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Manual Desa VN2000BTC

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  • Desa VN2000BTC - page 1

    BLUE FLAME VENT -FREE NA TURAL GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL Save this manual for future reference. ® 20,000 and 30,000 Btu/Hr Thermostatically Controlled Models Models VN2000BTC and VN2800BTC WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, per ...

  • Desa VN2000BTC - page 2

    2 103874 CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes ................................................................................... 4 Unpacking ...................... ...

  • Desa VN2000BTC - page 3

    3 103874 SAFETY INFORMA TION WARNING ICON G 001 W ARNINGS Continued WARNING: Any change to this heater or its controls can be dangerous. 1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. 2. If you smell gas • shut off gas supply • do not try to light ...

  • Desa VN2000BTC - page 4

    4 103874 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 National Fuel Gas Code ANSI Z223.1, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association ...

  • Desa VN2000BTC - page 5

    5 103874 AIR FOR COMBUSTION AND VENTILA TION WARNING ICON G 001 W ARNING This heater shall not be installed in a confined space unless provisions are provided for adequate combustion and ventilation air. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home. Today’s homes are built more ...

  • Desa VN2000BTC - page 6

    6 103874 AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING 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. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation ...

  • Desa VN2000BTC - page 7

    7 103874 AIR FOR COMBUSTION AND VENTILA TION Continued Or Remove Door into Adjoining Room, Option 3 Ventilation Grills Into Adjoining Room, Option 2 12" 12" Ventilation Grills into Adjoining Room, Option 1 WARNING ICON G 001 W ARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space, provi ...

  • Desa VN2000BTC - page 8

    8 103874 AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - Ventilation Air from Outdoors Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two permanent openings: one within 12&q ...

  • Desa VN2000BTC - page 9

    9 103874 INST ALLING T O W ALL Continued CHECK GAS TYPE Use only natural gas. If your gas supply is not natural, do not install heater. Call dealer where you bought heater for proper type heater. INSTALLATION ITEMS Before installing heater, make sure you have the items listed below: • piping (check local codes) • sealant (resistant to propane/L ...

  • Desa VN2000BTC - page 10

    10 103874 36" 3" FLOOR CEILING Minimum Minimum To Top Surface Of Carpeting, Tile Or Other Combustible Material 6" Minimum From Sides Of Heater Left Side Right Side Figure 5 - Attaching Thermostat Sensing Bulb Clamp Thermostat Sensing Bulb THERMOSTAT SENSING BULB The thermostat sensing bulb has been placed inside the heater for protec ...

  • Desa VN2000BTC - page 11

    11 103874 INSTALLING HEATER TO WALL Mounting Bracket The mounting bracket is located on back panel of heater. It has been taped there for shipping. Remove mounting bracket from back panel. Mounting Bracket Figure 6 - Mounting Bracket Figure 7 - Removing Front Panel Of Heater Methods For Attaching Mounting Bracket To Wall Only use last hole on each ...

  • Desa VN2000BTC - page 12

    12 103874 18 3/4" Min. 11" Min. 16" 18 3/4" Min. 7 1/4" Min. Adjoining Wall 16" Adjoining Wall Only Insert Mounting Screws Through Last Hole On Each End Only Insert Mounting Screws Through Last Hole On Each End Floor Floor Marking Screw Locations 1. Tape mounting bracket to wall where heater will be located. Make sure ...

  • Desa VN2000BTC - page 13

    13 103874 4. For thin walls (1/2" or less), insert red key into wall anchor. Push red key to “pop” open anchor wings. IMPORTANT : Do not hammer key! For thick walls (over 1/2" thick) or solid walls, do not pop open wings. Figure 12 - Installing Bottom Mounting Screws Figure 10 - Popping Open Anchor Wings For Thin Walls 5. Place mounti ...

  • Desa VN2000BTC - page 14

    14 103874 CONNECTING T O GAS SUPPL Y NOTICE A qualified service person must connect heater to gas supply. Follow all local codes. WARNING ICON G 001 W ARNING Never connect heater to private (non-utility) gas well. This gas is commonly known as wellhead gas. Typical Inlet Pipe Diameters VN2000BTC 3/8" or greater VN2800BTC 1/2" or greater ...

  • Desa VN2000BTC - page 15

    15 103874 IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/or fittings. Pressure Regulator Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Connection * Tee Joint Pipe Nipple Cap 3/8" NPT Pipe Nipple Figure 13 - Gas Connection * An A.G.A. design-certified manual shutoff valve with ...

  • Desa VN2000BTC - page 16

    16 103874 ON POSITION OFF POSITION 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 14). 2. Pressurize supply piping system by either using compresse ...

  • Desa VN2000BTC - page 17

    17 103874 P IL O T LO OFF HI IGNITOR OPERA TING HEA TER 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 is heavier than air and will settle on the floor. WHAT TO ...

  • Desa VN2000BTC - page 18

    18 103874 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 at the top of page 17. If you don’t smell gas, go to the next step. 5. Turn control knob counterclockwise C-clockwise to the PILOT position. Press in control knob for five (5) seco ...

  • Desa VN2000BTC - page 19

    19 103874 T O TURN OFF GAS TO APPLIANCE OPERA TING HEA TER Continued Shutting Off Heater 1. Turn control knob clockwise Clockwise to the OFF position. 2. Turn off all electric power to the appliance if service is to be performed. Shutting Off Burner Only (pilot stays lit) 1. Turn control knob clockwise Clockwise to the PILOT position. THERMOST A T ...

  • Desa VN2000BTC - page 20

    20 103874 Figure 19 - Incorrect Pilot Flame Pattern Thermocouple Pilot Burner INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pattern. Figure 19 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the ...

  • Desa VN2000BTC - page 21

    21 103874 INSPECTING BURNER Continued BURNER FLAME PATTERN Figure 20 shows a correct burner flame pattern. Figure 21 shows an incorrect burner flame pattern. The incorrect burner flame pattern shows yellow tipping of the flame. It also shows the flame higher than 1/2 the glass panel height. CORRECT FLAME PATTERN AT HIGH POSITION 1/2 GLASS HEIGHT Fi ...

  • Desa VN2000BTC - page 22

    22 103874 CLEANING AND MAINTENANCE ODS/PILOT AND BURNER • 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 the cabinet to remove dust. WARNING ICON G 001 W ARNI ...

  • Desa VN2000BTC - page 23

    23 103874 Continued REMEDY 1. Turn on gas supply or open manual shutoff valve 2. Turn control knob to PILOT position 3. Press in control knob while in PILOT position 4. Continue holding down control knob. Repeat igniting operation until air is removed 5. Clean ODS/pilot (see Cleaning and Mainte- nance , page 22) or replace ODS/pilot assembly 6. Rep ...

  • Desa VN2000BTC - page 24

    24 103874 OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Yellow flame during burner combustion Slight smoke or odor during initial opera- tion Heater produces a whistling noise when burner is lit REMEDY 1. Clean burner (see Cleaning and Mainte- nance , page 22) or replace ...

  • Desa VN2000BTC - page 25

    25 103874 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 ’ s instructions. • If you cannot reach your gas supplier, call the fire department. ...

  • Desa VN2000BTC - page 26

    26 103874 TECHNICAL SER VICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323-5190. SPECIFICA TIONS SER VICE HINTS When gas pressure is too low • pilot will not stay lit • burner will have delayed ignition • heater will not produce ...

  • Desa VN2000BTC - page 27

    27 103874 SER VICE PUBLICA TIONS You can purchase service manual from the address listed on the back page of this manual. Send a check for $5.00 payable to DESA International. REPLACEMENT P ARTS Note: Use only original replacement parts. This will protect your warranty cover- age for parts replaced under warranty. Parts Under Warranty Contact autho ...

  • Desa VN2000BTC - page 28

    28 103874 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 17 19 20 21 22 23 24 16 25 26 18 12-1 12-2 12 ODS/Pilot Assembly VN2000BTC VN2800BTC ...

  • Desa VN2000BTC - page 29

    29 103874 P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 27 of this manual. KEY PART NUMBER FOR NO. VN2000BTC VN2800BTC DESCRIPTION QTY. 1 098304-01 098304-01 Screw, #10 x 3/8" 2 2 098742-13 098742-14 Front Panel 1 3 103476-01 103476-02 G ...

  • Desa VN2000BTC - page 30

    30 103874 FAN KITS - GA3100A, and GA3200TA For all models. Provides better heat distribu- tion. Makes heater more efficient. Complete installation and operating instructions included. Manually controlled - GA3100A. Includes ON/OFF switch. Thermostatically controlled - GA3200TA . Includes three settings: ON/OFF/AUTO. ACCESSORIES Purchase these heate ...

  • Desa VN2000BTC - page 31

    31 103874 _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ __________ ...

  • Desa VN2000BTC - page 32

    KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied. W ARRANTY INFORMA TION 103874-0 ...

Manufacturer Desa Category Gas Heater

Documents that we receive from a manufacturer of a Desa VN2000BTC can be divided into several groups. They are, among others:
- Desa technical drawings
- VN2000BTC manuals
- Desa product data sheets
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Desa VN2000BTC.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Desa VN2000BTC, service manual, brief instructions and user manuals Desa VN2000BTC. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Desa VN2000BTC.

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A complete manual for the device Desa VN2000BTC, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Desa VN2000BTC by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Desa VN2000BTC.

A complete Desa manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Desa VN2000BTC - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Desa VN2000BTC, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Desa VN2000BTC, that we can find in the current document
3. Tips how to use the basic functions of the device Desa VN2000BTC - which should help us in our first steps of using Desa VN2000BTC
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Desa VN2000BTC
5. FAQ - Frequently Asked Questions
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