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This Make-Up Air unit contains interface/logic devices, outlet temperature sensor, power open/spring
close damper, permanent washable filter and fan motor. Based on the application, other system
components may be required to make your system operate as desired. These components must be
provided by the installing contractor. These components may include but are not limited to:
Outside inlet hood
Insulated inlet ducting
Outlet ducting
The turn-on method or switch
- Remote damper with END switch (also see Control Wiring section)
- Current sensing switch, building exhaust fan/blower
- Relay contact detecting the building exhaust fan/blower running
Source power wiring
Refer to the below diagrams which show various system configurations.
Make-Up Air Independent System
07/30/2019
Installation Overview
Make-Up Air Return Tie-In System
5
Make-Up Air Combined Return Tie-In &
Independent System
EI917
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