Instructions / Assembly

ManualsBrandsWilliams ManualsHeating, Ventilation, and Air Conditioning45,000 BTU/Hr Floor Furnace LP Gas with Wall-Mounted Thermostat

Owner’s Manual Save this manual for future reference.

Williams Furnace Co.  250 West Laurel Street  Colton, California 92324 U.S.A.

 Do not store or use gasoline or other

flammable vapors and liquids in the vicinity of

this or any other appliance.

 WHAT TO DO IF YOU SMELL GAS:

 Open all windows.

 Do not try to light any appliance.

 Do not touch any electrical switch; do not

use any phone or cell phone in your

building.

 Extinguish any open flame.

 Immediately call your gas supplier from a

neighbor’s phone. Follow the gas supplier’s

instructions.

 If you cannot reach the gas supplier, call

the fire department.

 Installation and service must be performed by

a qualified installer, service agency or the gas

supplier.

WARNING: Improper installation, adjustment, alteration,

service or maintenance can cause injury or property

damage. Refer to this manual. For assistance or for

additional information consult a qualified installer,

service agency or the gas supplier.

Gravity Vented Floor

Furnace

Model Numbers:

4505622A; 6005622A

FOR USE WITH NATURAL GAS ONLY

Model Numbers:

4505621A; 6005621A

FOR USE WITH PROPANE GAS ONLY

READ THIS OWNER’S MANUAL CAREFULLY BEFORE YOU

INSTALL YOUR NEW WILLIAMS FURNACE.

WARNING: Do not install any of these furnaces

(Natural or L.P. Gas) in mobile homes, trailers, or

recreational vehicles.

WARNING: If the information in these

instructions is not followed exactly, a fire or

explosion may result causing property

damage, personal injury or loss of life.

60056 MODEL SERIES SHOWN

WARNING: Installation and repair must be done by a qualified service person. The appliance should be inspected

before use and at least annually by a professional service person.

Summary of content (20 pages)

PAGE 1
Owner’s Manual Save this manual for future reference. Gravity Vented Floor Furnace Model Numbers: 4505622A; 6005622A FOR USE WITH NATURAL GAS ONLY Model Numbers: 4505621A; 6005621A FOR USE WITH PROPANE GAS ONLY READ THIS OWNER’S MANUAL CAREFULLY BEFORE YOU INSTALL YOUR NEW WILLIAMS FURNACE. WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
PAGE 2
Warranty & Installation Record – 2 Warranty The manufacturer, Williams Furnace Co., warrants this wall furnace or heater to the original purchaser under the following conditions: LIMITED ONE-YEAR WARRANTY 1. Any part thereof which proves to be defective in material or workmanship within one year from date of original purchase for use will be replaced at the Manufacturer’s option, FOB to its factory. 2.
PAGE 3
Contents Your Williams Warranty .................................................................2 Installation Record .........................................................................2 Table of Contents ..........................................................................3 Safety Rules ..................................................................................4 Building Codes and Safety Standards ...........................................5 Introduction..................................
PAGE 4
Safety Rules 9. WARNING: Read these rules and the instructions carefully. Failure to follow these rules and instructions could cause a malfunction of the furnace. This could result in death, serious bodily injury and/or property damage. INSTALLATION MUST CONFORM TO LOCAL CODES. IN THE ABSENCE OF LOCAL CODES, INSTALLATION MUST CONFORM TO THE NATIONAL FUEL GAS CODE, ANSI Z223.1.
PAGE 5
Building Codes and Safety Standards BUILDING CODES AND SAFETY STANDARDS THE DESIGN OF THIS FURNACE IS NOT CERTIFIED FOR USE IN MOBILE HOMES, TRAVEL TRAILERS OR CAMPERS. THIS FURNACE MUST BE PROPERLY VENTED TO THE OUTSIDE FOR SAFE OPERATION. DO NOT OPERATE THIS FURNACE WITHOUT AN ADEQUATE VENTING SYSTEM. THE DESIGN OF THIS APPLIANCE COMPLIES WITH ANSI Z21.86. THE SECTIONS OF THIS MANUAL PERTAINING TO VENTING AND GAS PIPING PROVIDE ONLY BASIC GUIDELINES.
PAGE 6
Introduction KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE All furnaces require a supply of oxygen for combustion. To assure this furnace receives the necessary oxygen, two free air openings of at least one square inch for each 1,000 Btu/hr. input rating of the furnace must be provided in the foundation of the house (see figure 1). Be sure these openings are located where the air can flow to the furnace and is not likely to be blocked.
PAGE 7
Installing Your Furnace Locating the Furnace Consider the following points before attempting to install the furnace: 1. To achieve the best results from this furnace, it must be located in an area that will provide good circulation of air to adjacent areas that need to be heated. 2. Warm air will rise from the furnace and travel to other areas only through open doorways, and that air must return to the furnace to be reheated. 3.
PAGE 8
Installing Your Furnace Venting and Chimney Requirements Proper venting of this furnace is required to prevent the release of hazardous gases into the dwelling. The furnace must always be vented into a vertical vent. This vent may be a listed type "B" gas vent or lined masonry chimney. The following statements are intended as a guide for venting the furnace. If other venting requirements are required by local codes, the local codes must be adhered to. 12.
PAGE 9
Installing Your Furnace Gas Supply and Piping Requirements Gas pipe must be installed by a qualified installer. The pipe system must comply with the latest edition of the American National Fuel Gas Code 2223.1. Figure 5 depicts the required pipe arrangement at the furnace. The drip leg is required to prevent condensate and scale particles from entering the furnace controls. The union is required to allow the control to be removed for servicing.
PAGE 10
Installing Your Furnace Installation 1. Lay an outline of the furnace in the selected location, and draw diagonally from each corner of the outline as shown in Figure 6. 17. Connect the furnace to the gas supply line as specified by the "Gas Supply and Piping Requirements" section of this manual (see Page 9, Figure 5). 2. Drive a nail through the flooring at the intersection of the diagonal lines. 18.
PAGE 11
Installing Your Furnace 19. Turn on the gas and check all gas fittings for leaks with a soapy water solution or a liquid leak detection solution. DO NOT USE A FLAME TO CHECK FOR LEAKS. FIGURE 7 WARNING: The use of a flame for leak detection can cause a dangerous explosion. 20. Refer to the "Lighting and Operation" section of this manual. Carefully read the safety information, and then light the pilot and the main burner according to the instructions.
PAGE 12
Installing Your Furnace FIGURE 9 Flame Adjustment FIGURE 10 Installation of Draft Hood FIGURE 11 Flame Pattern 12 FIGURE 12 Performance Check
PAGE 13
Care – 13 Operating Your Furnace Start-Up Procedure Start the furnace using the procedures in the section “Operating Your Furnace”. WARNING: Danger of bodily injury or death. L.P. Gas is heavier than air and it will settle in any low area, including open depressions and it will remain there unless the area is ventilated. Never attempt to start-up the unit before thoroughly ventilating the area. Check the furnace operation as outlined in the following instructions.
PAGE 14
Operating Your Furnace FOR YOUR SAFETY, READ BEFORE LIGHTING • Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions. WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these Instructions exactly. B. BEFORE LIGHTING smell around the appliance area for gas.
PAGE 15
Care – 15 Operating Your Furnace Operating the Furnace Always follow the instructions located beneath the furnace grille when lighting the pilot. To set the thermostat, turn the temperature selector to the highest setting until the heated area reaches the desired temperature, then move the selector slowly toward a lower setting until the furnace control cycles off the burner. At this setting, the furnace should cycle on and off as required to maintain the desired temperature.
PAGE 16
Caring for Your Furnace How to Care For Your Furnace Service, repair or maintenance of the furnace, vent or gas system should only be attempted by a qualified service technician. The burner and control of the furnace should be cleaned and checked at least once each year by a qualified service technician. If there is any indication that the furnace is operating improperly, turn it off and have it checked immediately.
PAGE 17
Accessories– 17 Replacement Parts WILLIAMS GAS FIRED FLOOR FURNACE REPLACEMENT PARTS FOR 450 & 600 MODEL SERIES (FLOOR FURNACE) FOR PARTS LISTING SEE PAGE 18. USE ONLY MANUFACTURERS AUTHORIZED PARTS.
PAGE 18
Replacements Parts REPLACEMENT PARTS FOR MODELS: 4505621A; 4505622A; 6005621A; 6005622A Ref. Number Description PART NO. FOR MODEL 4505621A 4505622A 6005621A 6005622A 1 GRILLE, FLOOR P322428 P322428 P322429 P322429 2 INNER, LINER ASSY 4B0041 4B0041 4B0042 4B0042 3 L.H. SECONDARY CHAMBER 4B0056-1 4B0056-1 4B0057-1 4B0057-1 4 COMBUSTION CHAMBER 4B0046 4B0046 4B0047 4B0047 5 R.H.
PAGE 19
Troubleshooting SYMPTOM 1. Flame too large. 2. Noisy flame. 3. Yellow tip flame. 4. Floating flame. POSSIBLE CAUSE A. Pressure regulator set too high. B. Defective regulator. C. Burner orifice too large. A. Too much primary air. B. Noisy pilot. C. Burr in orifice. A. Too little primary air B. C. D. A. B. A. 5. Delayed ignition. 6. Failure to ignite. 7. Burner won't turn off. 8. Rapid burner cycling. 9. Burner won't turn on. 10. Not enough heat. 11. . Too much heat. B. C. D. A. B.
PAGE 20
Hints and Information Service Hints If your furnace fails to work correctly, you may avoid the inconvenience and cost of a service call by checking the troubleshooting section on page 19 before you call for service. WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. DO NOT store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.