Desa VN20BTA - Manuals - manualsarea.com

Page 2 - sAFeTY INFoRMATIoN; WARNING: Improper in; Air for Combustion; section on; known to the State of California; Early signs of carbon; Get fresh; TABle oF CoNTeNTs

www.desatech.com 113061-01F sAFeTY INFoRMATIoN WARNING: Improper in - stallation, adjustment, al - teration, service or mainte- nance can cause injury or property damage. Refer to this manual for correct in- stallation and operational procedures. For assis - tance or additional infor- mation consult...

Page 3 - this heater or its controls can; • do not try to light any appliance; Continued

www.desatech.com 113061-01F 3 N a t u r a l a n d P r o p a n e / L P G a s : Natural and propane/LP gases are fuel gases. Fuel gases are odorless. An odor-making agent are added to fuel gases. The odor helps you detect a fuel gas leak. However, the odor added to fuel gas can fade. Fuel gas may be p...

Page 4 - loCAl Codes; latest edition of; State of Massachusetts:; room and bathroom installation in the Com-; UNPACkING; Front Panel; PRodUCT IdeNTIFICATIoN; SAFETY DEvICE; This heater has an electronic ignitor to light heater; THERMOSTATIC HEAT CONTROL

www.desatech.com 113061-01F 4 13. Before using furniture polish, wax, carpet cleaner or similar products, turn heater off. If heated, the vapors from these products may create a white powder residue within burner box or on adjacent walls or furniture. 14. Provide adequate clearances around air openi...

Page 5 - WARNING: This heater shall; National Fuel; Unusually Tight Construction; or sealed and; Confined and Unconfined Space; The

www.desatech.com 113061-01F 5 AIR FoR CoMBUsTIoN ANd VeNTIlATIoN WARNING: This heater shall not be installed in a confined space or unusually tight con - struction unless provisions are provided for adequate combus - tion and ventilation air. Read the following instructions to insure proper fresh ai...

Page 6 - WARNING: If the area in; National Fuel Gas Code,

www.desatech.com 113061-01F 6 AIR FoR CoMBUsTIoN ANd VeNTIlATIoN Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a con - fined or unconfined space. Space: Includes the room in which you will ...

Page 7 - vENTILATION AIR; Ventilation Air From Inside Building; National Fuel Gas; AIR FoR CoMBUsTIoN; INsTAllATIoN; NOTICE: This heater is intended; CHECK GAS TYPE; ventilation Air From Outdoors; Section 5.3, Air for Combustion and Ventilation

www.desatech.com 113061-01F 7 vENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining un - confined space. When ventilating to an adjoining unconfined space, you must provide two perma - nent openings: one within 12" of the ceiling and one within 12" ...

Page 8 - INSTALLATION ITEMS; • sediment trap; LOCATING HEATER; Air

www.desatech.com 113061-01F MinimumFromSides OfHeater 36" 2" FLOOR CEILING Minimum Minimum To Top Surface Of Carpeting, Tile Or Other Combustible Material 6" LeftSide RightSide INSTALLATION ITEMS Before installing heater, make sure you have the items listed below. • for propane/LP gas, e...

Page 9 - THERMOSTAT SENSING BULB; Clamp; INSTALLING HEATER TO WALL; Mounting Bracket; Marking Screw Locations; WARNING: Maintain minimum

www.desatech.com 113061-01F 8" (20.3 cm) Min. A dj oi ni ng W al l A dj oi ni ng W al l Only Insert Mounting Screws Through Last Hole On Each End Only Insert Mounting Screws Through Last Hole On Each End Floor Floor 14" (35.6 cm) 14" (35.6 cm) 18 3 / 4 " (47.6 cm) Min. 18 3 / 4 "...

Page 10 - Attaching Mounting Bracket To Wall; Horizontal Slots; Placing Heater On Mounting Bracket; Wall

www.desatech.com 113061-01F 10 INsTAllATIoN Continued Attaching Mounting Bracket To Wall Note: Wall anchors, mounting screws and spacers are in hardware package. The hardware package is provided with heater. Attaching To Wall Stud Method For attaching mounting bracket to wall studs 1. Drill holes at...

Page 11 - MOUNTING HEATER TO FLOOR; Mounting Base Feet to Heater; Figure 13 - Installing Base Feet; CONNECTING TO GAS SUPPLY; W A R N I N G : F o r n a t u r a l

www.desatech.com 113061-01F 11 4. If installing bottom mounting screws into hollow or solid wall, install wall anchors. Follow steps 1 through 4 under Attaching To Wall Anchor Method , page 10. If installing bottom mounting screw into wall stud, drill holes at marked locations using 9/64" drill ...

Page 12 - Typical Inlet Pipe Diameters; Figure 14 - External Regulator With Vent; Accessories; Natural Gas; Burner; CHECKING GAS CONNECTIONS; and connections for leaks after

www.desatech.com 113061-01F 1 CAUTION: Use only new, black iron or steel pipe. Internally-tinned copper tubing may be used in cer - tain areas. Check your local codes. Use pipe of large enough diameter to allow proper gas volume to heater. If pipe is too small, undue loss of volume will occur. Typic...

Page 13 - gas, make sure external regula; ing to Gas Supply; Figure 16 - Equipment Shutoff Valve

www.desatech.com 113061-01F 13 INsTAllATIoN Continued CAUTION: For propane/LP gas, make sure external regula - tor has been installed between propane/LP supply and heater. See guidelines under Connect- ing to Gas Supply , page 11. PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of...

Page 14 - just heating levels by using the; Figure 19 - Control Knob In The OFF; Ignitor Button; oPeRATING HeATeR; FOR YOUR SAFETY; low these instructions exactly,; LIGHTING; to the

www.desatech.com 113061-01F 14 6. Turn control knob counterclockwise to the PILOT position. Press in control knob for five (5) seconds. 7. With control knob pressed in, push down and release ignitor button. This will light pilot. The pilot is attached to the front of burner. Note: You may be running...

Page 15 - Shutting Off Heater; Shutting Off Burner Only (pilot stays lit); Lighting; INsPeCTING HeATeR; To Turn Off Gas to Appliance

www.desatech.com 113061-01F 15 oPeRATING HeATeR Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. Turn control knob 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) Turn control knob c...

Page 16 - CleANING ANd; WARNING: Turn off heater; Pilot Assembly; BURNER PILOT AIR INLET; CABINET; Air Passageways; To Turn Off Gas To Appli-

www.desatech.com 113061-01F 16 Figure 23 - Correct Burner Flame Pattern Yellow Tipping Figure 24 - Incorrect Burner Flame Pattern 1/ Glass Height Blue Flame 1/ Glass Height CleANING ANd MAINTeNANCe WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner an...

Page 17 - TRoUBlesHooTING; WARNING: Turn off and unplug heater and let cool before servicing.; POSSIBLE CAUSE; ing and Maintenance,

www.desatech.com 113061-01F 17 TRoUBlesHooTING WARNING: Turn off and unplug heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubl...

Page 19 - processes; OBSERvED PROBLEM; operation; REMEDY; or propane/LP gas company

www.desatech.com 113061-01F 1 TRoUBlesHooTING Continued POSSIBLE CAUSE 1. Not enough air 2. Gas regulator defective 3. Clogged or dirty burner 1. Residues from manufacturing processes 1. Turning control knob to posi - tion 5 when burner is cold 2. Air in gas line 3. Air passageways on heater blocked...

Page 20 - IMPORTANT; odors; Checking Gas Connec-

www.desatech.com 113061-01F 0 POSSIBLE CAUSE 1. Heater burning vapors from paint, hair spray, glues, etc. (see IMPORTANT statement above) 2. Low fuel supply (propane/LP gas only) 3. Gas leak. See Warning statement above 1. Gas leak. See Warning statement above 2. Control valve defective 1. Foreign m...

Page 21 - When Gas Pressure Is Too Low

www.desatech.com 113061-01F 1 RePlACeMeNT PARTs 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 replacement part(s), call DESA Heating...

Page 22 - IllUsTRATed PARTs BReAkdowN; MODELS

www.desatech.com 113061-01F 2 3 5 6 8 9 10 10 11 12 13 14 16 18 19 4 7 1 15 17 20 IllUsTRATed PARTs BReAkdowN MODELS VN20BTA, VP20BTA, VN30BTA, VP30BTA AA Battery Positive UP AAA Battery Negative UP Install Battery According To This Illustration (Actual ignitor may vary from illustration)

Page 23 - PARTs lIsT; listed under; PARTS AvAILABLE — NOT SHOWN

www.desatech.com 113061-01F 3 PARTs lIsT This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 21 of this manual. KEY NO. PART NO. DESCRIPTION QTY. 1 111435-01 Electronic Ignitor • • • • 1 10767-01 Front Panel • ...

Page 24 - wARRANTY INFoRMATIoN; keeP THIs wARRANTY; NOT A UPC

113061 01 wARRANTY INFoRMATIoN keeP THIs wARRANTY lIMITed wARRANTIes FoR New ANd FACToRY ReCoNdITIoNed PRodUCTs New Products: DESA Heating Products warrants this heater and any parts thereof, to be free of defects in materials and workmanship for four (4) years from the date of first purchase, when ...