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UNVENTED (VENT-FREE) INFRARED GAS HEATER
SAFETY INFORMATION AND INSTALLATION MANUAL
MODELS VN18A, VN18TA, Vp16A, Vp16TA,
Vp26A, Vp26TA, VN30A AND VN30TA
WARNING: If the information in this manual is not fol-
lowed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
— Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
— WHAT TO DO IF YOU SMELL GAS
• 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 supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
Model VN30A Shown
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Summary of Contents for Vanguard VN18A
- Page 1 UNVENTED (VENT-FREE) INFRARED GAS HEATER SAFETY INFORMATION AND INSTALLATION MANUAL Model VN30A Shown MODELS VN18A, VN18TA, Vp16A, Vp16TA, Vp26A, Vp26TA, VN30A AND VN30TA WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
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Page 2: Table Of Contents
TAbLE OF CONTENTS Safety Information ..........2 Troubleshooting ..........18 Local Codes............4 Specifications ............ 21 Product Identification ........... 4 Illustrated Parts Breakdown and Parts List..22 Unpacking............4 Replacement Parts ..........26 Product Features ..........4 Service Hints ............. 26 Air For Combustion and Ventilation ..... - Page 3 SAFETY INFORMATION Keep the appliance area clear Continued and free from combustible ma- Natural and Propane/ terials, gasoline and other flam- Natural and Propane/LP Gas: LP gases are odorless. An odor-making agent is mable vapors and liquids. added to these gases. The odor helps you detect a gas leak.
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Page 4: Local Codes
SAFETY INFORMATION pRODUCT Continued IDENTIFICATION 12. Operating heater above elevations of 4,500 Ignitor Button Control feet could cause pilot outage. Knob 13. To prevent performance problems, do not use pro- pane/LP fuel tank of less than 100 lbs. capacity. 14. Before using furniture polish, wax, carpet cleaner or similar products, turn heater off. -
Page 5: Air For Combustion And Ventilation
AIR FOR COMbUSTION Unusually Tight Construction The air that leaks around doors and windows AND VENTILATION may provide enough fresh air for combustion and ventilation. However, in buildings of unusually WARNING: This heater shall tight construction, you must provide additional not be installed in a confined space fresh air. - Page 6 The space in the above example is a confined space AIR FOR COMbUSTION because the actual Btu/Hr used is more than the maxi- AND VENTILATION mum Btu/Hr the space can support. You must provide additional fresh air. Your options are as follows: Continued A.
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Page 7: Installation
AIR FOR COMbUSTION INSTALLATION AND VENTILATION NOTICE: This heater is intended Continued for use as supplemental heat. Use this heater along with your primary heating system. Do not install this 12" heater as your primary heat source. If you have a central heating system, you may run system’s circulating Ventilation Grills Into Adjoining Room,... - Page 8 INSTALLATION CAUTION: This heater cre- Continued ates warm air currents. These LOCATING HEATER currents move heat to wall sur- faces next to heater. Installing WARNING: Maintain the heater next to vinyl or cloth wall minimum clearances shown coverings or operating heater in Figure 4.
- Page 9 INSTALLATION Marking Screw Locations 1. Tape mounting bracket to wall where heater Continued will be located. Make sure mounting bracket is level. INSTALLING HEATER TO WALL Mounting Bracket WARNING: Maintain mini- Locate mounting bracket in heater carton. Remove mounting bracket from heater carton. mum clearances shown in Figure 8.
- Page 10 INSTALLATION Horizontal Slots Continued Mounting Attaching To Wall Stud Method Bracket For attaching mounting bracket to wall studs (attached 1. Drill holes at marked locations using 9/64" to wall) Stand-Out Tab drill bit. 2. Place mounting bracket onto wall. Line up last hole on each end of bracket with holes drilled in wall.
- Page 11 INSTALLATION CONNECTING TO GAS SUPPLY Continued WARNING: This appliance MOUNTING HEATER TO FLOOR requires a 3/8" NPT (National Pipe Thread) inlet connection to Mounting Base Feet to Heater 1. Lay heater cabinet on its back on a table the pressure regulator. with the heater bottom overhanging the table edge.
- Page 12 INSTALLATION Pressure Regulator Continued 3/8" NPT Regulator Pipe Bracket Nipple CAUTION: Use only new, Heater Ground black iron or steel pipe. Inter- Cabinet Joint nally-tinned copper tubing may Union be used in certain areas. Check Tee Joint Equipment your local codes. Use pipe of Reducer Shutoff Valve* large enough diameter to allow...
- Page 13 4. Check all joints from equipment shutoff valve INSTALLATION to thermostat gas valve (see Figure 17 or 18). Continued Apply a noncorrosive leak detection fluid to all joints. Bubbles forming show a leak. PRESSURE TESTING GAS SUPPLY PIPING SYSTEM 5. Correct all leaks at once. 6.
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Page 14: Operating Heater
Turn control knob coun- OpERATING HEATER Thermostat Models: terclockwise to the PILOT position. FOR YOUR SAFETY READ Press in control knob for five (5) seconds. Press in and turn control knob BEFORE LIGHTING Manual Models: counterclockwise to the PILOT posi- tion. - Page 15 MANUAL LIGHTING OpERATING HEATER PROCEDURE Continued 1. Remove front panel (see page 9). Control Knob Ignitor Button 2. Follow steps 1 through 7 under Lighting Instructions, page 14. 3. With control knob pressed in, strike match. Hold match to pilot until pilot lights. 4.
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Page 16: Inspecting Heater
• turn heater off (see To Turn Off Gas to Appli- OpERATING HEATER ance, page 15) Continued • see Troubleshooting, page 18 Slightly press in control knob and turn counter- Note: The pilot flame on natural gas units will clockwise to the LOW, MED or HI posi- have a slight curve, but flame should be blue and tions (see Figure 22 or 23). -
Page 17: Cleaning And Maintenance
1. Shut off the unit, including the pilot. Allow CLEANING AND the unit to cool for at least thirty minutes. MAINTENANCE 2. Inspect burner, pilot for dust and dirt. 3. Blow air through the ports/slots and holes in WARNING: Turn off heater the burner. -
Page 18: Troubleshooting
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 troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY... - Page 19 TROUbLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame 1. Control knob not fully pressed in 1. Press in control knob fully goes out when control knob is 2. Control knob not pressed in 2. After ODS/pilot lights, keep con- released long enough trol knob pressed in 30 seconds...
- Page 20 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. Fol- low the gas supplier’s instructions.
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Page 21: Specifications
SpECIFICATIONS VP16A, VP16TA VN18A, VN18TA • 6,000/11,000/16,000 Btu/hr (variable) • 6,600/12,000/18,000 Btu/hr (variable) • Propane/LP Gas Only • Natural Gas Only • Electronic Ignition • Electronic Ignition • Pressure Regulator Setting: 8" W.C. • Pressure Regulator Setting: 6" W.C. • Inlet Gas Pressure* (in. of water): •... -
Page 22: Illustrated Parts Breakdown And Parts List
ILLUSTRATED pARTS bREAkDOwN CABINET BODY MODELS VP16A, VN18A, VP26A, VN30A, VP16TA, VN18TA, VP26TA AND VN30TA See Pages 24 and 25 Replacement See Pages may vary from 24 and 25 grill shown Install Battery According To Battery This Illustration Positive (Actual ignitor... - Page 23 pARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual. NO. PART NO. DESCRIPTION QTY. 107672-01 Front Panel • • • • 107675-01 Front Panel •...
- Page 24 ILLUSTRATED pARTS bREAkDOwN AND pARTS LIST BURNER ASSEMBLY MODELS VP16A, VN18A, VP16TA AND VN18TA This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual. Burner Assembly...
- Page 25 ILLUSTRATED pARTS bREAkDOwN AND pARTS LIST BURNER ASSEMBLY MODELS VP26A, VN30A, VP26TA AND VN30TA This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 26 of this manual. Burner Assembly VP26TA and VN30TA Burner Assembly VP26A and VN30A NO.
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Page 26: Replacement Parts
REpLACEMENT pARTS ACCESSORIES Note: Use only original replacement parts. This Purchase these heater accessories from your local will protect your warranty coverage for parts dealer. If they can not supply these accessories, either replaced under warranty. contact your nearest Parts Central (see page 27) or call DESA Heating Products at 1-866-672-6040 for PARTS UNDER WARRANTY referral information. -
Page 27: Parts Central
pARTS CENTRAL These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. Tool & Equipment Co. Washer Equipment Co. 5 Manila Ave 1715 Main Street Hamden, CT 06514-0322 Kansas City, MO 64108-2195 1-800-397-7553 KS, MO, AR... -
Page 28: Warranty Information
wARRANTY INFORMATION kEEp THIS wARRANTY Model Serial No. Date of Purchase 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.
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Flame burns way to high