Home Support Colored Wiring Diagrams #6C - #7A1 #6C3

Colored Wiring Diagram #6C3

Vent switch, replacement air - power open, interconnected with exhaust fan heating cycle and/or cooling cycle

HMI Hoyme Manufacturing Inc. Special Note: Circuits are colored for clarification only and are not necessarily those found in actual installations. Wires of the Combustion Air Damper, however, are colored as shown .
Diagram #6C3: Forced Air Furnace having a replacement air supply duct together with an exhaust fan controlled by a designated ventilation switch and/or bathroom timer .

1. Use Replacement Air Control Damper (Power Open) - (HAC-0x10- OPO). 
2. Ventilation Switch and/or bathroom timer to supply Controlled 120Vac to furnace area. 
3. Relay Adaptor (ADP-1102-TWP) 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.

1. Replacement Damper opens to provide fresh air during the heating and/or cooling cycle.  
2. Ventilation Switch and/or bathroom timer turns on Ventilation Fan, opens Replacement Air Damper and turns on Furnace Fan simultaneously.
3. Damper will remain closed during manual furnace fan operation.
4. On/Off Switch connected to (ADP-1102-TWP) Terminal #2 (as shown) allows manual control of the Replacement Air Damper to open as required.
1718-ld - Printed in Canada

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Last Updated (Tuesday, 23 May 2017 11:19)