Filter
Top Products
owner's
manual
SERVICE
MODEL NOS.
1403612 NAT
1403622 NAT
2203612 NAT
2203622 NAT
3003612 NAT
3003622 NAT
1403611 LPG
1403621LPG
2203611LPG
2203621LPG
3003611LPG
3003621LPG
NOTE: CANADIAN MODEL NUMBERS THIRD
DIGIT FROM LEFT TO BE:
1 FOR BASIC ALTITUDE
2 FOR HIGH ALTITUDE
EXAMPLE:
MODEL 1403612 BECOMES 1413612
(0-2000 FT BASIC ALTITUDE)
OR BECOMES 1423612
(2000-4000 FT. HIGH ALTITUDE)
Service Hints
Ifyour furnace fails to work right, you may avoid inconvenience and the cost
of a service call by checking the following points before you call for service.
FOR YOUR SAFETY FOR YOUR SAFETY
Do not store or use gasoline If you smell gas:
or other flammable vapors and 1. Open windows.
liquids inthe vicinity ofthis or any 2. Don't touch electrical.
other appliance 3. Extinguish any open flame.
4. Immediatelycallyourgassupplier.
POSSIBLE CAUSE WHAT TO DO
If your furnace is not heating or not giving enough heat --
Thermostat is not set correctly.
Pilot is out.
Pilot is on but burner won't come
on.
Burner is not operating properly.
Air flow restricted
Pilot goes out time after time --
Furnace flue blocked.
Pilot and burner access door not
closed properly.
If burner is noisy --
Gas input amount is incorrect.
Too much primary air.
If blower does not run --
Fuse is blown.
Blower not connected to electric
power.
If blower motor is noisy --
Housing rattling.
Blower dirty.
Blower wheel bent.
Reset thermostat to desired setting.
Check pilot. Relight if necessary follow-
ing instructions for "Operating Your
Furnace".
If gas valve is set at other than "On"
furnace will not operate. Shut furnace
down and following instructions for
relighting in "Operating Your Furnace"
section.
Check flame. If it is yellow, the burner
isnot getting enough air.Or if flame is
blue and noisy and seems to lift off the
burner, the burner is getting too much
air. See "Checks and Adjustments",
page 14.
Check that doors, drapes or furniture
are not blocking louvers.
Locate vent outletblockage and clean.
Check the door. See section on
"Operating Your Furnace" beginning
on page 15.
Contact Williams Service Department.
Contact Williams Service Department.
Replace fuse.
Connect to electric power.
Tighten screws.
Clean blower wheel.
Straighten or replace.
See troubleshooting section for more detailed information.
How to Order Repair Parts
When ordering repair parts, always give the following All parts listed herein may be ordered from your equip-
information: ment supplier.
1. MODELNUMBER The Model Number ofyour Williams wall furnace will be
2. MFG.DATECODE found on the rating plate near gas valve, inside control
3. PART NUMBER
4. PART DESCRIPTION compartment.
© 1997
WILLIAMS FURNACE COMPANY
225 Acacia Street
Colton, CA 92324 USA
(909) 825-0993
The Williams Furnace Company Rev. 5/97
Printed in U.S.A.
MANUFACTURED
IN THE U.S.A.
Established 1916
FAX: (909) 824-8009
P322256