Desa CGN20TLB, CGN20TB, CGN30TLB, CGN30TB Locating Heater, Check Gas Type, Installation Items

OWNER’S MANUAL

INSTALLATION

NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your pri- mary heating system. Do not in- stall this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circu- late the heat throughout the house. In the event of a power outage, you can use this heater as your primary heat source.

WARNING: A qualified ser- vice person must install heater. Follow all local codes.

LOCATING HEATER

This heater is designed to be mounted on a wall.

WARNING: Maintain the mini- mum clearances shown in Figure

4.If you can, provide greater clear- ances from floor, ceiling, and join- ing wall.

You can locate heater on floor, away from a wall. An optional floor mounting stand is needed. Purchase the floor mounting stand from your dealer. See Accessories, page 18.

WARNING: Never install the heater

• in a bedroom or a bathroom
•	in a recreational vehicle
•	where curtains, furniture,

CAUTION: If you install the heater in a home garage

•heater pilot and burner must be at least 18 inches above floor

•locate heater where moving ve- hicle will not hit it

For convenience and efficiency, install heater

•where there is easy access for operation, inspection, and service

•in coldest part of room

An optional fan kit is available from your dealer. See Accessories, page 18. If plan- ning to use fan, locate heater near an electri- cal outlet.

CEILING

CHECK GAS TYPE

Use only natural gas. If your gas supply is not natural gas, do not install heater. Call dealer where you bought heater for proper type heater.

clothing, or other flammable

objects are less than 36 inches

from the front, top, or sides of

the heater

• as a fireplace insert

• in high traffic areas

6" Minimum From Sides Of Heater

36" Minimum

INSTALLATION ITEMS

Before installing heater, make sure you have the items listed below.

•piping (check local codes)

•sealant (resistant to propane/LP gas)

•equipment shutoff valve *

•ground joint union

•test gauge connection *

•sediment trap

•tee joint

•pipe wrench

•test gauge connection*

*A CSA/AGA design-certified equipment shutoff valve with 1/8" NPT tap is an ac- ceptable alternative to test gauge connec- tion. Purchase the optional CSA/AGA de- sign-certified equipment shutoff valve from your dealer. See Accessories, page 18.

• in windy or drafty areas

CAUTION: This heater cre- ates warm air currents. These currents move heat to wall sur- faces next to heater. Installing heater next to vinyl or cloth wall coverings or operating heater where impurities (such as to- bacco smoke, aromatic candles, cleaning fluids, oil or kerosene lamps, etc.) in the air exist, may discolor walls.

IMPORTANT: Vent-free heaters add mois- ture to the air. Although this is beneficial, installing heater in rooms without enough ventilation air may cause mildew to form from too much moisture. See Fresh Air for Com- bustion and Ventilation, pages 4 through 6.

Left	Right
Side	Side

	3"	Minimum
		to Top
FLOOR		Surface
	of Carpeting or

Other Combustible

Material

Figure 4 - Mounting Clearances As Viewed From Front of Heater

Continued

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