Furnace Specifications ............................................................................................................ 4-5
Furnace Airflow Data .......................................................................................................... 6-7
Installation Requirements .......................................................................................................... 8
Circulating Air Supply ............................................................................................................... 10
Return Air ............................................................................................................................ 11
• Air From Inside .................................................................................................................. 13
Venting Requirements .............................................................................................................. 14
Vent Pipe Material ............................................................................................................... 14
Vent Pipe Installation .......................................................................................................... 15
Pipe Routing & Support ....................................................................................................... 15
Horizontal Venting ............................................................................................................... 19
Vertical Venting ................................................................................................................... 20
Vent Freezing Protection ..................................................................................................... 20
Gas Supply and Piping ........................................................................................................ 22
Leak Check .......................................................................................................................... 22
Conversion ........................................................................................................................... 23
High Altitude Application ..................................................................................................... 23
Electrical Wiring ........................................................................................................................ 24
Line Voltage Wiring ............................................................................................................. 24
Low Voltage Wiring ............................................................................................................. 25
Start-up and Adjustments ......................................................................................................... 25
Start-Up Procedure .............................................................................................................. 26
Description of Components ..................................................................................................... 29
Maintenance ............................................................................................................................... 31
Air Filter(s) ........................................................................................................................... 31
Lubrication ........................................................................................................................... 31
Blower Compartment ........................................................................................................... 31
Sequence of Operation ....................................................................................................... 33
Furnace Fails to Operate .................................................................................................... 34
Twinning of Two Furnaces .................................................................................................. 34
Table of Contents