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10
31-5000493 Rev. 0
Step 2 - Mounting the Unit (Cont.)
G.
Continued.
Installation Instructions
I. 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.
SW3_1 Special fresh
Air (Canada
particular Area)
[1] ON Special Fresh Air
function valid
Factory default
setting: OFF
OFF Special fresh Air
funtion invalid
SW3_2 Reserved [2] ON Reserved Factory default
setting: OFF
OFF Reserved
SW3_3 Auxiliary
heater
[3] ON Auxiliary heater
Function valid
Factory default
setting: OFF
OFF Auxiliary heater
Function invalid
SW3_4 Slim duct or
MESP DUCT
[4] ON MESP DUCT (10
ESP level)
Factory
default setting:
According to
model
OFF Slim DUCT (10
ESP level)
SW3_5
SW3_6
SW3_7
SW3_8
IDU address
for wired
controller
group
Control
application
[5] [6] [7] [8] IDU Address
OFF OFF OFF OFF 0# (master)
(Factory
default setting)
OFF OFF OFF ON 1# (slave)
OFF OFF ON OFF 2# (slave)
OFF OFF ON ON 3# (slave)
OFF ON OFF OFF 4# (slave)
OFF ON OFF ON 5# (slave)
OFF ON ON OFF 6# (slave)
OFF ON ON ON 7# (slave)
ON OFF OFF OFF 8# (slave)
ON OFF OFF ON 9# (slave)
ON OFF ON OFF 10# (slave)
ON OFF ON ON 11# (slave)
ON ON OFF OFF 12# (slave)
ON ON
OFF ON 13# (slave)
ON ON ON OFF 14# (slave)
ON ON ON ON 15# (slave)
SW1_1
SW1_2
SW1_3
Capacity
[1] [2] [3] Capacity
OFF OFF OFF 9000BTU/h
ON OFF OFF 12000BTU/h
OFF ON OFF 18000BTU/h
ON ON OFF 24000BTU/h
OFF OFF ON Reserved
ON OFF ON Reserved
OFF ON ON Reserved
ON ON ON Reserved
SW1_4 Room card OFF Room card invalid
(factory default)
ON Room card valid
SW1_5 Heat pump /
Cool only
OFF Heat pump (factory
default)
ON Cool only
SW1_6 Fresh air/E.A.O OFF Fresh air valid (factory
default)
ON External alarm output
valid
SW1_7 Filter change
caution
OFF Without lter change
caution (factory default)
ON With lter change caution
SW1_8 North America/
NON- North
America
OFF North America area
(USA & Canada) (factory
default)
ON NON-North America
H. External Static Pressure Setting
Using Wired Controller
Wired controller- QACT17A settings
1. After backlight is lit at the wired controller off, press
and hold FAN and TEMP + button for 10 seconds.
2. The static pressure selection will appear in the
upper right hand corner.
3. The parameter value of ESP grades can be
adjusted by pressing TEMP+ or TEMP- buttons.
4. Press FAN button to confirm the change.
ESP Level (ESP grade)
1 0.10 in WC.
2 0.15 in WC.
3 0.20 in WC.
4 0.28 in WC.
5 0.36 in WC.
6 0.40 in WC.
7 0.44 in WC.
8 0.48 in WC.
9 0.52 in WC.
10 0.60 in WC.
Use the Up and Down Arrow buttons to adjust the
static pressure level numbers. Then press the Set
button to confirm.
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