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LGH/LCH156-360 UNITS
SEAL
SENSOR
BRACKET
(156-300S ONLY)
A24
CONTROL
FIGURE 5
Install A24 Control
Use a field-provided, 22AWG, 3-wire cable to wire the
outdoor air control. Cable should be 30" long for
092-152 units and 120" long for 156-360 units.
1- Remove
the
field-provided cable as shown in figure 6.
2- 092-240 & 300S Units Only -
Secure the A24 control onto the bracket and secure
with two 1" screws provided in kit. Install the bracket
assembly into the unit and secure with 5/8" self
drilling screws. See figure 7 for 092-152 units and
figure 8 for 156-240 & 300S units.
242, 300H, & 360 -
Install the A24 control into the unit and secure with 1"
sheet metal screws. See figure 8. The bracket and
5/8" self drilling screws are not used.
3- Route the cable to the M3 Unit Controller. See figure
7 for 092-152 units and figure 8 for 156-360 units.
A24 CONTROL WIRING
M3 Unit Controller P298 Connector
SENSOR
24VAC
IAQ
R
C
AI1
1 2 3
A24
Page 3
A24
cover
and
connect
SENSOR
OUTPUTS
HUM
TMP
DO1
DO1
1-V+
- 24VAC
2-GND - Common
3-AV
- Airflow Output
(0-10VDC)
FIGURE 6
the
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