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UNVENTED (VENT-FREE) INFRARED GAS HEATER
SAFETY INFORMATION AND INSTALLATION MANUAL
MODELS VN18B, VN18TB, Vp16B, Vp16TB,
Vp26B, Vp26TB, VN30B AND VN30TB
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 VN30B Shown
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Related Manuals for Desa VN18B
Summary of Contents for Desa VN18B
- Page 1 UNVENTED (VENT-FREE) INFRARED GAS HEATER SAFETY INFORMATION AND INSTALLATION MANUAL Model VN30B Shown MODELS VN18B, VN18TB, Vp16B, Vp16TB, Vp26B, Vp26TB, VN30B AND VN30TB 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- terials, gasoline and other flam- Natural and Pro- Natural and Propane/LP Gas: pane/LP gases are odorless. An odor-making mable vapors and liquids. agent is 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 11. Turn off and unplug heater and let cool Ignitor Button Control before servicing. Only a qualified service Knob person should service and repair heater. 12. Operating heater above elevations of 4,500 feet could cause pilot outage. 13. -
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 un- WARNING: This heater shall usually tight construction, you must provide not be installed in a confined space additional fresh air. - Page 6 AIR FOR COMBUSTION 4. Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used. AND VENTILATION _______ Btu/Hr (maximum can support) Continued _______ Btu/Hr (actual amount used) DETERMINING FRESH-AIR FLOW Example: 51,200 Btu/Hr (maximum the FOR HEATER LOCATION space can support) 60,000 Btu/Hr (actual amount of...
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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 Continued heater will be located. Make sure mount- INSTALLING HEATER TO WALL ing bracket is level. Mounting Bracket WARNING: Maintain minimum Locate mounting bracket in heater carton. Re- clearances shown in Figure 8. If move mounting bracket from heater carton.
- Page 10 INSTALLATION Horizontal Slots Continued Mounting Attaching To Wall Stud Method Bracket For attaching mounting bracket to wall studs (attached to wall) 1. Drill holes at marked locations using 9/64" Stand-Out Tab drill bit. 2. Place mounting bracket onto wall. Line up last hole on each end of bracket with Figure 11 - Mounting Heater Onto 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 INSTALLATION 4. Check all joints from equipment shutoff valve to thermostat gas valve (see Figure Continued 17 or 18). Apply a noncorrosive leak de- PRESSURE TESTING GAS SUPPLY tection fluid to all joints. Bubbles forming PIPING SYSTEM show a leak. Test Pressures In Excess Of 1/2 PSIG 5.
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Page 14: Operating Heater
OpERATING HEATER Turn control knob Thermostat Models: counterclockwise to the PILOT FOR YOUR SAFETY READ position. Press in control knob for five (5) BEFORE LIGHTING seconds. Press in and turn control Manual Models: knob counterclockwise to the PI- WARNING: If you do not fol- LOT position. - 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
OpERATING HEATER • turn heater off (see To Turn Off Gas to Ap- pliance, page 15) Continued • see Troubleshooting, page 18 Slightly press in control knob and turn coun- Note: The pilot flame on natural gas units will terclockwise to the LOW, MED or HI have a slight curve, but flame should be blue positions (see Figure 22 or 23). -
Page 17: Cleaning And Maintenance
CLEANING AND 1. Shut off the unit, including the pilot. Allow the unit to cool for at least thirty min- MAINTENANCE utes. 2. Inspect burner, pilot for dust and dirt. WARNING: Turn off heater 3. Blow air through the ports/slots and holes and let cool before cleaning. -
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 1. Press in control knob fully goes out when control knob pressed in is released 2. Control knob not pressed in 2. After ODS/pilot lights, keep long enough control 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 VP16B, VP16TB VN18B, VN18TB • 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 VP16B, VN18B, VP26B, VN30B, VP16TB, VN18TB, VP26TB AND VN30TB 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
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
ILLUSTRATED pARTS BREAkDOwN AND pARTS LIST BURNER ASSEMBLY MODELS VP16B, VN18B, VP16TB AND VN18TB 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 VP26B, VN30B, VP26TB AND VN30TB 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 VP26TB and VN30TB Burner Assembly VP26B and VN30B NO.
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Page 26: Replacement Parts
Contact authorized dealers of this product. If they can’t supply original replacement part(s), either contact your nearest Parts Central (see page 27) or call DESA Heating Products at 1- 866-672-6040 for referral information. When calling DESA Heating Products, have ready •... -
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
LIMITED wARRANTIES FOR NEw AND FACTORY RECONDITIONED pRODUCTS DESA Heating Products warrants this heater and any parts thereof, to be free of defects New Products: in materials and workmanship for four (4) year from the date of first purchase, when operated and maintained in accordance with the manufacturer's instructions.
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