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.

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 joining 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 19.

WARNING: Never install the heater

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.

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

CEILING

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, do not install heater. Call dealer where you bought heater for proper type heater.

INSTALLATION ITEMS

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

• piping (check local codes)

sealant (resistant to propane/LP gas)

manual shutoff valve *

in a bedroom or bathroom

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

as a fireplace insert

in high traffic areas

in windy or drafty areas

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-

8" Minimum

From Sides Of

Heater

Left

Side

FLOOR

36" Minimum

Right

Side

2" Minimum to Top Surface of Carpeting, Tile or Other Combustible Material

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 19.

hicle will not hit it

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.

Figure 4 - Mounting Clearances As Viewed From Front of Heater

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Desa FAS-3B, FAS-5B installation manual Locating Heater, Check GAS Type, Installation Items