Colored Wiring Diagram #8A9
Diagram #8A9: Forced Air Furnace having a replacement air supply duct together with an exhaust fan controlled by a designated ventilation switch and/or bathroom timer that sends a 24Vac signal to the furnace area.
Replacement Air Control Damper, Power Open (HAC-0x10- OPO)
2. Ventilation Switch and/or bathroom timer that sends Controlled 24Vac to furnace area.
3. 24Vac Relay Adaptor (ADP-0242-05A) to function as a control centre.
Replacement Air Damper opens when Furnace fires with thermostat signal.
2. Ventilation Switch and/or bathroom timer turns on Ventilation Fan, opens Replacement Air Damper and turns on Furnace Fan simultaneously. Note PO damper is connected to adaptor terminal #5.
3. Optional Switch connected between terminal #4 and #5 of the adaptor 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
Printer friendly (pdf) - (Opens in a new window)
Last Updated (Friday, 30 December 2016 12:22)