position at time
of shipment.
NOTE
Summary of Contents for SAP-CM1821AHA
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