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INSTALLATION INSTRUCTIONS
AND
OWNER'S MANUAL
GRAVITY VENTED
SINGLE WALL FURNACE
MODEL
GWT-25-2(SG, RB)
GWT-35-2(SG, RB)
EFFECTIVE DATE
APRIL 2006
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 flam-
mable vapors and liquids in the vicinity
of this or any other appliance.
Installer: Please leave these instructions with
— WHAT TO DO IF Y
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TABLE OF CONTENTS SECTION PAGE Important Safety Information .................................................................................................3 Safety Information for Users of LP Gas .................................................................................4 Introduction ............................................................................................................................5 Specifications ..................................................................
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IMPORTANT SAFETY INFORMATION THIS IS A HEATING APPLIANCE DO NOT OPERATE THIS APPLIANCE WITHOUT OUTER CASING INSTALLED. • Due to high temperatures the appliance should be located • DO NOT put anything around the furnace that will out of traffic and away from furniture and draperies. obstruct the flow of combustion and ventilation air. • Children and adults should be alerted to the hazards of • DO keep the appliance area clear and free from high surface temperatures and should stay away to avoid c
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SAFETY INFORMATION FOR USERS OF LP-GAS by point with the members of your household. Someday Propane (LP-Gas) is a flammable gas which can cause fires and explosions. In its natural state, propane is odorless and when there may not be a minute to lose, everyone's safety will depend on knowing exactly what to do. If, after read- colorless. You may not know all the following safety precau- tions which can protect both you and your family from an ing the following information, you feel you still ne
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INTRODUCTION Introduction Installation in Residential Garages Vented wall furnace is shipped ready to install in a 2" x 4" stud Gas utilization equipment in residential garages shall be installed wall, with studs 16" (406mm) center to center. Always consult so that all burners and burner ignition devices are located not less your local Building Department regarding regulations, codes than 18" (457mm) above the floor. or ordinances which apply to the installation of a vented wall Such equipm
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RECOMMENDED VENT CONFIGURATION Note: No vent equipment supplied with furnace. 4" Oval (all parts purchase locally) 1. Type B-1 oval pipe 2. Single story type B-1 gas vents require a baseplate and one pair of ceiling plate spacers. 3. Multi-story type B-1 gas vents require a baseplate, one pair of ceiling plate spacers at the first floor ceiling and one pair of fire stop spacers at each successive ceiling level. Type B-W gas vent pipe is available for single story or multi-story installation
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GAS SUPPLY Check all local codes for requirements, especially for the size and type of gas supply line required. Recommended Gas Pipe Diameter Pipe Length Schedule 40 Pipe Tubing, Type L (feet) Inside Diameter Outside Diameter Nat. L.P. Nat. L.P. 0-10 1/2" 3/8" 1/2" 3/8" 12.7mm 9.5mm 12.7mm 9.5mm 10-40 1/2" 1/2" 5/8" 1/2" 12.7mm 12.7mm 15.9mm 12.7mm 40-100 1/2" 1/2" 3/4" 1/2" 12.7mm 12.7mm 19mm 12.7mm 100-150 3/4" 1/2" 7/8" 3/4" 19mm 12.7mm 22.2mm 19mm Note: Never use
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CLEARANCES 1. In selecting a location for installation, it is necessary to NOTE: Minimum distance of 1 1/2" (38mm) must also be provide adequate accessibility clearances for servicing and maintained from top surface of carpeting, tile, etc. proper installation. 2. Clearances to combustible surfaces are 4" (102mm) from sides, 12" (305mm) to top, 1 1/2" (38mm) from floor. VENTILATION AND COMBUSTION AIR Wall furnaces shall be installed in a location in which the facilities Where appliances are
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62 1/4 ” (1581 mm) 14 ½” 66 1/8 ” (1679mm) (368 mm) W ALL OPENING Figure 2 Figure 3 FINISHING INSTRUCTIONS Plastering (Figure 4) Installing Furnace (Figure 5) Clear the recess of all debris, and remove any wood plaster-grounds. In new construction use only plain (not perforated) gypsum lath Stand the furnace on floor in front of wall opening. around furnace and vent pipe so that plaster "Keys" will not project into wall space. Insert furnace flue into rectangular opening in header plate and r
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FINISHING INSTRUCTIONS (continued) IMPORTANT — Avoid securing too tightly and disturbing the inner casing. Do not try to force furnace into a wall opening which is smaller than specified dimension. OUTER CASING (Figure 6) 1. Align 1 3/4" slot on casing bracket with bottom screw hole on inner casing. Attach casing bracket to inner casing with one (1) 10 x 1/2" screws for each casing bracket. Do not completely tighten screws at this time. 2. Place outer casing onto header. Attention: Use ce
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THERMOSTAT LOCATION (SG MODELS) CAUTION — Do not run wire behind flanges of Header Plate Connect thermostat wires to gas valve as shown in Figure 7. or in any location where it might be damaged. Millivolt wall thermostats are specially designed for use on self- generating systems. They should never be used on line or low voltage A.C. circuits. Interior Wall — The thermostat should be installed on an inside wall away from the furnace but in the same room. Note: Use 16 gauge wire to prevent
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LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING 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 • If you cannot reach your gas supplier, call the fire hand. When lighting the pilot, follow these instructions department. exactly. C. Use only your hand to push in or turn the gas control B. BEFORE LIGHTING smell all around the ap
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VENT SAFETY SHUTOFF SYSTEM This appliance must be properly connected to a venting system. This appliance is equipped with a vent safety shutoff system. Warning: Operation of this wall furnace when not connected to a properly installed and maintained venting system or tampering with the vent safety shutoff system can result in carbon monoxide (CO) poisoning and possible death. This furnace is equipped with a manual reset vent safety switch. The manual reset vent safety switch will cause
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TROUBLESHOOTING GENERAL All furnaces have been fire-tested to check for Knob proper operation. This includes main burner flame, pilot flame, 1. Follow instructions and hold gas control knob down longer and gas control operation. If the furnace fails to function on initial and harder. installation, it is advisable to re-check the following: 2. Determine if pilot flame extends past thermopile; if not, 1. Inlet gas pressure. adjust pilot flame or clean pilot burner. 2. Type of gas being used and
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PARTS LIST ATTENTION: When ordering parts, it is very important that part number and description of part coincide. Index Part Index Part No. Number Description No. Number Description 14 GWT-015 AIR SHUTTER REAR- GWT-25-2 1 WFA-115 HEADER GASKET LPG 2 GWT-175 HEADER ASSEMBLY (INCLUDES 14 GWT-012 AIR SHUTTER REAR - GWT-35-2 NO. 1, GASKET) (USA) LPG 2 15740 HEADER ASSEMBLY (INCLUDES NO. 1, GASKET) (CANADA) 15 GWT-054 AIR SHUTTER BOTTOM - GWT-25-2 LP 3 GWT-182 INNER CASING ASSEMBLY
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PARTS VIEW 1 4 2 3 6 5 7 23 8 22 24 25 17 9 18 26 19 10 21 12 20 27 13 11 14 16 15 Page 16 12425-7-0406
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REMOTE BULB CONTROL INSTALLATION INSTRUCTIONS MODELS GWT-25 RB, GWT-35 RB, GWT-50 RB Index Part No. Number Description 1 GW-130 Remote Bulb Control Kit 2 R-1224 Remote Bulb Control 3 R-2499 Wire Assembly 4 R-1162 Control Knob 5 R-1720 Plastic Clip (3 Required) 6 R-1223 Instructions 7 R-1578 No. 6-32 x 1/4" (6mm) Screw (2 Required) Caution: Remote bulb wire routing is important. Wires should be in proper location to avoid damage from being overheated. Incorrect routing of remote bul
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OPTIONAL BLOWER INSTALLATION INSTRUCTIONS GWTB-2 FOR MODELS GWT-25 (SG, RB), GWT-35 (SG, RB), GWT-50 (SG, RB) Installing Blower Using Three-Prong Plug Caution: When installing blower housing onto wall be careful motor 1. Install furnace according to Installation Instructions and Owner's coil is not damaged. Manual. Installing Blower With Hard Wiring 2. Refer to Drawing for measurements to locate (2) mounting holes 1. When facing the wall opening, install 120V electrical outlet junction
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GWTB-2 WIRING DIAGRAM 13 ” (330 mm) 4 7/16 ” (1 12.6 mm) Figure 3 Fan Control The automatic fan control is located on the bottom of the blower assembly. The fan control is a nonadjustable, automatic type. The fan control will require between 3 and 7 minutes of main burner operation before the fan control "closes" and activates the blower. The blower will continue to run between 3 and 7 minutes after the main burner shuts off, before the fan control "opens" and deactivates the blower. Wir
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SERVICE NOTES PH: 1-618-233-7420 PH: 1-800-851-3153 FAX: 1-618-233-7097 Empire Comfort Systems, Inc. FAX: 1-800-443-8648 Nine Eighteen Freeburg Ave. E-MAIL: info@empirecomfort.com Belleville, Illinois 62220-2623 WEB SITE: www.empirecomfort.com Page 20 12425-7-0406
