Williams 4505621A, Owner'S Manual

Page 1: ...ion 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 t...

Page 2: ...do not involve defective workmanship or materials DUTIES OF THE CONSUMER 1 The heating equipment must be installed by a qualified installer and operated in accordance with the installation and homeown...

Page 3: ...tallation 10 12 Operating Your Furnace 13 15 Start Up Procedure 13 Operating Instructions 14 15 How to Care for Your Furnace 16 Gas Conversion Kits 16 Repair Parts Parts Lists 17 18 Troubleshooting Ch...

Page 4: ...directly to the outdoors so that harmful gases will not collect inside the building Follow the venting instructions for your type of installation exactly Use only the type and size of vent pipe and fi...

Page 5: ...the standards set by the American National Standards Institute and the design has been certified by CSA as conforming to these standards Care has been taken to assure that your furnace will operate sa...

Page 6: ...openings supplying this furnace are kept clear at all times Continued safe and satisfactory performance of this furnace requires but is not limited to periodic examination of the vent system pilot fl...

Page 7: ...gh away from the furnace to prevent it from being heated directly by the furnace Select a location in the area most frequently used or best situated to control the temperature of the entire house Avoi...

Page 8: ...t is practical but if it is necessary to use one vent for two furnaces be sure the vent or chimney has an interior liner at least 6 inches in diameter 7 If two furnaces are connected to a chimney or v...

Page 9: ...atural gas and 10 0 inches for L P Gas If the furnace is equipped for L P Gas the gas tank must be provided with a regulator which will reduce the line pressure to the furnace to between 11 and 13 inc...

Page 10: ...nces 8 Remove the grille from the furnace 9 Lower the furnace into the floor opening until the flanges on the furnace cabinet rest on the floor 10 Fasten the furnace in place by driving nails through...

Page 11: ...ure 12 If the flame is not pulled into the draft hood the chimney is not providing sufficient draft This can allow hazardous gases to escape the vent system Find and correct the causes of this malfunc...

Page 12: ...Installing Your Furnace 12 FIGURE 9 Flame Adjustment FIGURE 10 Installation of Draft Hood FIGURE 11 Flame Pattern FIGURE 12 Performance Check...

Page 13: ...0 to 12 inches of water should be used for this measurement The manifold pressure must be measured with the burner and pilot operating Any major changes in flow must be made by changing the size of th...

Page 14: ...4 Wait five 5 minutes to clear out any gas then smell for gas including near the floor IF YOU SMELL GAS STOP Follow B In the safety information above If you don t smell gas go to the next step 5 Find...

Page 15: ...mit control if the furnace is in an area occupied by children or elderly persons who could fall on the furnace and be burned Burner Flame Characteristics Start the furnace and let it operate for at le...

Page 16: ...of the cabinet about one inch and then lift it out of the cabinet WARNING DANGER OF BODILY INJURY OR DEATH DO NOT OPERATE THE FURNACE WITH A BROKEN OR MISSING PILOT OBSERVATION DOOR If the control and...

Page 17: ...Replacement Parts Accessories 17 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: ...NITOR P285500 P285500 P285500 P285500 9 SWITCH LIMIT P323031 P323031 P323031 P323031 10 KEY CONTROL P322445 P322445 P322445 P322445 11 ROD CONTROL 4A0037 4A0037 4A0037 4A0037 12 ROD LIGHTER P322431 P3...

Page 19: ...ow pressure Adjust pressure regulator 6 Failure to ignite A Main gas off Open manual valve B Defect in gas valve Replace C Defective thermostat Replace 7 Burner won t turn off A Poor thermostat locati...

Page 20: ...ctly a fire or explosion may result causing property damage personal injury or loss of life Williams Furnace Company 250 West Laurel Street Colton CA 92324 909 825 0993 FAX 909 824 8009 www wfc fc com...