Desa VN1000BTA manuale d’uso

Save this manual for future reference. BLUE FLAME VENT -FREE NA TURAL GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL 10,000 Btu/Hr Thermostatically- Controlled Models VN1000BT A WARNING: If the information in this manual is not followed exactly, a fire or explosion may result caus- ing property damage, personal injury, or loss of life. [...]

2 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness, and/or nau- sea. If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced. Some people are more affected by carbon monoxide than o[...]

3 104265 OWNER’S MANUAL 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 ANS Z223.1 also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Pro[...]

4 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code. NFPA 54/ANS Z223.1, Sec- tion 5.3, Air for Combustion and Ventilation. All spaces in homes fall into one of the three following ventilation classifications: 1. Unusually Tight Construction 2. Unconfined Space[...]

5 104265 OWNER’S MANUAL 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. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the roo[...]

6 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® Figure 2 - Ventilation Air from Inside Building Or Remove Door into Adjoining Room, Option 3 Ventilation Grills Into Adjoining Room, Option 2 12" 12" Ventilation Grills into Adjoining Room, Option 1 AIR FOR COMBUSTION AND VENTILA TION Continued VENTILATION AIR Ventilation Air From Ins[...]

7 104265 OWNER’S MANUAL 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 locate heater . 2. Mark[...]

8 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® Installing Two Mounting Screws Note: Wall anchors and mounting screws are in hardware package. The hardware pack- age is provided with heater. Attaching To Wall Stud Method For attaching mounting screw to wall stud 1. Drill hole at marked location using 9/64" drill bit. 2. Insert mounting [...]

9 104265 OWNER’S MANUAL * A CSA/AGA design-certified equipment shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional CSA/AGA design-certified equipment shutoff valve from your dealer. See Accessory , page 18. Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Co[...]

10 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® CHECKING GAS CONNECTIONS WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. Bubbles forming show a leak. Correct all l[...]

11 104265 OWNER’S MANUAL TO TURN OFF GAS TO APPLIANCE 1. Remove fr ont panel (see Figure 10, page 8). 2. Follow steps 1 thr ough 5 under Light- ing Instructions . 3. With contr ol knob pr essed in, str ike match. Hold match to pilot until pi- lot lights. 4. Keep contr ol knob pressed in f or 30 seconds after lighting pilot. After 30 seconds, r el[...]

12 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 17 shows a correct pilot flame pat- tern. Figure 18 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to coo[...]

13 104265 OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. POSSIBLE CAUSE 1. Ignitor electrode positioned wrong 2. Ignitor electrode broken 3. Ignitor electrode not connected to igni- tor cable 4. Ignitor cable pinched or wet 5. Piezo ignitor n[...]

14 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® TROUBLESHOOTING Continued 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 operation Heater produces a whistling noise when burner is lit White [...]

15 104265 OWNER’S MANUAL TROUBLESHOOTING Continued 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. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot re[...]

16 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® 12-2 12-1 ODS/PILOT ILLUSTRA TED PA R T S BREAKDOWN VN1000BTA 10 12 11 1 2 3 4 5 6 7 9 8 10 13 14 15 16 17 18 21 22 24 14 20 23 19[...]

17 104265 OWNER’S MANUAL P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 18 of this manual. KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 099467-03 Front Panel Assembly 1 3 099318-04 Grill Guard 1 4 101108-01 Gri[...]

18 104265 BLUE FLAME 10,000 BTU NA TURAL GAS HEA TER ® You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323-5190. You can also visit DESA International’s technical service web site at www.desatech.com. TECHNICAL SER VICE SPECIFICA TIONS[...]

19 104265 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _____________________________[...]

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 104265-0[...]