a.) Replace ignitor. failed to detect or b.) Ignition cable defective. b.) Replace ignitor cable. sustain flame c.) Ignitor cable disconnected. c.) Connect ignitor cable. d.) Manual gas valve in “OFF” d.) Turn manual gas valve to “ON”. position. No gas to valve. e.) Defective wire to gas valve. e.) Replace defective wire. f.) Wire to gas valve disconnected. f.) Connect gas valve wire. g.) Obstruction to vent outlet. g.) Remove obstruction. h.) Obstruction to air inlet. h.) Remove obstruction. 3

8. Make sure no electrical wires or water pipes are in stud space selected. 9. RESIDENTIAL GARAGE INSTALLATION. Gas utilization equipment in residential garages shall be installed so that all burners and burner ignition devices are located not less than 18 inches {46 cm} above the floor. Unit should be located or protected so it is not subject to damage by a moving vehicle. Use care in selecting a good location within the garage. DO NOT locate the heater where heated air will be directed onto a

• Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. - INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER, SERVICE AGENCY OR THE GAS SUPPLIER. WARNING: If the information in these instructions are not followed exactly, a fire or explosion may result causing property damage, personal injury

Immediately call a qualified service • Do not touch any electric switch; do not technician to inspect the appliance and to use any phone in your building. replace any part of the control system and any • Immediately call your gas supplier from a gas control which has been under water. neighbor’s phone. Follow the gas supplier’s instructions. OPERATING INSTRUCTIONS 1. STOP! Read safety information on this label. 2. Set the thermostat to the lowest setting. 3. Turn off all electric power to the ap

TO TURN OFF GAS TO APPLIANCE 1. Turn temperature control knob clockwise to “LO”. 2. Open cabinet door. 3. Push in gas control knob slightly and turn clockwise to “OFF”. Do not force. 4. Close cabinet door. Pilot is located on side of burner NOTE: Knob cannot be turned from “PILOT” to “OFF” unless knob is pushed in slightly. Do not force. GAS CONTROL KNOB P/N 91288 09/05 Page 15 MODEL WFF81-C OPTIONAL FAN KIT INSTALLATION INSTRUCTIONS NOTE: This fan kit is to be installed after installation of wa

11/04 R NATURAL W251F, W351F, W501F L.P. W252F, W352F, W502F GAS W255F, W355F, W505F GAS W256F, W356F, W506F WARNING: Operation of this furnace when not connected to a properly installed and maintained venting system can result in Carbon Monoxide (C.O.) poisoning and possible death. For your safety, this furnace and the venting system should be inspected at least annually by a qualified service person. WARNING: If the information in this manual is not followed exactly, a fire or explosion may re

BOX 2767 -LOUISVILLE, KY. 40201-2767 The Louisville Tin & Stove Co. warrants to the original user the accompanying product for the period specified herein, provided said product is installed, operated, maintained, serviced, and used according to the instructions and specifications accompanying the product. AS OUTLINED IN OUR INSTRUCTIONS, ANY WARRANTY CONSIDERATIONS ARE CONTINGENT ON INSTALLATION BY A QUALIFIED INSTALLER (CONTRACTOR). SELF-INSTALLATION IS NOT RECOMMENDED AND MY INVALIDATE YOUR

Install only UL listed type BW 4” oval gas vent. When the vent enters the attic, a listed type B-1 round flue pipe may be used. See Figure 2, Page 7. Vent pipe must connect to the wall furnace header plate with a “B” vent base plate and terminate with a cap at a point at least 12 foot above the bottom of the wall furnace, two feet above any obstacle within a 10 foot radius, and at least 3 foot above the roof. Provisions must be made for adequate combustion and ventilation air. This appliance is

Each opening shall have a minimum free area of one square inch per 1,000 btu per hour of the total input rating of all gas appliances in the confined space, but not less than 100 square inches. One of the openings shall be within 12 inches of the ceiling and one within 12 inches of the floor. See Figure A. If the home is of unusually tight construction (new and remodeled homes), free air must be supplied through opening(s) to the outdoors. This can be accomplished by providing 2 permanent openin

3. Low gas pressure. 4. Pilot decreases in size when main burners come on. 5. Air shutter open too far. 6. Drafts around appliance. 7. Bad venting. 1. Check pilot orifice, increase pilot gas flow if necessary by adjusting inlet pressure. 2. Clean burner ports (Do not enlarge ports). 3. Check gas supply pressure. 4. Supply piping is inadequately sized. Consult local gas utility or competent installer. 5. Close air shutter to proper setting as outlined in these instructions (slight yellow tipping