Installation Instructions
G.
Route the 14AWG stranded 4-conductor power/
communication cable and the wired remote
cable to the air handler. Use reducing washers
and appropriate connector to attach the power/
communication cable to the unit. The wired remote
cable will enter the unit through a rubber grommet.
The 4 conductor cable connects to the terminal block
at terminals 1, 2, 3, and Ground. The wired remote
cable connects to the air handler main board at
connector CN1 (ABC). Re-install electrical box cover.
H.
DIP Switch Settings
After attaching the 14/4 stranded copper wire to the
terminal block, the DIP switch bank on the PCB need
to be checked. Need to make sure all switches are in
the correct position including a field-supplied external
static pressure setting per the table below.
SW1-1, SW1-2, SW1-3: Capacity
Indoor Unit BTU
SW1-1
6K
OFF
9K
ON
7K
ON
12K
OFF
48K
ON
18K
OFF
24K
ON
28K
OFF
36K
ON
31-5000099 Rev. 1
Step 2 - Mounting the Unit (Cont.)
SW1-2
SW1-3
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
ON
OFF
ON
ON
ON
ON
ON
H.
DIP Switch Settings (cont.)
SW1-6: Enable/Disable Room Card
Enable Room Card
Disable Room Card
SW1-4, SW1-5: External Static Pressure
0"WC.
OFF
.04"WC
OFF
.08"WC
ON
.16"WC
ON
SW3-1, SW3-2, SW3-3, SW3-4: Addressing
Address
SW3-1
Master Indoor Unit
OFF
Slave 1
ON
Slave 2
OFF
Slave 3
ON
Slave 4
OFF
Slave 5
ON
Slave 6
OFF
Slave 7
ON
Slave 8
OFF
Slave 9
ON
Slave 10
OFF
Slave 11
ON
Slave 12
OFF
Slave 13
ON
Slave 14
OFF
Slave 15
ON
SW1-7, SW1-8: Region
SLIM DUCT (AMERICA)
ON
OFF
OFF
ON
OFF
ON
SW3-2
SW3-3
SW3-4
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
SW1-7
SW1-8
OFF
ON
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