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INFRARED VENT-FREE NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
®
MODELS: VN6C AND VN10
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 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 qualified installer, service agency, or the
gas supplier.
WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which
it is installed. Provisions for adequate combustion must be provided. Refer to page 3 of this
manual.
This appliance may be installed in an aftermarket* manufactured (mobile) home, where not
prohibited by state or local codes.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
This appliance is only for use with the type of gas indicated on the rating plate. This appliance
is not convertible for use with other gases.
Save this manual for future reference.
®
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Related Manuals for Desa Vanguard VN10
Summary of Contents for Desa Vanguard VN10
- Page 1 INFRARED VENT-FREE NATURAL GAS HEATER OWNER’S OPERATION AND INSTALLATION MANUAL ® MODELS: VN6C AND VN10 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.
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Page 2: Safety Information
Follow the gas supplier’s instructions • if you cannot reach your gas supplier, call the fire department Heater model VN10 shall not be in- stalled in a bathroom. Never install the heater • in a recreational vehicle •... -
Page 3: Product Identification
PRODUCT IDENTIFICATION Front Panel Figure 1 - Vent-Free Natural Gas Heater (Model VN10 Shown) LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of National Fuel Gas Code ANSI Z223.1, also known as NFPA... -
Page 4: Determining Fresh-Air Flow For Heater Location
VANGUARD VN6C AND VN10 NATURAL GAS HEATER AIR FOR COMBUSTION AND VENTILATION Continued UNUSUALLY TIGHT CONSTRUCTION The air that leaks around doors and win- dows may provide enough fresh air for combustion and ventilation. However, in buildings of unusually tight construction, you must provide additional fresh air. - Page 5 AIR FOR COMBUSTION AND VENTILATION 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 pro- vide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the wall connecting the two spaces (see options 1 and 2, Figure 2).
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Page 6: Installing To Wall
4. If you can, provide greater clear- ances from floor, ceiling, and join- ing wall. WARNING: Never install the heater • in a bathroom (VN10 only) • in a recreational vehicle • where curtains, furniture, clothing, or other flammable objects are less than 36 inches... - Page 7 INSTALLING TO WALL Continued INSTALLING TWO MOUNTING SCREWS Note: Wall anchors and mounting screws are in hardware package. The hardware pack- age 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"...
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Page 8: Connecting To Gas Supply
VANGUARD VN6C AND VN10 NATURAL GAS HEATER CONNECTING TO GAS SUPPLY NOTICE: A qualified service per- son must connect heater to gas supply. Follow all local codes. WARNING: Never connect heater to private (non-utility) gas wells. This gas is commonly known as well-head gas. -
Page 9: Checking Gas Connections
CHECKING GAS CONNECTIONS WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. -
Page 10: Lighting Instructions
1. Slightly press in control knob and turn counterclockwise C-clockwise LOW or HIGH positions (VN10) or ON position (VN6C). IMPORTANT: Release downward pressure while turning control knob. Control knob will lock at the desired position. -
Page 11: Inspecting Burner
Figure 20 shows a correct burner flame pattern. Figure 21 shows an incorrect burner flame pattern. Figure 20 - Correct Burner Flame Pattern (Model VN10 Shown) Figure 21 - Incorrect Burner Flame Pattern (Model VN10 Shown) If burner flame pattern is incorrect, as shown... -
Page 12: Troubleshooting
VANGUARD VN6C AND VN10 NATURAL GAS HEATER TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed and control knob is pressed in and turned to the PILOT position, there is no spark at ODS/pilot... - Page 13 TROUBLESHOOTING Continued OBSERVED PROBLEM Burner(s) does not light after ODS/pilot is Delayed ignition of burner(s) Burner backfiring during combustion Burner plaque(s) does not glow Slight smoke or odor during initial opera- tion Heater produces a clicking/ticking noise just after burner is lit or shut off WARNING: If you smell gas •...
- Page 14 VANGUARD VN6C AND VN10 NATURAL GAS HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM Heater produces unwanted odors Heater shuts off in use (ODS operates) WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance.
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Page 15: Specifications
If they cannot sup- ply original replacement part(s), call DESA International’s Technical Service Depart- ment at 1-800-323-5190 for referral infor- mation. When contacting your dealer or DESA In- ternational, have ready: • your name • your address • model number of your heater •... -
Page 16: Parts List
VANGUARD VN6C AND VN10 NATURAL GAS HEATER PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 15 of this manual. VN6C PART NUMBER DESCRIPTION 098304-01 Screw, #10 x 3/8"... - Page 17 PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 15 of this manual. VN10 PART NUMBER DESCRIPTION 098304-01 Screw, #10 x 3/8" 099467-03 Front Panel Assembly...
- Page 18 VANGUARD VN6C AND VN10 NATURAL GAS HEATER NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________...
- Page 19 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 101851...
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Page 20: Warranty Information
VANGUARD VENT-FREE RESIDENTIAL GAS HEATERS DESA International warrants this product to be free from defects in materials and components for three (3) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.
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