120Vac Vent Switch, Adaptor 1101-05A and Replacement Air Damper, Power Close with ADP-0241-05A:
#6A6. Ventilation Switch and Fan, Two Adaptors (ADP-1101-05A) and (ADP-0241-05A), One Power Open Fresh Air Damper (-P\O) Opens during Venting and Furnace firing.
HMI Hoyme Manufacturing Inc. Special Note: Circuits are colored for clarification only and are not necessarily those found in actual installations. Combustion Air Damper Wires, however, are colored as shown.
Diagram #6A6: Forced Air Furnace having a replacement air supply duct together with an exhaust fan controlled by a designated ventilation switch and/or bathroom timer.
- Replacement Air Control Damper (HAC-0x10-OPO) – (Power Open)
- Ventilation Switch and/or bathroom timer to supply Controlled 120Vac to furnace area.
- Relay Adaptor (ADP-1101-05A) to function as a control centre.
- Relay Adaptor (ADP-0241-05A) to open damper during heating cycle.
OPERATION:
- Replacement Damper opens to provide fresh air during the ventilation and heating cycle.
- Ventilation Switch and/or bathroom timer turns on Ventilation Fan, opens Replacement Air Damper and turns on Furnace Fan simultaneously.
- Damper will remain closed during manual furnace fan operation.
4. On/Off Switch connected to the Adaptors (as shown) allows manual control of the Replacement Air Damper to open as required.