Williams 2001622 Installation & Operating Instruction Manual page 2

Please read our instructions before you install and use your heater. This will help you obtain the full value from this heater. If the answer to the problem
is found within this instruction manual, it could help you avoid needless service costs.
Always consult your local heating or plumbing inspector, building
department or gas company regarding regulations, codes or
ordinances which apply to the installation of a vented room heater.
No electrical power is required unless furnace is equipped with an
optional blower accessory.
The efficiency rating of this appliance is a product thermal efficiency
rating determined under continuous operating conditions and was
determined independent of any installation system.
Warmed air is discharged into the room in which the heater is located.
The heater contains a single multi-slot gas burner.
Combustion air is drawn in from the room where the heater is located
and is vented out of the heater vertically through vent piping to a roof
vent top. (Vent equipment is not supplied with heater).
The following booklets will help you in making the installation:
ANSI/NFPA 70, or current edition "National Electrical Code". In
Canada: CSA C22.1 Canadian Electrical Code.
Examine all packing material carefully. Look for loose parts before
discarding. Store all parts where they cannot be lost or damaged
before you need them.
NOTE: Check the burner rating plate, located in the burner
Hand drill or properly grounded electric drill
1/8 inch and 3/16 inch drill bit (metal)
6 foot folding ruler or tape measure
Screwdriver (Phillips Head)
Pliers (Wire Cutting)
Hammer
Pipe joint compound resistant to L.P. gases.
Electrical wiring supplied as needed for optional blower.
The following steps are needed for proper installation and safe
operation of your furnace. If you have any doubts as to any
requirements, check with local authorities for local and state codes
affecting the installation.
Obtain professional help where needed.
DO NOT install this heater in a travel trailer, recreational vehicle, or
mobile home.
Blower
To increase circulation of warmed air within the heated space, you may use Blower Accessory Kit 2102, on all models except 2001622; 2001621; and
2001622.3.
Floor Board
Available in black or white to match the heater.
Introduction
Basic Description
The combustion chamber is built of heavy-gauge steel. The heater
cabinet is also constructed of heavy-gauge steel and has a powder paint
finish.
The heater controls are located behind an access door on the side of
the heater. All models are equipped with CSA/AGA listed gas valves
and pilots.
The appliance is equipped with a vent safety shutoff system, designed
to protect against improper venting. Operation of this room heater when
not connected to a properly installed and maintained venting system or
tampering with the vent safety shutoff system can result in carbon
monoxide (CO) poisoning and possible death.
This heater is design certified in accordance with American National
Standard & CSA Standard Z21.86 and CSA 2.32 as a vented room
heater and must be installed according to these instructions.
Helpful Installation Information
American National Standard Z223.1 or current edition "National Fuel
Gas Code".
Obtained from: American National Standards Institute, Inc., 1430
Broadway, New York, N.Y. 10018. In Canada: CAN/CGA B149.
Unpacking Your Furnace
compartment, to make sure your heater is equipped to operate on the
type of gas available (either natural or L.P. gas). DO NOT convert unit
from natural gas to L.P. gas or from L.P. gas to natural gas without the
proper manufacturer's gas conversion kit.
Basic Tools Needed
Stud locator or small finishing nails
8 inch adjustable wrench
Keyhole saw or saber saw
2-10 inch or 12 inch pipe wrenches
Gloves and safety glasses
Basic Materials
Pipe and fittings to make connections to heater.
Installing Your Furnace
For satisfactory and trouble-free operation be sure to:
1. Properly locate the furnace within the space to be heated.
2. Provide for adequate combustion air, adequate air
circulation around cabinet inside the open room and a
proper vent system.
3. Maintain all minimum clearances which apply to your
heater.
Optional Accessories
Vent Collar
Available in black or white to match the heater.
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