Vent switch, replacement air - power open, interconnected with exhaust fan heating cycle and/or
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
1. Use Replacement Air Control Damper
(ADP-0241-05A) to function as a fresh air supply when thermostat is set to the cooling or heating cycle.
Thermostat will simultaneously turn on the Furnace Fan and open the
Replacement Air Damper to provide fresh air during the
heating and/or cooling
Damper will remain closed during manual
furnace fan operation.
3. To override the normally closed damper,
use an optional
SPDT Toggle Switch as shown. For ease of installation, consider a
Hoyme ready mounted
in place of SPDT toggle switch.
(See Diagram #4A2)
1652-ld - Printed in Canada
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Last Updated (Friday, 30 December 2016 11:49)