Page 2 - CONTENTS; SECTION; WARNINGS; DANGER; Carbon monoxide poisoning may lead to death!; Early signs of carbon monoxide poisoning; Natural Gas; : Natural gas is odorless. An odor-making agent is added to natural
2 099400 CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes .......................................................................
Page 3 - Continued
3 099400 SAFETY INFORMATION Continued WARNING ICON G 001 WARNINGS Continued WARNING: Any change to this heater or its controls can be dangerous. 1. Use only natural gas. Do not convert heater to use different fuel type.2. If you smell gas • shut off gas supply• do not try to light any appliance• do ...
Page 4 - dealer where you bought heater.; Safety Device
4 099400 PRODUCT IDENTIFICATION LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of localcodes, use the latest edition of The National Fuel Gas Code ANSI Z223.1 alsoknown as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New Y...
Page 5 - WARNING; PRODUCING ADEQUATE VENTILATION; Unusually Tight Construction; and; Unconfined Space
5 099400 FRESH AIR FOR COMBUSTION AND VENTILATION WARNING ICON G 001 WARNING This heater must have fresh air for proper operation. If not, poorfuel combustion could result. Read the following instructions toinsure proper fresh air for this and other fuel-burning appliancesin your home. Today’s homes...
Page 6 - You must provide additional ventilation air in a confined space.; DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION; Determining if You Have a Confined or Unconfined Space
6 099400 FRESH AIR FOR COMBUSTION AND VENTILATION Continued WARNING ICON G 001 WARNING You must provide additional ventilation air in a confined space. DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a ...
Page 7 - Ventilation Air From Inside Building; Figure 2 - Ventilation Air from Inside Building
7 099400 FRESH AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space. When ventilating to anadjoining unconfined space, you must provide two permanent openings: one within 12" of theceiling a...
Page 8 - Ventilation Air From Outdoors; Figure 3 - Ventilation Air from Outdoors
8 099400 FRESH AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR (Continued) Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two perma-nent openings: one within 12" of the ceiling and one within 12" of the floor. Connect...
Page 9 - NOTICE; INSTALLING; CHECK GAS TYPE; Before installing heater, make sure you have the items below:; LOCATING HEATER; This heater is designed to be mounted on a wall.; If you install the heater in a home garage; Never install the heater; CAUTION
9 099400 NOTICE A qualified service person must install heater. Follow all local codes. INSTALLING TO WALL CHECK GAS TYPE Use only natural gas. If your gas supply is not natural, do not install heater. Calldealer where you bought heater for proper type heater. INSTALLATION ITEMS Before installing he...
Page 10 - JOINING WALL; INSTALLING HEATER TO WALL; Marking Screw Locations; Determine where you will locate heater.; For convenience and efficiency, install heater
10 099400 Figure 5 - Mounting Screw Locations Mounting Screw Locations 8 7/8" Minimum To Maintain 6" Clearance From Wall 7 3/4" 20 1/4" Minimum To Maintain 3" Clearance From Floor FLOOR JOINING WALL INSTALLING HEATER TO WALL Marking Screw Locations 1. Determine where you will loc...
Page 11 - Installing Two Mounting Screws; package is provided with heater.; Attaching to wall stud method; Figure 8 - Tightening Anchors
11 099400 Installing Two Mounting Screws Note: Wall anchors and mounting screws are in hardware package. The hardware package is provided with heater. Attaching to wall stud method For attaching mounting screw to wall stud1. Drill hole at marked location using 9/64" drill bit.2. Insert mounting ...
Page 12 - Placing Heater On Mounting Screws; are in small portion of slots.; Figure 11 - Installing Bottom Mounting Screw; Removing Front Panel Of Heater; Installing Bottom Mounting Screw; Figure 10 - Removing Front Panel Of Heater
12 099400 Placing Heater On Mounting Screws 1. Locate two keyhole slots on back panel of heater (see Figure 9).2. Place large openings of slots over screwheads. Slide heater down until screws are in small portion of slots. Figure 11 - Installing Bottom Mounting Screw Figure 9 - Location Of Keyhole S...
Page 14 - Figure 12 - Gas Connection; PRESSURE TESTING GAS SUPPLY PIPING SYSTEM; Test Pressures In Excess Of 1/2 PSIG; opening main gas valve located on or near gas meter.
14 099400 IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/or fittings. * An A.G.A. design certified manual shutoff valve with 1/8" NPT tap is an acceptablealternative to test gauge connection. Purchase the optional A.G.A. design certifiedmanual shutoff valve f...
Page 15 - water to gas joints. Bubbles forming show a leak.; Test Pressures Equal To or Less Than 1/2 PSIG; gas valve located on or near gas meter.; PRESSURE TESTING HEATER GAS CONNECTIONS; internal joints for leaks.; Figure 13 - Manual Shutoff Valve; Figure 14 - Checking Gas Joints; CONNECTING
15 099400 4. Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak. 5. Correct all leaks at once. Test Pressures Equal To or Less Than 1/2 PSIG 1. Close manual shutoff valve (see Figure 13).2. Pressurize supply piping system b...
Page 16 - FOR YOUR SAFETY READ BEFORE LIGHTING; LIGHTING INSTRUCTIONS; Figure 15 - Control Knob In The OFF Position
16 099400 OPERATING HEATER FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas...
Page 17 - OPERATING
17 099400 Thermocouple Pilot Burner Ignitor Electrode Figure 16 - Pilot 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 informationat the top of page 16. If you don’t smell gas, go to the next step....
Page 18 - TO TURN OFF GAS TO APPLIANCE; Shutting Off Heater; Shutting Off Burner Only (pilot stays lit); MANUAL LIGHTING PROCEDURE; INSPECTING; Check pilot flame pattern and burner flame pattern often.; PILOT FLAME PATTERN; If pilot flame pattern is incorrect, as shown in Figure 18; Figure 17 - Correct Pilot Flame Pattern
18 099400 TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. Turn control knob clockwise Clockwise to the PILOT position. 2. Press in control knob and turn clockwise Clockwise to the OFF position. Shutting Off Burner Only (pilot stays lit) 1. Turn control knob clockwise Clockwise to the PILOT posit...
Page 19 - BURNER FLAME PATTERN; CORRECT FLAME PATTERN
19 099400 Figure 19 - Correct Burner Flame Pattern YellowTipping Figure 20 - Incorrect Burner Flame Pattern BURNER FLAME PATTERN Figure 19 shows a correct burner flame pattern. Figure 20 shows an incorrectburner flame pattern. The incorrect burner flame pattern shows yellow tipping ofthe flame. It a...
Page 20 - ODS/PILOT AND BURNER ORIFICE; Air Passageways; Turn off heater and let cool before cleaning.; SHOOTING; Note: All troubleshooting; REMEDY
20 099400 CLEANING AND MAINTENANCE ODS/PILOT AND BURNER ORIFICE • Use a vacuum cleaner, pressurized air, or small, soft bristled brush to clean. CABINET Air Passageways • Use a vacuum cleaner or pressurized air to clean. Exterior • Use a soft cloth dampened with a mild soap and water mixture. Wipe t...
Page 23 - If you smell gas
23 099400 TROUBLE- SHOOTING Continued If you smell gas • Shut off gas supply.• Do not try to light any appliance.• 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’sinstructions. • If you ...
Page 24 - SPECIFICATIONS; When gas pressure is too low; SERVICE
24 099400 TECHNICAL SERVICE You may have further questions about installation, operation, or troubleshooting.If so, contact DESA International’s Technical Service Department at 1-800-323-5190. SPECIFICATIONS BTU (Variable) 5,000/10,000 Type Gas Natural Only Ignition Piezo Pressure Regulator Setting ...
Page 25 - for parts replaced under warranty.; Parts Under Warranty; When contacting your dealer or DESA International, have ready:; Parts Not Under Warranty; When calling DESA International, have ready:; REPLACEMENT
25 099400 Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. Parts Under Warranty Contact authorized dealer from whom you purchased this product. If they cannotsupply original replacement part(s), call DESA International’s Technical...
Page 26 - HEATER EXPLODED VIEW
26 099400 HEATER EXPLODED VIEW 10 12 11 1 2 3 4 5 6 7 9 8 10 13 14 15 16 17 18 21 23 24 27 22 26 25 19 20 28 29
Page 27 - PARTS LIST
27 099400 PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, followthe instructions listed under Replacement Parts on page 25 of this manual. 12-2 12-1 ODS/PILOT KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 099467-01 Front Panel As...
Page 28 - KEEP THIS WARRANTY; WARRANTY INFORMATION
LIMITED WARRANTY VANGUARD VENT-FREE NATURAL GAS HEATERS DESA International warrants this product and any parts thereof, to be free from defects in material and work-manship for two years from the date of first purchase, provided that the product has been properly installed,operated, and maintained i...