Desa Tech CGD3018N, CGD3924N, CGD3930N installation manual Burner patterns can cause sooting

SAFETY		WARNINGS Continued
	WARNING: Any change to this heater or its controls can be dangerous.
INFORMATION	1.	This appliance is only for use with the type of gas indicated on the rating plate. This
		appliance is not convertible for use with other gases.
Continued	2.	If you smell gas
		• shut off gas supply
		• do not try to light any appliance
		• do not touch any electrical switch; do not use any phone in your building
		• immediately call your gas supplier from a neighbor’s phone. Follow the gas
		supplier’s instructions
		• if you cannot reach your gas supplier, call the fire department
	3.	This heater shall not be installed in a bedroom or bathroom.
	4.	Never install the heater
		• in a recreational vehicle
		• where curtains, furniture, clothing, or other flammable objects are less than 36
		inches from the front, top, or sides of the heater
		• in high traffic areas
		• in windy or drafty areas
	5.	Before installing in a solid fuel burning fireplace, the chimney flue and firebox must be
		cleaned of soot, creosote, ashes and loose paint by a qualified chimney cleaner. Creosote
		will ignite if highly heated. Inspect chimney flue for damage. If damaged, operate heater
		with flue damper closed.
	6.	If fireplace has glass doors, never operate this heater with glass doors closed. If you
		operate heater with doors closed, heat buildup inside fireplace will cause glass to burst.
		Also if fireplace opening has vents at the bottom, you must open the vents before
		operating heater.
	7.	You must operate this heater with a fireplace screen in place. Make sure fireplace screen
		is closed before running heater.
	8.	This log heater is designed to be smokeless. If logs ever appear to smoke, turn off heater
		and call a qualified service person. Note: During initial operation, slight smoking could
		occur due to log curing and heater burning manufacturing residues.
	9.	Do not allow fans to blow directly into the fireplace. Avoid any drafts that alter burner
		flame patterns. Ceiling fans can create drafts that alter burner flame patterns. Altered
		burner patterns can cause sooting.
	10. Do not use a blower insert, heat exchanger insert or other accessory not approved for
		use with this heater.
	11.	This heater needs fresh, outside air ventilation to run properly. This heater has an oxygen
		depletion sensor (ODS) pilot light safety system. The ODS shuts down the heater if not
		enough fresh air is available. See Air for Combustion and Ventilation, pages 5 through
		7. If heater keeps shutting off, see Troubleshooting, pages 25 through 28.
	12.	Do not run heater
		• where flammable liquids or vapors are used or stored
		• under dusty conditions
	13.	Do not use this heater to cook food or burn paper or other objects.
	14.	Never place any objects on the heater.
	15.	Heater base assembly becomes very hot when running heater. Keep children and adults
		away from hot surface to avoid burns or clothing ignition. Heater will remain hot for
		a time after shut-down. Allow surface to cool before touching.
	16.	Carefully supervise young children when they are in the room with heater.
	17.	Do not use heater if any part has been exposed to or under water. Immediately call a
		qualified service technician to inspect the room heater and to replace any part of the
		control system and any gas control which has been under water.
	18.	Do not operate heater if any log is broken. Do not operate heater if a log is chipped (dime-
		sized or larger).
	19.	Turn heater off and let cool before servicing. Only a qualified service person should
		service and repair heater.
	20.	Operating heater above elevations of 4,500 feet could cause pilot outage.	3

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