Desa Tech RFN28TD installation manual Locating Heater, Check GAS Type, Installation Items

15,000 TO 28,000 BTU/HR VENT-FREE NATURAL GAS HEATER

INSTALLATION LOCATING HEATER

IMPORTANT: Vent-free heaters add mois- ture to the air. Although this is beneficial,

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.

NOTICE: A qualified service per- son must install heater. Follow all local codes.

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.

WARNING: Maintain the mini- mum clearances shown in Figure

10.If you can, provide greater clearances from floor, ceiling, and joining wall.

You can locate heater on floor. The optional hearth base is needed. You can also install the optional decorative mantel on the heater (some mantels require hearth base).

IMPORTANT: Only use optional mantel and hearth base specified in this manual. Purchase the optional mantel and hearth base from your dealer. See Accessories, page 21.

The heater may also be mounted on a wall. You cannot use optional mantel if mounting heater on a wall.

WARNING: Never install the heater

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

installing heater in rooms without enough ventilation air may cause mildew to form from too much moisture. See Air for Com- bustion and Ventilation, pages 5 through 7.

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 21. If plan- ning to use fan, locate heater near an electri- cal outlet.

CEILING

INSTALLATION ITEMS

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

objects are less than 36 inches

from the front, top, or sides of

the heater

• as a fireplace insert

6" Minimum From Sides Of Heater

36" Minimum

•piping (check local codes)

•sealant (resistant to propane/LP gas)

•manual shutoff valve *

•ground joint union

•test gauge connection *

•sediment trap

•tee joint

•pipe wrench

*An A.G.A. design-certified manual shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Pur- chase the optional A.G.A. design-certified manual shutoff valve from your dealer. See Accessories, page 21.

• in high traffic areas

• 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.

Left	Right
Side	Side

Minimum To

5" Top Surface

Of Carpeting,

FLOOR

Tile or Other

Combustible

Material

Figure 10 - Mounting Clearances As Viewed From Front of Heater

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