Home Support Colored Wiring Diagrams #1 - #2B1 #1B

Colored Wiring Diagram #1B

Combustion air damper with Heat Limit Switch
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 #1B:  A Domestic Hot Water tank using a combustion air supply duct.
1. Combustion Air Damper (HOM-0x11-SF1) for one furnace or boiler.
2. Optional Heat Limit Switch (HLS-1100) that opens on temperature rise.
Combustion Air Damper connected in series to a continuous 24Vac power supply and a Heat Limit Switch. Heat Limit Switch attached to Hot water tank flue stack. Combustion air damper opens with the sensing of a temperature rise of 130°F and closes when cooled down to 125°F.  

1643-ld - Printed in Canada

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Last Updated (Thursday, 09 February 2017 12:27)