Replacement air damper Power Open with 120Vac plug-in vent fan
and dampers controlled by vent switch
Hoyme Manufacturing Inc. Special Note: Circuits are colored for
and are not necessarily those found in actual
Forced Air Furnace having a
supply duct together with a plug-in type
venting two bathrooms equipped with
Replacement Air Control Damper, Power Open
Damper(s) with End Switch
(HAC-0x10-SPO) controlled with a 24Vac transformer from each bathroom.
3. 24Vac Relay Adaptor with Duplex Receptacle (RADP-0241-10A)
to function as a control centre supplying 120Vac for a plug-in type
Furnace fires with thermostat signal.
24Vac damper with end switch simultaneously turns on Furnace Fan, opens
Replacement Air Damper and supplies 120Vac to the controlled side of the Duplex Receptacle for the plug-in type
(i.e. toggle switch, de-humidistat) allows full control of Replacement Air
damper to open as required.
N.B. Replacement Air Damper is not affected by the ‘Manual’ setting of
the furnace fan.
1652-ld - Printed in Canada
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