Page 2 - TABLE OF CONTENTS
www.desatech.com 113052-01A 2 WARNING: Improper installation, adjustment, altera-tion, service, or maintenance can cause injury or prop-erty damage. Refer to this manual for correct installationand operational procedures. For assistance or addi-tional information consult a qualified installer, servi...
Page 3 - SAFETY INFORMATION; DANGER: Carbon monoxide; Carbon Monoxide Poisoning:; WARNING: Any change to
www.desatech.com 3 113052-01A SAFETY INFORMATION WARNING: This product con- tains and/or generates chemicalsknown to the State of Californiato cause cancer or birth defects,or other reproductive harm. IMPORTANT: Read this owner’smanual carefully and completelybefore trying to assemble, oper-ate, or ...
Page 4 - Heater Cabinet
www.desatech.com 113052-01A 4 5. Always run heater with plaque control knobat the 1, 2, 3, or 4 locked positions. Never setcontrol knob between locked positions. Poorcombustion and higher levels of carbon mon-oxide may result. 6. This heater needs fresh, outside air ventila-tion to run properly. Thi...
Page 5 - WARNING: This heater shall; Unusually Tight Construction; Includes the room in which you will install
www.desatech.com 5 113052-01A AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall not be installed in a confined spaceor unusually tight constructionunless provisions are providedfor adequate combustion and ven-tilation air. Read the following in-structions to insure proper freshair for th...
Page 6 - Continued; WARNING: If the area in; VENTILATION AIR; Ventilation Air From Inside Building
www.desatech.com 113052-01A 6 1. Determine the volume of the space (length xwidth x height). Length x Width x Height =__________cu. ft.(volume of space) Example: Space size 20 ft. (length) x 16 ft. (width) x 8 ft. (ceiling height) = 2560 cu. ft. (vol-ume of space) If additional ventilation to adjoin...
Page 7 - Ventilation Air From Outdoors; INSTALLATION; CHECK GAS TYPE; Figure 4 - Mounting Clearances As
www.desatech.com 7 113052-01A AIR FOR COMBUSTION AND VENTILATION Continued Ventilation Air From Outdoors Provide extra fresh air by using ventilation grillsor ducts. You must provide two permanent open-ings: one within 12" of the ceiling and one within12" of the floor. Connect these items di...
Page 8 - Vent-free heaters add moisture to; Clamp; INSTALLING HEATER TO WALL; Pull bottom of front panel forward, then out.
www.desatech.com 113052-01A 8 WARNING: Never install the heater• in a bedroom or bathroom• in a recreational vehicle• w h e r e c u r t a i n s , f u r n i t u r e , clothing, or other flammableobjects are less than 36 inchesfrom the front, top, or sides ofthe heater • as a fireplace insert• in high...
Page 9 - Attaching to Wall Stud:; Marking Screw Locations; Only mark last hole on each end of; and 5 Plaque Heaters; Attaching To Wall Stud Method
www.desatech.com 9 113052-01A INSTALLATION Continued Methods For Attaching MountingBracket To Wall Only use last hole on each end of mounting bracketto attach bracket to wall. These two holes are 14inches apart from their centers. Attach mountingbracket to wall in one of two ways: 1. Attaching to wa...
Page 10 - Fold wall anchor as shown in Figure 9.; Horizontal Slots; Wall
www.desatech.com 113052-01A 10 2. Fold wall anchor as shown in Figure 9. 3. Insert wall anchor (wings first) into hole. Tapanchor flush to wall. 4. For thin walls (1/2" or less), insert red keyinto wall anchor. Push red key to “pop” openanchor wings. IMPORTANT: Do not hammer key! For thick walls...
Page 11 - Mounting Base Feet to Heater; Repeat for other side.; Figure 13 - Installing Base Feet; Sheet Metal Screw; CONNECTING TO GAS SUPPLY; WARNING: This appliance; For natural gas, check gas line; Figure 14 - External Regulator With Vent
www.desatech.com 11 113052-01A INSTALLATION Continued MOUNTING HEATER TO FLOOR Mounting Base Feet to Heater 1. Lay heater cabinet on its back on a table withthe heater bottom overhanging the table edge. 2. Align holes in base foot with mounting holeson bottom of cabinet (see Figure 13). 3. Secure ba...
Page 12 - Typical Inlet Pipe Diameters; Install an equipment shutoff valve; WARNING: Use pipe joint; Hold the pressure regulator with; Tee Joint; Figure 15 - Gas Connection; Test Gauge Connection*; Natural Gas; CHECKING GAS CONNECTIONS; WARNING: Never use an
www.desatech.com 113052-01A 12 Tee Pipe CapJoint Nipple CAUTION: Use only new, black iron or steel pipe. Inter-nally-tinned copper tubing maybe used in certain areas. Checkyour local codes. Use pipe oflarge enough diameter to allowproper gas volume to heater. Ifpipe is too small, undue loss ofvolume...
Page 13 - Pressure Testing Heater Gas Connections; Correct all leaks at once.; Figure 18 - Checking Gas Joints for; Thermostat Gas Valve; Open; Figure 17 - Checking Gas Joints for; Thermostat Gas Valve
www.desatech.com 13 113052-01A INSTALLATION Continued Pressure Testing Gas Supply PipingSystem Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1. Disconnect appliance with its appliance maingas valve (control valve) and equipmentshutoff valve from gas supply piping system.Pressures in excess of 1/2 p...
Page 14 - OPERATING HEATER; NON-THERMOSTAT MODELS; Ignitor Button; Figure 19 - Control Knob In The OFF; Ignitor Electrode
www.desatech.com 113052-01A 14 OPERATING HEATER NON-THERMOSTAT MODELS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly,a fire or explosion may resultcausing property damage, per-sonal injury or loss of life. A. This appliance has a pilot which must be l...
Page 15 - WARNING: When running; LOW; Thermostat Models; THERMOSTAT MODELS
www.desatech.com 15 113052-01A TO SELECT HEATING LEVEL WARNING: When running heater, set control knob at LOW,MEDIUM, or HIGH locked posi-tions. Never set control knobbetween locked positions. Poorcombustion and higher levelsof carbon monoxide may result. CAUTION: Do not try to ad- just heating level...
Page 16 - LIGHTING; Figure 22 - Control Knob In The OFF; Control Knob; Figure 25 - Burner Patterns; Control; Figure 23 - Thermostat Control Knob In The
www.desatech.com 113052-01A 16 OF F PI LO T LIGHTING INSTRUCTIONS 1. STOP! Read the safety information, page15, column 2. 2. Make sure equipment shutoff valve is fullyopen. 3. Turn thermostat control knob clockwise Clockwise to the OFF position (see Figure 22 or 23 for your model). 4. Wait five minu...
Page 17 - Shutting Off Heater; Shutting Off Burner Only (pilot stays lit); Plaque
www.desatech.com 17 113052-01A TO SELECT HEATING LEVEL INFRASTAT MODELS VP16ITA, ANDVP22ITA ONLY WARNING: When running heater, set control knob at the 1,2, 3, or 4 locked positions. Neverset control knob between lockedpositions. Poor combustion andhigher levels of carbon monox-ide may result. CAUTIO...
Page 18 - INSPECTING HEATER; PILOT FLAME PATTERN; Figure 30 - Incorrect Burner Flame; BURNER FLAME PATTERN; • turn heater off (see To Turn Off Gas to Appli-
www.desatech.com 113052-01A 18 GRH/OV 008 BAD PILOT/LP GRH/OV 007 GOOD PILOT/LP Thermocouple Pilot Burner Pilot Burner Thermocouple Blue Flame Yellow Flame Figure 27 - Correct Pilot Flame Pattern Figure 28 - Incorrect Pilot Flame Pattern Figure 29 - Correct Burner Flame Pattern INSPECTING HEATER Che...
Page 19 - WARNING: Turn off heater; soft bristled brush to clean.; CLEANING BURNER PILOT AIR INLET; Never insert objects into the pilot tube.; CABINET; Air Passageways; • Use a vacuum cleaner or pressurized air to; Exterior; • Use a soft cloth dampened with a mild soap; Figure 31 - Pilot Air Inlet; Pilot Assembly
www.desatech.com 19 113052-01A CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and cir-culating air passageways ofheater clean. Inspect these ar-eas of heater before each use.Have heater inspected yearly bya q u a l i f i ...
Page 20 - TROUBLESHOOTING; WARNING: Turn off and unplug heater and let cool before servic-; POSSIBLE CAUSE
www.desatech.com 113052-01A 20 TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off and unplug heater and let cool before servic- ing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle, or similar object...
Page 22 - IMPORTANT; REMEDY; WARNING: If you smell gas
www.desatech.com 113052-01A 22 TROUBLESHOOTING Continued POSSIBLE CAUSE 1. Metal expanding while heating or contracting while cooling 1. When heated, vapors from fur- n i t u r e p o l i s h , w a x , c a r p e tcleaner, etc., may turn intowhite powder residue 1. Heater burning vapors from paint, ha...
Page 23 - SPECIFICATIONS
www.desatech.com 23 113052-01A SPECIFICATIONS VP16A, VP16TA VP16ITA VP26A, VP26TA VP22ITA Btu (Variable) 6,000/11,000/16,000 6,000/16,000 6,000/16,000/26,000 6,500/22,000 Type Gas Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP Only Ignition Electronic Electronic Electronic Electronic Pre...
Page 24 - ILLUSTRATED PARTS BREAKDOWN; Install Battery
www.desatech.com 113052-01A 24 ILLUSTRATED PARTS BREAKDOWN CABINET BODY MODELSVP16A, VN18A, VP26A, VN30A, VP16TA, VN18TA, VP26TA, AND VN30TA 14 8 5 7 17 4 3 1 2 16 15 10 9 11 12 13 6 Replacementmay vary fromgrill shown AAA Battery Negative UP Install Battery According To This Illustration See Pages2...
Page 25 - PARTS LIST
www.desatech.com 25 113052-01A KEY PART NUMBER NO. VP16A VP16TA VN18A VN18TA DESCRIPTION QTY. 1 107672-01 107672-01 107672-01 107672-01 Front Panel 1 2 103476-01 103476-01 103476-01 103476-01 Grill Guard 1 3 104635-01 104635-01 104635-01 104635-01 Apron 1 4 107894-01 107894-01 107894-01 107894-01 Re...
Page 26 - CABINET BODY MODELS VP16ITA AND VP22ITA
www.desatech.com 113052-01A 26 ILLUSTRATED PARTS BREAKDOWN CABINET BODY MODELS VP16ITA AND VP22ITA 14 17 B C A 18 8 5 7 4 3 1 2 16 15 10 9 11 12 13 6 Replacementmay vary fromgrill shown AAA Battery Negative UP Install Battery According To This Illustration See Page 30 See Page 30
Page 27 - KEY; PARTS AVAILABLE - NOT SHOWN
www.desatech.com 27 113052-01A PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructionslisted under Replacement Parts on page 32 of this manual. KEY PART NUMBER NO. VP16ITA VP22ITA DESCRIPTION QTY. 1 107672-01 107675-01 Front Panel 1 2 103476-...
Page 28 - ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST; BURNER ASSEMBLY MODELS VP16A AND VN18A; Burner Assembly VP16A, VN18A
www.desatech.com 113052-01A 28 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST BURNER ASSEMBLY MODELS VP16A AND VN18A This list contains replaceable parts used in your heater. When ordering parts, follow the instructionslisted under Replacement Parts on page 32 of this manual. 2 ODS/Pilot 1 5 7 10 8 11 1...
Page 29 - BURNER ASSEMBLY MODELS VP26A AND VN30A; Burner Assembly VP26A, VN30A
www.desatech.com 29 113052-01A 5 7 8 11 12 7 13 9 4 4 1 10 6 3 KEY PART NUMBER NO. VP26A VN30A DESCRIPTION QTY. 1 110803-02 110803-03 ODS/Pilot 1 2 110186-01 110186-01 Thermocouple Kit 1 3 098200-03 098200-03 Control Valve Bracket 1 4 105050-02 105050-02 Pilot Tubing 1 5 099218-07 099218-07 Burner 1...
Page 30 - BURNER ASSEMBLY MODELS VP16ITA AND VP22ITA; Burner Assembly VP16ITA
www.desatech.com 113052-01A 30 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST BURNER ASSEMBLY MODELS VP16ITA AND VP22ITA This list contains replaceable parts used in your heater. When ordering parts, follow the instructionslisted under Replacement Parts on page 32 of this manual. 6 3 A B C 5 7 7 7 11 12...
Page 31 - Burner Assembly VP16TA, VN18TA; Burner Assembly VP26TA, VN30TA
www.desatech.com 31 113052-01A ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST BURNER ASSEMBLY MODELS VP16TA, VN18TA, VP26TA, AND VN30TA This list contains replaceable parts used in your heater. When ordering parts, follow the instructionslisted under Replacement Parts on page 32 of this manual. 5 6 7 4 ...
Page 32 - REPLACEMENT PARTS; PARTS UNDER WARRANTY; SERVICE PUBLICATIONS; When Gas Pressure Is Too Low; TECHNICAL SERVICE
www.desatech.com 113052-01A 32 REPLACEMENT PARTS Note: Use only original replacement parts. This will protect your warranty coverage for parts re-placed under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product. If theycan’t supply original replacement part(s), callDESA Heating...
Page 34 - NOTES
www.desatech.com 113052-01A 34 _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________...
Page 36 - KEEP THIS WARRANTY; WARRANTY INFORMATION; Model; LIMITED WARRANTY; NOT A UPC; Patent Pending
KEEP THIS WARRANTY WARRANTY INFORMATION Model Serial No. Date Purchased 2701 Industrial DriveP.O. Box 90004Bowling Green, KY 42102-9004www.desatech.com Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without ...
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