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VENT-FREE PROPANE/LP GAS
COMPACT CLASSIC HEARTH
OWNER'S OPERATION AND INSTALLATION MANUAL
VMH26PR
15,000 to 26,000 Btu/Hr
Remote Control Ready
WARNING: If the information in this manual is not
followed exactly, a fire or explosion may result caus-
ing 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.
This appliance may be installed in an aftermarket*, permanently located, manufactured (mobile)
home, where not prohibited by local codes.
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.
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
Save this manual for future reference.
®
®
FIREPLACE
Shown with Optional
Cabinet Mantel/Hearth
Base Accessory
WARNING: Improper installation,
adjustment, alteration, service, or
maintenance can cause injury or
property damage. Refer to this
manual for correct installation and
operational procedures. For as-
sistance or additional information
consult a qualified installer, ser-
vice agency, or the gas supplier.
WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it is
installed. Provisions for ad-
equate combustion and ventila-
tion air must be provided. Refer
to Air for Combustion and Venti-
lation section on page 5 of this
manual.
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Table of Contents
Related Manuals for Desa Vanguard VMH26PR
Summary of Contents for Desa Vanguard VMH26PR
- Page 1 VENT-FREE PROPANE/LP GAS COMPACT CLASSIC HEARTH OWNER’S OPERATION AND INSTALLATION MANUAL VMH26PR 15,000 to 26,000 Btu/Hr Remote Control Ready WARNING: If the information in this manual is not followed exactly, a fire or explosion may result caus- ing property damage, personal injury, or loss of life.
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Page 2: Safety Information
2. Do not place propane/LP supply tank(s) inside any structure. Locate propane/ LP supply tank(s) outdoors. VMH26PR 3. If you smell gas • shut off gas supply • do not try to light any appliance • do not touch any electrical switch;... -
Page 3: Product Identification
PRODUCT IDENTIFICATION Control Knob Ignitor Button Selector Switch (Optional) Figure 1 - Vent-Free Propane/LP Gas Compact Fireplace LOCAL CODES Install and use fireplace 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 Slip top of hood between middle rail and top of firebox wrapper (see Figure 3). 3. Attach four #10-3/8" hood screws as shown in Figure 3. VMH26PR Back Log Screw Screen Figure 2 - Assembling Fireplace...
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Page 5: Air For Combustion And Ventilation
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 6 National Fuel Gas Code, ANS Z223.1, 1992, Section 5.3 or applicable local codes. VMH26PR Example: Gas water heater...
- Page 7 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 4).
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Page 8: Check Gas Type
See Air for Combustion and Ventilation, pages 5 through 7. VMH26PR Note: Your Vanguard fireplace is designed to be used in zero clearance installations. Wall or framing material can be placed... -
Page 9: Built-In Fireplace Installation
INSTALLATION Continued BUILT-IN FIREPLACE INSTALLATION Built-in installation of this fireplace involves installing fireplace into a framed-in enclo- sure. This makes the front of fireplace flush with wall. An optional brass trim kit acces- sory is available (see Accessories, pages 26 and 27). -
Page 10: Optional Mantel Installation
(see Attaching Wood Base to Solid Floor, page 13). 11. Install gas line. See Connecting To Gas Supply, page 13. VMH26PR 12. Check for leaks. See Checking Gas Connections, page 15. 13. Place mantel around fireplace. Be care- ful not to damage wall or mantel. - Page 11 INSTALLATION Continued INSTALLING BLOWER ACCESSORY GA3400T Removing Upper Louver Assembly To install the blower accessory, you must first remove the upper louver assembly. Lift screen off heater and remove log set. 2. Remove 2 screws from each side of branch support and pull branch support out (see Figure 15).
- Page 12 White White Green Green Figure 18 - Wiring Diagram For Blower Accessory Standard Installation VMH26PR For Built-In Installation WARNING: A licensed electri- cian must connect the wiring har- ness to electrical supply follow- ing all local codes. Electrician must provide a clamp on the box cover to secure the wiring.
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Page 13: Connecting To Gas Supply
INSTALLATION Continued Extension Cord Use extension cord if needed. The cord must have a three-prong, grounding plug and a three-hole receptacle. Make sure cord is in good shape. It must be heavy enough to carry the current needed. An undersized cord will cause a drop in line voltage. -
Page 14: Connecting Fireplace To Gas Supply
2. CAUTION: Avoid damage to regulator. Hold gas regulator with wrench when connecting it to gas piping and/or fittings. VMH26PR Shoulder Screw Figure 24 - Removing Branch Support From Fireplace Manual Shutoff Valve To Gas... -
Page 15: Checking Gas Connections
INSTALLATION Continued 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 16 Figure 28 - Switch Plate and Wiring Harness Receiver Terminal Wires Battery Clip 9-Volt Battery Figure 29 - Attaching Battery to Receiver VMH26PR Black Wire Wire Harness* Wires from Valve Black Wire Figure 30 - Installing Remote Receiver * Wire harness provided in the fireplace hardware pack.
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Page 17: Optional Wall Switch
INSTALLATION Continued 6. Connect one bare wire end to each ter- minal (“W” and “R”) of the thermostat base (see Figure 34). 7. Install the base onto the wall with the provided screws. 8. Move the temperature adjustment back and forth to insure the bimetal is free from restrictions. -
Page 18: Operating Fireplace
VMH26PR LIGHTING INSTRUCTIONS WARNING: You must operate this fireplace with the fireplace screen in place. -
Page 19: To Turn Off Gas To Appliance
OPERATING FIREPLACE Continued Pilot Burner Ignitor Electrode Figure 36 - Pilot TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. Turn control knob clockwise to the OFF position. 2a. Set selector switch in the OFF position. 2b. If Using Optional Hand-Held Re- mote: Set selector switch in the OFF position to keep from draining battery. -
Page 20: Operating Blower
Pilot and the Heat Setting that has been Selected. Figure 38 - Thermostat Hand-Held Remote Control Unit Selections (GHRCT only) VMH26PR GWMT1 WALL MOUNTED THERMOSTAT (OPTIONAL) Make sure the heater switch is on AUTO and set the temperature adjustment on wall thermostat to the desired setting. -
Page 21: Inspecting Burners
INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 40 shows a correct pilot flame pat- tern. Figure 41 shows an incorrect pilot flame pattern. The incorrect pilot flame is not properly heating the thermocouple. When the thermocouple cools, the heater will shut down. -
Page 22: Troubleshooting
® COMPACT CLASSIC HEARTH FIREPLACE 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... - Page 23 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 Remote does not function 104323...
- Page 24 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 VMH26PR WARNING: If you smell gas POSSIBLE CAUSE 1. Metal expanding while heating or con- tracting while cooling 1.
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Page 25: Cleaning And Maintenance
If so, contact your local propane/LP gas supplier. TECHNICAL SERVICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Techni- cal Service Department at 1-800-323-5190. You can also visit DESA International’s Technical Services site www.desatech.com. - Page 26 ACCESSORIES Purchase these fireplace accessories from your local dealer. If they cannot supply these accessories call DESA International’s Sales Department at 1-800-458-2472 for referral information. You can also write to the ad- dress listed on the back page of this manual.
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Page 27: Specifications
If they can’t supply original replacement part(s) call DESA International’s Technical Service Department at 1-800-323-5190 for referral information. When calling DESA International, have ready • your name • your address • model and serial numbers of your fireplace • how fireplace was malfunctioning •... -
Page 28: Illustrated Parts Breakdown
® COMPACT CLASSIC HEARTH FIREPLACE ILLUSTRATED PARTS BREAKDOWN VMH26PR VMH26PR 27-1 27-2 104323... -
Page 29: Parts List
PARTS LIST VMH26PR This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 27 of this manual. 104323 OWNER’S MANUAL KEY NO. PART NO. DESCRIPTION 102633-02CK Outer Casing Top... -
Page 30: Warranty Information
VENT-FREE PROPANE/LP GAS COMPACT CLASSIC HEARTH DESA International warrants this product to be free from defects in materials and components for four (4) 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.