SAFETY
The following is a list of safety precautions and their locations in this manual.
These safety rules and precautions must be followed when installing this furnace.
1. Use only with type of gas approved for this furnace. Refer to the furnace rating
plate.
2. Install this furnace only in a location and position as specified in The
Location/Placement Section on page 6 of these instructions.
3. Provide adequate combustion and ventilation air to the furnace space as
specified in Air for Combustion and Ventilation section on page 8 of these
instructions.
4. Combustion products must be discharged outdoors. Connect this furnace to an
approved vent system only, as specified in Venting on page 12 of these
instructions.
5. Never test for gas leaks with an open flame. Use a commercially available
soap solution made specifically for the detection of leaks to check all
connections, as specified in The Gas Connection section on page 16 of these
instructions.
6. Always install furnace to operate within the furnace's intended temperature-rise
range with a duct system which has an external static pressure within the
allowable range, as specified in Furnace Specifications on page 3 of these
instructions. See furnace rating plate.
7. When a furnace is installed so that supply ducts carry air circulated by the
furnace to areas outside the space containing the furnace, the return air shall
also be handled by duct(s) sealed to the furnace casing and terminating outside
the space containing the furnace. See page 11 for Ducting.
8. A gas-fired furnace for installation in a residential garage must be installed as
specified in The Location / Placement section on page 7 of these instructions.
9. The furnace is not to be used for temporary heating of buildings or structures
under construction. As noted on page 6 under Introduction.
20541501 Issue 0240 Page 2 of 26
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