Williams 2203612, 3003612 SERVICE MODEL NOS. 1403612 NAT 1403622 NAT, Service Hints, Established

owner's manual

SERVICE

MODEL NOS. 1403612 NAT 1403622 NAT

Service Hints

If your 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 in the vicinity of this 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.	Reset thermostat to desired setting.
Pilot	is out.		Check pilot. Relight if necessary follow-
			ing instructions for "Operating Your
			Furnace".
Pilot	is on	but burner won't come	If gas valve is set at other than "On"
on.			furnace will not operate. Shut furnace

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:

1FOR BASIC ALTITUDE

2FOR HIGH ALTITUDE EXAMPLE:

MODEL 1403612 BECOMES 1413612

(0-2000 FT BASIC ALTITUDE)

OR BECOMES 1423612

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.

down and following instructions for relighting in "Operating Your Furnace" section.

Check flame. If it is yellow, the burner

is not 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 outlet blockage 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.

(2000-4000 FT. HIGH ALTITUDE)

See troubleshooting section for more detailed information.

How to Order Repair Parts

When ordering repair parts, always give the following information:

1.MODELNUMBER

2.MFG.DATECODE

3.PART NUMBER

4.PART DESCRIPTION

All parts listed herein may be ordered from your equip- ment supplier.

The Model Number of your Williams wall furnace will be found on the rating plate near gas valve, inside control

compartment.

WILLIAMS	FURNACE	COMPANY	MANUFACTURED
225	Acacia Street		IN THE	U.S.A.
Colton,	CA 92324	USA	Established 1916
(909) 825-0993			FAX: (909)	824-8009
© 1997 The Williams Furnace Company Rev. 5/97	Printed in U.S.A.			P322256