Desa B Water Heater User Manual


 
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INSTALLATION
CHECK GAS TYPE
Use only propane/LP gas. If your gas supply is not propane/LP, 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.
NOTICE
A qualified service person must install heater. Follow all local codes.
external regulator (supplied by
installer, see page 20)
piping (check local codes)
sealant (resistant to propane/LP gas)
manual shutoff valve *
ground joint union
test gauge connection *
(see Figure 25, page 21)
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. Purchase the optional A.G.A. design-certified
manual shutoff valve from your dealer. See Accessories, page 34.
You can locate heater on floor. The optional hearth base is needed. You can also
install the optional decorative mantel on the heater when using the optional 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, pages 34 and 35.
The heater may also be mounted on a wall. You cannot use optional mantel if
mounting heater on a wall.
WARNING ICON G001
CAUTION
This heater creates warm air currents. These currents move heat
to wall surfaces next to heater. Installing heater next to vinyl or
cloth wall coverings or operating heater where impurities in the air
(such as tobacco smoke) exist, may discolor walls.
WARNING ICON G 001
WARNING
Never install the heater
• in a bedroom or a 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
IMPORTANT:
Vent-free heaters add moisture to the air. Although this is beneficial, install-
ing heater in rooms without enough ventilation air may cause mildew to form from too
much moisture. See Fresh Air for Combustion and Ventilation, pages 8 through 11.
LOCATING HEATER
WARNING ICON G 001
WARNING
Maintain the minimum clearances shown in Figure 10 (page 13). If you
can, provide greater clearances from floor, ceiling, and joining wall.