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VENT-FREE NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION
®
6000 BTU MANUALLY CONTROLLED MODELS
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.
BLUE FLAME
MANUAL
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Related Manuals for Desa BLUE FLAME BLUE FLAME VENT-FREE NATURAL GAS HEATER
Summary of Contents for Desa BLUE FLAME BLUE FLAME VENT-FREE NATURAL GAS HEATER
- Page 1 BLUE FLAME VENT-FREE NATURAL GAS HEATER OWNER’S OPERATION AND INSTALLATION ® 6000 BTU MANUALLY CONTROLLED MODELS 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
VANGUARD 6000 BTU NATURAL GAS HEATER SAFETY INFORMATION WARNINGS WARNING ICON G 001 IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, oper- ate, or service this heater. Im- proper use of this heater can cause serious injury or death from burns, fire, explosion, and car- bon monoxide poisoning. -
Page 3: Product Identification
PRODUCT IDENTIFICATION Front Panel Figure 1 - Vent-Free Natural Gas Heater LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code ANSI Z223.1 also known as NFPA 54*. - Page 4 VANGUARD 6000 BTU 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
VANGUARD 6000 BTU NATURAL GAS HEATER INSTALLING TO WALL NOTICE: A qualified service per- son must install heater. Follow all local codes. CHECK GAS TYPE Use only natural gas. If your gas supply is not natural, do not install heater. Call dealer where you bought heater for proper type heater. - 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" drill bit.
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Page 8: Connecting To Gas Supply
VANGUARD 6000 BTU 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 wellhead gas. IMPORTANT : Check gas line pressure before connecting heater to gas line. -
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 VANGUARD 6000 BTU NATURAL GAS HEATER OPERATING HEATER Continued LIGHTING INSTRUCTIONS 1. STOP! Read the safety information page 9, column 3. 2. Make sure manual shutoff valve is fully open. 3. Turn control knob clockwise Clockwise to the OFF position. Control Knob Ignitor Button PILOT...
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Page 11: Inspecting Burner
INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 17 shows a correct pilot flame pat- tern. Figure 18 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. -
Page 12: Troubleshooting
VANGUARD 6000 BTU NATURAL GAS HEATER TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when control knob is released WARNING: Turn off heater and... - Page 13 TROUBLE- SHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Yellow flame during burner combustion Slight smoke or odor during initial opera- tion Heater produces a whistling noise when burner is lit Heater produces a clicking/ticking noise just after burner is lit or shut off...
- Page 14 VANGUARD 6000 BTU NATURAL GAS HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM Heater produces unwanted odors Heater shuts off in use (ODS operates) Gas odor even when control knob is in OFF position Gas odor during combustion Moisture/condensation noticed on windows WARNING: If you smell gas •...
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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: Illustrated Parts List
VANGUARD 6000 BTU NATURAL GAS HEATER ILLUSTRATED PARTS LIST HEATER EXPLODED VIEW VN600B and CFN600B 12-1 12-2 ODS/PILOT 103113... -
Page 17: 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 15 of this manual. 12-1 098514-01 12-2 098594-01 103113 MODELS: VN600B and CFN600B PART NUMBER DESCRIPTION 098304-01 Screw, #10 x 3/8"... - Page 18 VANGUARD 6000 BTU NATURAL GAS HEATER NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 103113...
- Page 19 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 103113...
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Page 20: Warranty Information
VENT-FREE RESIDENTIAL GAS HEATERS DESA International warrants this product to be free from defects in materials and components for three (3) years and five (5) years on stainless steel burners from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.