Desa VP5B manuale d’uso

Save this manual for future reference. VENT -FREE PROP ANE GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL ® Models: VP5B and VP1 1A 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 or use gasoline or other flamm[...]

2 100844 CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes ................................................................................... 4 Unpacking ......................[...]

3 100844 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 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 you smell gas • shu[...]

4 100844 PRODUCT IDENTIFICA TION PRODUCT FEA TURES 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 heater has a piezo ignitor. This system require[...]

5 100844 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. Today’s homes are built more energy efficient than ever.[...]

6 100844 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. Space: Includes th[...]

7 100844 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. When ventilating to an adjoining unconfined space, you must provide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the wal[...]

8 100844 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. Connect these items directly to the outdoors or space[...]

9 100844 INST ALLING T O W ALL NOTICE A qualified service person must install heater. Follow all local codes. 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 installing heater, make sure you have the items listed belo[...]

10 100844 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 Mounting Screw Locations 10 7/8" Minimum To Maintain 8" Clearance From Wall 7 3/4" 20 1/4" Minimum To Maintain 3" Clearance F[...]

11 100844 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 screw into wall stud. 3. Tighten screw until 1/[...]

12 100844 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 11 - Installing Bottom Mounting Screw Figure 9 - Location Of Keyhole Slots On Back Panel Of Heater Keyhole Slots Removi[...]

13 100844 CONNECTING T O GAS SUPPL Y 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 to between 11 and 14 inches of water. If you do not reduce incoming gas pre[...]

14 100844 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-certified manual shutoff valve from your dealer. See[...]

15 100844 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 or Less Than 1/2 PSIG 1. Close manual shutoff valv[...]

16 100844 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. 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 floo[...]

17 100844 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 pilot position. Keep control knob pressed for[...]

18 100844 TO SELECT HEA TING LEVEL Figure 18 - Burner Patterns 1. Slightly press in control knob and turn counterclockwise C-clockwise to the LOW or HIGH positions (VP11A) or ON position (VP5B). IMPORTANT: Release downward pressure while turning control knob. Control knob will lock at the desired position. LOW OFF PILOT HIGH OFF PILOT OFF Control V[...]

19 100844 T O TURN OFF GAS T O APPLIANCE INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 19 shows a correct pilot flame pattern. Figure 20 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the therm[...]

20 100844 BURNER FLAME PATTERN Figure 21 shows a correct burner flame pattern. Figure 22 shows an incorrect burner flame pattern. Figure 21 - Correct Burner Flame Pattern (Model VP11A Shown) Figure 22 - Incorrect Burner Flame Pattern (Model VP11A Shown) If burner flame pattern is incorrect, as shown in Figure 22 • turn heater off (see To Turn Off[...]

21 100844 TROUBLE- SHOOTING Note: All troubleshooting items are listed in order of operation. WARNING ICON G 001 W ARNING Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. Continued WARNING ICON G 001 CAUTION Never use a wire, needle, or similar object to clean ODS/pilot. This can damag[...]

22 100844 OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is released POSSIBLE CAUSE 1. Control knob not fully pressed in 2. Control knob not pressed in long enough 3. Manual shutoff valve not fully open 4. Thermocouple connec- tion loose at control valve 5. Pilot flame not touch- ing thermocouple, which allows thermo- couple[...]

23 100844 POSSIBLE CAUSE 1. Plaque damaged 2. Inlet gas pressure is too low 3. Control knob set between locked positions 1. Residues from manu- facturing processes 1. Metal expanding while heating or contracting while cooling 1. Heater burning vapors from paint, hair spray, glues, etc. (See IMPORTANT state- ment above) 2. Low fuel supply 3. Gas lea[...]

24 100844 OBSERVED PROBLEM Gas odor even when control knob is in OFF position Gas odor during combustion REMEDY 1. Locate and correct all leaks (see Checking Gas Connections , page 14) 2. Replace control valve 1. Take apart gas tubing and remove foreign matter 2. Locate and correct all leaks (see Checking Gas Connections , page 14) POSSIBLE CAUSE 1[...]

25 100844 When gas pressure is too low • pilot will not stay lit • burner(s) will have delayed ignition • heater will not produce specified heat • propane gas supply may be low When gas quality is bad • pilot will not stay lit • burner(s) will produce flames and soot • heater will backfire when lit You may feel your gas pressure is to[...]

26 100844 P ARTS LIST Model VP5B KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 099467-01 Front Panel Assembly 1 3 099318-03 Grill Guard 1 4 098342-01 Grill Guard Clip 2 5 099469-01 Reflector Assembly 1 6 M15823-37 Screw Hex #8 x 1/4" 9 7 099059-03 ODS/Pilot Assembly 1 7-1 098514-01 Thermocouple 1 7-2 098594-01 Ign[...]

27 100844 ILLUSTRA TED P ARTS BREAKDOWN Model VP1 1A P ARTS LIST Model VP1 1A 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. HEATER EXPLODED VIEW KEY PART NO. NUMBER DESCRIPTION QTY. 14 100432-01 Control Valve 1 15 099057-01 Pressure Ta[...]

KEEP THIS WARRANTY W ARRANTY INFORMA TION 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. Model Serial No. Date Purchased LIMITED [...]