Instruction/ maintenance manual of the product VN2000BB Desa
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Save this manual for future reference. ® Model: VGN30B and VN2000BB OWNER’S OPERA TION AND INST ALLA TION MANUAL VENT -FREE NA TURAL GAS HEA TER 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.
2 100099 CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes ...................
3 100099 SAFETY INFORMA TION Continued WARNING ICON G 001 W ARNINGS Continued WARNING: Any change to this heater or its controls can be dangerous. 1. Use only natural gas.
4 100099 PRODUCT IDENTIFICA TION Figure 1 - Vent-Free Natural Gas Heater Ignitor Button Control Knob Heater Cabinet Front Panel Heat Shield (VGN30B) or Glass Panel (VN2000BB) Grill Guard LOCAL CODES Install and use heater with care. Follow all local codes.
5 100099 FRESH AIR FOR COMBUSTION AND VENTILA TION WARNING ICON G 001 W ARNING This heater must have fresh air for proper operation. If not, poor fuel combustion could result. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home.
6 100099 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued WARNING ICON G 001 W ARNING 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 confined or unconfined space.
7 100099 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space.
8 100099 FRESH AIR FOR COMBUSTION AND VENTILA TION 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.
9 100099 INST ALLING T O W ALL NOTICE A qualified service person must install heater. Follow all local codes. CHECK GAS TYPE Use only natural gas. If your gas supply is not natural gas, do not install heater. Call dealer where you bought heater for proper type heater.
10 100099 36" * FLOOR CEILING Minimum Minimum To Floor 6" Minimum From Sides Of Heater Left Side Right Side WARNINGICON G 001 CAUTION If you install the heater in a home garage • heater pi.
11 100099 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. Figure 5 - Mounting Bracket Location Removing Front Panel Of Heater 1.
12 100099 Marking Screw Locations 1. Tape mounting bracket to wall where heater will be located. Make sure mount- ing bracket is level. 2. Mark screw locations on wall (see Figure 7). Note: Only mark last hole on each end of mounting bracket. Insert mounting screws through these holes only.
13 100099 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 9 - Popping Open Anchor Wings For Thin Walls Installing Bottom Mounting Screws 1.
14 100099 CONNECTING T O GAS SUPPL Y NOTICE A qualified service person must connect heater to gas supply. Follow all local codes. WARNING ICON G001 W ARNING Never connect heater to private (non-utility) gas wells. This gas is commonly known as well-head gas.
15 100099 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 Gau.
16 100099 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).
17 100099 OPERA TING HEA TER 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.
18 100099 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. Press in control knob and turn counterclockwise C-clockwise to the PILOT position.
19 100099 T O TURN OFF GAS T O APPLIANCE Continued OPERA TING HEA TER Continued 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. 3. Turn off all electric power to the appliance if service is to be performed.
20 100099 CORRECT FLAME PATTERN AT HIGH POSITION 1/2 HEAT SHIELD OR GLASS HEIGHT INSPECTING BURNER Continued WARNING ICON G 001 W ARNING If yellow tipping occurs, your heater could produce increased levels of carbon monoxide. If burner flame pattern shows yellow tipping, follow instructions at bottom of this page.
21 100099 CLEANING AND MAINTENANCE WARNING ICON G001 W ARNING Turn off heater and let cool before cleaning. WARNING ICON G001 CAUTION You must keep control areas, burner, and circulating air passage- ways of heater clean. Inspect these areas of heater before each use.
22 100099 TROUBLE- SHOOTING Continued OBSERVED PROBLEM When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when control knob is released Burner does not light after ODS/pilot is lit POSSIBLE CAUSE 1.
23 100099 TROUBLE- SHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit (continued from page 22) 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 POSSIBLE CAUSE 2.
24 100099 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.
25 100099 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.
26 100099 REPLACEMENT P ARTS 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. If they can’t supply original replace- ment part(s), call DESA International’s Technical Service Department at 1-800- 323-5190.
27 100099 ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA International’s Parts Department at 1-800-972-7879 for information. You can also write to the address listed on the back page of this manual.
28 100099 10-1 10-2 ODS/Pilot 1 2 3 4 5 6 7 8 8 9 10 11 13 14 15 17 19 21 22 23 24 20 27 26 18 28 16 25 12.
29 100099 VGN30B P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual.
30 100099 12-1 12-2 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 16 17 19 27 21 23 24 25 26 22 29 28 20 30 18 ODS/Pilot.
31 100099 VN2000BB P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual.
LIMITED WARRANTY VANGUARD VENT-FREE 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 in accordance with all applicable instructions.
An important point after buying a device Desa VN2000BB (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 VN2000BB 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 VN2000BB - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa VN2000BB you will learn all the available features of the product, as well as information on its operation. The information that you get Desa VN2000BB will certainly help you make a decision on the purchase.
If you already are a holder of Desa VN2000BB, 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 VN2000BB.
However, one of the most important roles played by the user manual is to help in solving problems with Desa VN2000BB. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa VN2000BB 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
