Save this manual for future reference. Vent-free propane gas heater owner’s operation and installation manual ® model: vp1000b 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. — do not store ...
2 099406 contents section page safety information ......................................................................... 2 product identification .................................................................... 4 local codes .......................................................................
3 099406 warning icon g 001 warnings continued warning: any change to this heater or its controls can be dangerous. 1. Use only propane gas. Do not convert heater to use different fuel type. 2. Do not place propane supply tank(s) inside any structure. Locate propane supply tank(s) outdoors. 3. If yo...
4 099406 product identification product features safety device this heater has a pilot with an oxygen depletion sensor shutoff system (ods). The ods/pilot is a required feature for vent-free room heaters. The ods/pilot shuts off the heater if there is not enough fresh air. Piezo ignition system this...
5 099406 fresh air for combustion and ventilation warning icon g 001 warning 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. Today’s ho...
6 099406 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 ...
7 099406 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 an adjoining unconfined space, you must provide two permanent openings: one within 12" of the ceiling and...
8 099406 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 these ...
9 099406 installing to wall notice a qualified service person must install heater. Follow all local codes. Continued check gas type use only propane gas. If your gas supply is not propane, do not install heater. Call dealer where you bought heater for proper type heater. Installation items before in...
10 099406 2. Mark two mounting screw locations on wall (see figure 5). Installing heater to wall marking screw locations 1. Determine where you will locate heater. Figure 5 - mounting screw locations floor joining wall warning icon g 001 warning maintain minimum clearances shown in figure 5. If you ...
11 099406 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 stud 1. Drill hole at marked location using 9/64" drill bit. 2. Insert mounting sc...
12 099406 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 10 - removing front panel of heater installing bottom mounting screw ...
13 099406 connecting to gas supply notice a qualified service person must connect heater to gas supply. Follow all local codes. The installer must supply an external regulator. The external regulator will reduce incoming gas pressure. You must reduce incoming gas pressure between 11 and 14 inches of...
14 099406 important: hold pressure regulator with wrench when connecting it to gas piping and/or fittings. Figure 13 - gas connection * an a.G.A. Design-certified manual shutoff valve with 1/8" npt tap is an acceptable alternative to test gauge connection. Purchase the optional a.G.A. Design-certifi...
15 099406 3. Pressurize supply piping system by either using compressed air or opening propane supply tank valve. 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 ...
16 099406 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...
17 099406 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 16. If you don’t smell gas, go to the next step. 5. Press in control knob and turn counterclockwise c-clockwise to th...
18 099406 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...
19 099406 figure 20 - correct burner flame pattern yellow tipping figure 21 - incorrect burner flame pattern 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. I...
20 099406 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...
21 099406 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. Contact local propane gas company 6. Clean ods/pilot (s...
22 099406 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 ori...
23 099406 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 sup...
24 099406 you may have further questions about installation, operation, or troubleshooting. If so, contact desa international’s technical service department at 1-800-323- 5190. Technical service specifications btu (variable) 5,000/10,000 type gas propane only ignition piezo pressure regulator settin...
25 099406 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 cannot supply original replacement part(s), call desa international’s technica...
26 099406 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.
27 099406 this list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under replacement parts on page 25 of this manual. Parts list 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 assem...
Keep this warranty warranty information 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 i...