Instruction/ maintenance manual of the product VMH26PRA Vanguard Heating
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Save this manual for future reference. OWNER’S OPERA TION AND INST ALLA TION MANUAL VENT -FREE PROP ANE/LP GAS COMP ACT CLASSIC HEAR TH ® FIREPLACE ® Shown with Optional Cabinet Mantel/Hearth Base.
2 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com DANGER: Carbon monoxide poisoning may lead to death! SAFETY INFORMA TION Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness, or nausea.
3 107034 OWNER’S MANUAL For more information, visit www.desatech.com PRODUCT FEA TURES SAFETY PILOT This fireplace has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff system. The ODS/pilot is a required feature for vent-free room fireplaces.
4 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com ASSEMBL Y WARNING: Always have branch support and screen in place before operating fireplace. This prevents excessive tempera- tures on fireplace surfaces.
5 107034 OWNER’S MANUAL For more information, visit www.desatech.com AIR FOR COMBUSTION AND VENTILA TION Today’s homes are built more energy effi- cient than ever. New materials, increased insulation, and new construction methods help reduce heat loss in homes.
6 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING FRESH-AIR FLOW FOR FIREPLACE LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space.
7 107034 OWNER’S MANUAL For more information, visit www.desatech.com Figure 6 - Ventilation Air from Outdoors Shown with Optional Mantel Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two per- manent openings: one within 12" of the ceiling and one within 12" of the floor.
8 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com CHECK GAS TYPE Use only propane/LP gas. If your gas supply is not propane/LP, do not install fireplace. Call dealer where you bought fireplace for proper type fireplace.
9 107034 OWNER’S MANUAL For more information, visit www.desatech.com Figure 10 - Attaching Fireplace to Wall Studs Nailing Flanges Nails or Wood Screws INST ALLA TION Continued 2. If installing GA3400T blower acces- sory , do so at this time. Follow instruc- tions included with blower accessory .
10 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com Assembling Brass Trim (Brass trim shipped with mantel) 1. Remove packaging from three remain- ing pieces of brass trim. 2. Locate two adjusting plates with set screws, and two shims in the hardware packet.
11 107034 OWNER’S MANUAL For more information, visit www.desatech.com 3 2 1 Continued Figure 15 - Removing Upper Louver Assembly and Branch Support INST ALLA TION Continued Blower Bracket Mounting H.
12 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com Red Red Fan Switch (Auto/Off/On) Blue Blue Thermostat Switch (N.
13 107034 OWNER’S MANUAL For more information, visit www.desatech.com CONNECTING TO GAS SUPPLY Figure 22 - External Regulator with Vent Pointing Down WARNING: A qualified ser- vice person must connect fire- place to gas supply. Follow all local codes.
14 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com INST ALLA TION Continued CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed • Phillips screwdriver • sealant (resistant to propane/LP gas, not provided) 1.
15 107034 OWNER’S MANUAL For more information, visit www.desatech.com ON POSITION OFF POSITION Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1. Disconnect fireplace and its individual equipment shutoff valve from gas sup- ply piping system.
16 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com OPTIONAL WALL MOUNTED THERMOSTAT - GWMT1 WARNING: Do not connect this thermostat to any electrical source! Electrical shock and/or fire hazard will occur.
17 107034 OWNER’S MANUAL For more information, visit www.desatech.com INST ALLA TION Continued Figure 33 - Connecting Wire Terminals OPTIONAL WALL SWITCH - GWMS2 WARNING: Do not connect this switch to any electrical source! Electrical shock and/or fire hazard will occur.
18 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com CAUTION: Do not try to adjust heating levels by using the equip- ment shutoff valve. WARNING: Make sure the selector switch is in the OFF po- sition when you are away from home for long periods of time.
19 107034 OWNER’S MANUAL For more information, visit www.desatech.com OPERA TING FIREPLACE Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. T urn contr ol knob clockwise to the OFF position. 2a. Set selector switch in the OFF position. 2b .
20 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com Figure 41 - Correct Pilot Flame Pattern Pilot Burner Thermocouple Figure 42 - Incorrect Pilot Flame Pattern Check pilot flame pattern and burner flame patterns often.
21 107034 OWNER’S MANUAL For more information, visit www.desatech.com CLEANING AND MAINTENANCE CABINET Air Passageways • Use a vacuum cleaner or pressurized air to clean. Exterior • Use a soft cloth dampened with a mild soap and water mixture. W ipe the cabi- net to remove dust.
22 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com TROUBLESHOOTING WARNING: Turn off 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.
23 107034 OWNER’S MANUAL For more information, visit www.desatech.com OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combustion Slight.
24 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com 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.
25 107034 OWNER’S MANUAL For more information, visit www.desatech.com TECHNICAL SER VICE 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.
26 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com ILLUSTRA TED PA R T S BREAKDOWN VMH26PRA 39 37 38 22 40 28 30 12 7 35 25 10 4 9 7 23 1 2 8 4 4 14 6.
27 107034 OWNER’S MANUAL For more information, visit www.desatech.com P ARTS LIST VMH26PRA KEY NO. PART NO. DESCRIPTION QTY. 1 102633-02CK Outer Casing Top 1 2 102624-02 Outer Casing 1 3 099230-02 S.
28 107034 COMP ACT CLASSIC HEARTH FIREPLACE VMH26PRA ® For more information, visit www.desatech.com 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.
29 107034 OWNER’S MANUAL For more information, visit www.desatech.com AUTO ON OFF COOLER WARMER TEMP RECEIVER AND HAND-HELD THERMOSTAT REMOTE CONTROL KIT - GHRCT SERIES For all models. Allows the gas log heater to be operated in a manually or thermostati- cally controlled mode.
2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com INTERNA TIONAL 107034-01 REV. B 09/00 LIMITED WARRANTY VENT-FREE PROPANE/LP GAS COMPACT CLASSIC HEARTH ® FIREPLACE D.
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If you already are a holder of Vanguard Heating VMH26PRA, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Vanguard Heating VMH26PRA.
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