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£ PRODUCT LITERATURE ¤ 1992 Lennox Industries Inc. Dallas, Texas 502,754M 9/98 Supersedes 4/95 Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. Installation and service must be per- formed by a qualified installer, ser- vice agency or the gas supplier.
Your furnace is a gas appliance. It is critical that the gas supplied to the unit be completely burned to avoid the pro- duction of carbon monoxide gas. Complete combustion...
NOTE-When unit is initially started, steps 1 through 11 may need to be repeated to purge air from pilot line. 12- If the furnace still will not operate, follow the instruc- tions “To Turn Off Gas To Unit” and call your service technician or gas supplier.
The blocked vent shut-off switch shuts off the gas supply to the furnace in the event of flue or vent blockage. The flame roll-out switch shuts off the gas supply to the furnace if there is a 3DJH PILOT FLAME...
If the furnace fails to op- erate due to the functioning of either of these switches, DO NOT attempt to place the furnace into operation. Con- tact a qualified service person. SERVICE REMINDER Call your Lennox service technician if unit is inoperative.