Instruction/ maintenance manual of the product S39NT Desa Tech
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OWNER’S OPERA TION AND INST ALLA TION MANUAL VENT -FREE NA TURAL GAS FREEST ANDING PEDEST AL STOVE SYSTEM S39NT 20,000 to 39,000 Btu/Hr Thermostaticall y- Contr olled O F F P I L O T O N H I L O Save this manual for future reference.
2 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com DANGER: Carbon monoxide poisoning may lead to death! SAFETY INFORMA TION WARNING ICON G 001 WARNINGS IMPORTANT: Read this owner ’ s manual carefully and completely before trying to assemble, oper- ate, or service this heater.
3 107434 OWNER’S MANUAL For more information, visit www.desatech.com O F F P I L O T O N H I L O PRODUCT IDENTIFICA TION LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code, ANSI Z223.
4 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com Today’s homes are built more energy effi- cient than ever. New materials, increased insulation, and new construction methods help reduce heat loss in homes.
5 107434 OWNER’S MANUAL For more information, visit www.desatech.com 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 confined or unconfined space.
6 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - Ventilation Air from Outdoors Figure 2 - Ventilation Air from Inside Building VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space.
7 107434 OWNER’S MANUAL For more information, visit www.desatech.com WARNING: Never install the heater • in a bedroom or bathroom • in a recreational vehicle • where curtains, furniture, cloth.
8 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com Tee Joint Pipe Nipple Cap 3" Minimum Sediment Trap Gas Regulator of Heater From Gas Meter (5" W.
9 107434 OWNER’S MANUAL For more information, visit www.desatech.com INST ALLA TION Continued WARNING: Never use an open flame to check for a leak. Apply a noncorrosive leak detection fluid to all joints. Bubbles forming show a leak. Correct all leaks at once.
10 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com Black Powercord Wire Figure 13 - Removing Wires from Blower Screw Green Ground Wire White Powercord Wire .
11 107434 OWNER’S MANUAL For more information, visit www.desatech.com INSTALLING OPTIONAL BLOWER ACCESSORY GA3650TA Tools required: Phillips screwdriver NOTICE: Shut off gas heater during the following blower installation. 1. Remove 2 screws from rear tabs on top trim.
12 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com Red Variable Fan Switch Fan Switch (N.O.) Green White On 110/115 V.A.C. Blower Motor Black Off 1 2 Black Blue INST ALLA TION Continued 1 1. Remove three screws and cover plate from center of firebox back panel.
13 107434 OWNER’S MANUAL For more information, visit www.desatech.com Figure 21 - Control Knob and Ignitor Button Location 1. STOP! Read the saf ety inf ormation, column 2. 2. Make sure equipment shutoff v alve is fully open. 3. T ur n contr ol knob clockwise Clockwise to the OFF position.
14 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com Figure 22 - Pilot 7. Keep contr ol knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release contr ol knob . • If control knob does not pop out when released, contact a qualif ied service person or gas supplier f or repairs.
15 107434 OWNER’S MANUAL For more information, visit www.desatech.com CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep con- trol areas, burner, and circulating air passageways of heater clean. Inspect these areas of heater be- fore each use.
16 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot.
17 107434 OWNER’S MANUAL For more information, visit www.desatech.com TROUBLESHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfirin.
18 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com WARNING: 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.
19 107434 OWNER’S MANUAL For more information, visit www.desatech.com TECHNICAL SER VICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Techni- cal Service Department at 1-800-DESA LOG (1-800-337-2564).
20 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com ILLUSTRA TED PA R T S BREAKDOWN S39NT 7 6 9 4 10 3 2 1 14 5 12 11 10 8 13.
21 107434 OWNER’S MANUAL For more information, visit www.desatech.com P AR TS LIST S39NT This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual.
22 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com ILLUSTRA TED PA R T S BREAKDOWN S39NT 1 10 4 13 3 2 14 7 16 15 11 18 20 5 6 9 8 17 12 23 21 19 19 26 26 2.
23 107434 OWNER’S MANUAL For more information, visit www.desatech.com P AR TS LIST S39NT This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual.
24 107434 VENT -FREE NA TURAL GAS PEDEST AL STOVE For more information, visit www.desatech.com REPLACEMENT PA R T S Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product.
25 107434 OWNER’S MANUAL For more information, visit www.desatech.com NOTES _______________________________________________________________________________________________ __________________________.
2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com INTERNA TIONAL 107434-01 Rev. B 06/01 LIMITED WARRANTY VENT-FREE NATURAL GAS PEDESTAL STOVE DESA International warran.
An important point after buying a device Desa Tech S39NT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa Tech S39NT yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa Tech S39NT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa Tech S39NT you will learn all the available features of the product, as well as information on its operation. The information that you get Desa Tech S39NT will certainly help you make a decision on the purchase.
If you already are a holder of Desa Tech S39NT, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa Tech S39NT.
However, one of the most important roles played by the user manual is to help in solving problems with Desa Tech S39NT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa Tech S39NT along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
