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View Full Version : How to connect my two speed fan on a Heil DC 90 Ultimate 111 with central air

Taz 2
Feb 4, 2010, 08:26 AM
How to connect a two speed fan to my Heil DC 90 Ultimate 111 that also has cental air
Taz 2
Feb 4, 2010, 08:28 AM
How do I connect a two speed fan to my Heil DC 90 Ultimate 111 furnace that also has central air