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UNVENTED (VENT-FREE)
PROPANE/LP GAS LOG HEATER
Also Design-Certified As A Vented Decorative Appliance
OWNER'S OPERATION AND INSTALLATION MANUAL
FLAME-MAX
Multi-Sided
Log Design
VYM27PR
Remote Control
Ready Model
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 per-
formed 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 and ventilation air must be
provided. Refer to Air for Combustion and Ventilation section on page 4 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
®
Save this manual for future reference.
®
WARNING: Improper installation, ad-
justment, alteration, service, or main-
tenance can cause injury or property
damage. Refer to this manual for cor-
rect installation and operational pro-
cedures. For assistance or additional
information consult a qualified installer,
service agency, or the gas supplier.
WARNING: This appliance is for instal-
lation only in a solid-fuel burning ma-
sonry or UL127 factory-built fireplace,
or in an approved ventless firebox. It is
design certified for these installations
in accordance with ANS Z21.11.2.
Exception: Do not install this appli-
ance in a factory-built fireplace that
includes instructions stating it has not
been tested or should not be used with
unvented gas logs.
®
Patent Pending
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Table of Contents
Related Manuals for Vanguard FLAME-MAX VYM27PR
Summary of Contents for Vanguard FLAME-MAX VYM27PR
- Page 1 Also Design-Certified As A Vented Decorative Appliance OWNER’S OPERATION AND INSTALLATION MANUAL FLAME-MAX ® Multi-Sided Log Design VYM27PR Remote Control Ready Model 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.
-
Page 2: Safety Information
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG 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, electrical shock, and carbon monoxide poisoning. -
Page 3: Product Identification
PRODUCT IDENTIFICATION ® Flame-Max VYM27PR Optional Remote Piezo Control Ignitor Flame Optional Selector Adjustment Switch Knob Figure 1 - Product Identification 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 ANS Z223.1, also known as NFPA 54*. -
Page 4: Air For Combustion And Ventilation
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and ven- tilation air. Read the following in- structions to insure proper fresh air for this and other fuel-burning appliances in your home. -
Page 5: Determining Fresh-Air Flow For Heater Location
3. Add the Btu/Hr of all fuel burning appliances in the space. Vent-free heater _____________ Btu/Hr Gas water heater* _____________ Btu/Hr Gas furnace _____________ Btu/Hr Vented gas heater _____________ Btu/Hr Gas fireplace logs _____________ Btu/Hr Other gas appliances* + _____________ Btu/Hr Total _____________ Btu/Hr * Do not include direct-vent gas appliances. - Page 6 VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER 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"...
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Page 7: Check Gas Type
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your pri- mary heating system. Do not in- stall this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. - Page 8 VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER INSTALLATION Continued NOTICE: Manual control heaters may be used as a vented product. If so, you must always run heater with chimney flue damper open. If running heater with damper open, noncombustible material above fireplace opening is not needed.
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Page 9: Mantel Clearances
INSTALLATION Continued MANTEL CLEARANCES In addition to meeting noncombustible ma- terial clearances, you must also meet re- quired clearances between fireplace open- ings and mantel shelf on each side of the fireplace. If you do not meet the clearances listed below, you will need a hood. DETERMINING MINIMUM MANTEL CLEARANCE If you meet minimum clearance between... -
Page 10: Installing Damper Clamp Accessory For Vented Operation
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented heater, appli- ance must be installed only in a solid-fuel burning fireplace with a working flue and constructed of noncombustible material. If your heater is a manually controlled model, you may use this heater as a vented product. -
Page 11: Connecting To Gas Supply
INSTALLATION Continued 7. Mark screw locations through one hole on each side of the mounting bracket (see Figure 12). If installing in a brick- bottom fireplace, mark screw locations in mortar joint of bricks. 8. Remove heater base from fireplace. If installing optional control accessories, do so at this time. -
Page 12: Checking Gas Connections
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER INSTALLATION Continued A.G.A. Design-Certified Manual Shutoff Valve With 1/8" NPT Tap* Approved Flexible Gas Hose (if allowed by local codes) Gas Control Figure 14 - Gas Connection * Purchase the optional A.G.A. design-certified manual shutoff valve from your dealer. See Accessories, page 24. -
Page 13: Installing Logs
INSTALLATION Continued INSTALLING LOGS WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. CAUTION: After installation and periodically thereafter, check to ensure that no flame comes in contact with any log. -
Page 14: Operating Heater
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER OPERATING HEATER FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result caus- ing property damage, personal injury or loss of life. A. -
Page 15: To Turn Off Gas To Appliance
OPERATING HEATER Continued 8. Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob. • If control knob does not pop out when released, contact a qualified service person or gas supplier for repairs. -
Page 16: Inspecting Burners
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER OPERATING HEATER Continued IMPORTANT: This remote control has been specially engineered to take an air temperature sample ev- ery 5.5 minutes in the AUTO mode. It will not respond immediately to the temperature setting being turned up or down. -
Page 17: Troubleshooting
TROUBLESHOOTING Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. 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... - Page 18 VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent walls or furniture...
- Page 19 TROUBLESHOOTING Continued • 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. Follow the gas supplier’s instructions.
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Page 20: Specifications
® Thermopile TECHNICAL SERVICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Techni- cal Service Department at 1-800-DESA LOG (1-800-337-2564). You can also visit DESA International’s technical services site www.desatech.com. -
Page 21: Cleaning And Maintenance
CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and circu- lating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a quali- fied service person. -
Page 22: Illustrated Parts Breakdown
VANGUARD FLAME-MAX UNVENTED PROPANE/LP GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN VYM27PR ® 104675... -
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 20 of this manual. VYM27PR 104675 OWNER’S MANUAL Part Number DESCRIPTION 104676-01 Log, Multi-Sided 103778-01 ODS Pilot (LP) - Page 24 ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA International’s Parts Department at 1-800-972-7879 for referral information. You can also write to the ad- dress listed on the back page of this manual.
- Page 25 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 104675...
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Page 26: Warranty Information
VENT-FREE PROPANE GAS LOG HEATERS DESA International warrants this product to be free from defects in materials and components for four (4) 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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