Vent switch, replacement air - power open, interconnected with exhaust fan heating cycle and/or
cooling cycle-without A/C
Hoyme Manufacturing Inc. Special Note: Circuits are colored for
and are not necessarily those found in actual installations.
Wires of the
Combustion Air Damper, however, are
colored as shown
Forced Air Furnace having a
supply duct together with an
controlled by a designated
ventilation switch and/or bathroom timer. Air conditioner is not part of this system.
1. Use Replacement Air Control Damper
Ventilation Switch and/or bathroom timer to supply
to furnace area.
to function as a control centre.
4. Relay Adaptor
(ADP-0241-05A) to function as a fresh air supply when thermostat is set to the cooling cycle.
Replacement Damper opens to provide fresh air during the
heating and/or cooling cycle.
Ventilation Switch and/or bathroom timer
turns on Ventilation Fan, opens Replacement Air Damper and turns on Furnace
3. For the cooling cycle,
(use when outside temperature cool) thermostat will
simultaneously turn on the Furnace Fan and open the Replacement Air Damper.
4. Damper will remain closed during manual furnace fan operation.
5. On/Off Switch connected to
Terminal #2 (as shown) allows manual control of the Replacement Air Damper to open as required.
(If installing an Air Conditioner at a later date, disconnect
(ADP-0241-05A)from "Y" to leave damper closed during A/C operation. For systems with existing A/C use
Diagram #6C1 (to keep damper closed during the A/C operation) or refer to
to open damper during A/C operation).
1633-ld - Printed in
Printer friendly (pdf)
- (Opens in new window)
Last Updated (Tuesday, 16 August 2016 10:07)