Installing To Wall - Desa CGN18C Owner's Operation And Installation Manual

INSTALLING TO
WALL
101806
A qualified service person 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 *
• ground joint union
* 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 Accessory, page 27.
LOCATING HEATER
This heater is designed to be mounted on a wall.
Maintain the minimum clearances shown in Figure 4 (page 10). If you
can, provide greater clearances from floor, ceiling, and joining wall.
You can locate model CGN18C on floor, away from a wall. An optional floor
mounting stand is needed. Purchase the floor mounting stand from your dealer. See
Accessories, page 27.
Never install the heater
• 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
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.
Vent-free heaters add moisture to the air. Although this is beneficial, in-
IMPORTANT:
stalling heater in rooms without enough ventilation air may cause mildew to form from
too much moisture. See Air for Combustion and Ventilation, pages 5 through 8.
NOTICE
• test gauge connection * (see
Figure 12, page 14)
• sediment trap
• tee joint
• pipe wrench
WARNING
WARNING ICON G 001
WARNING
WARNING ICON G 001
CAUTION
WARNING ICON G 001
Continued
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