General Information ................................................................................. 5
Unit Location ...................................................................................................... 5
Unit Installation .................................................................................................. 5
Air Requirements ............................................................................................... 6
Indoor Humidity ........................................................................................... 7
Furnace Operation ............................................................................................. 9
Thermostat Functions ........................................................................................ 9
Gas Valve ...................................................................................................... 9
Igniter ............................................................................................................ 9
Blowers ......................................................................................................... 9
Starting Your Furnace ...................................................................................... 10
Safety Circuits......................................................................................... 11
Primary Limit .................................................................................................... 11
Auxiliary Limit ................................................................................................... 11
Rollout Limit ..................................................................................................... 11
Pressure Switches ........................................................................................... 11
Flame Sensor .................................................................................................. 11
Routine Maintenance ............................................................................. 12
Annual Inspection ............................................................................................ 12
Filters .......................................................................................................... 12
Filter Removal ............................................................................................ 12
Safety Labels ........................................................................................... 16
THE INSTALLATION AND SERVICING OF THIS EQUIPMENT MUST BE PERFORMED BY
QUALIFIED, EXPERIENCED TECHNICIANS ONLY.
Due to policy of continual product improvement, the right is reserved to
change specifications and design without notic e
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