Table of Contents
Advertisement
Quick Links
VENT-FREE COMPACT FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
Shown with Optional Cabinet Mantel/Hearth Base Accessory
MODELS VMH26TPC AND VMH26TNC
14,000 to 26,000 Btu/Hr with Thermostat
WARNING: If the information in this manual is not fol-
lowed 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 quali-
fied installer, service agency, or the gas supplier.
For more information, visit www.desatech.com
Save this manual for future reference.
®
Advertisement
Table of Contents
Related Manuals for Desa Vanguard VMH26TPC
Summary of Contents for Desa Vanguard VMH26TPC
- Page 1 VENT-FREE COMPACT FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL Shown with Optional Cabinet Mantel/Hearth Base Accessory MODELS VMH26TPC AND VMH26TNC 14,000 to 26,000 Btu/Hr with Thermostat WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing property damage, personal injury, or loss of life.
-
Page 2: Table Of Contents
WARNING: Improper installation, adjustment, altera- tion, service, or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency, or the gas supplier. WARNING: This is an unvented gas-fired heater. -
Page 3: Safety Information
SAFETY INFORMATION WARNING: Do not use a blower insert, heat exchanger WARNING: This product con- tains and/or generates chemicals insert, or other accessory not known to the state of California approved for use with this fire- to cause cancer or birth defects, place. -
Page 4: Local Codes
SAFETY INFORMATION 13. Do not use fireplace if any part has been under water. Immediately call a qualified service Continued technician to inspect the room fireplace and to 3. If you smell gas replace any part of the control system and any •... -
Page 5: Product Features
PRODUCT FEATURES ASSEMBLY SAFETY PILOT WARNING: Always have This fireplace has a pilot with an Oxygen Deple- branch support and screen in tion Sensing (ODS) safety shutoff system. The place before operating fireplace. ODS/pilot is a required feature for vent-free room This prevents excessive temper- fireplaces. -
Page 6: Air For Combustion And Ventilation
ASSEMBLY Continued 5. Reattach screen by placing the notches in the screen frame over the shoulder screws and pushing down. Assembling Hood 1. Locate four black phillips sheet metal screws from the hardware packet. 2. Rotate hood as shown in Figure 3. Make sure hood tabs point toward fireplace. - Page 7 AIR FOR COMBUSTION DETERMINING FRESH-AIR FLOW FOR FIREPLACE LOCATION AND VENTILATION Continued Determining if You Have a Confined or Unconfined Space Unusually tight construction is defined as Use this work sheet to determine if you have a construction where: confined or unconfined space. a.
-
Page 8: Combustion And Ventilation Air
AIR FOR COMBUSTION AND VENTILATION 12" Continued A. Rework worksheet, adding the space of an adjoin- Ventilation Grills ing room. If the extra space provides an unconfined Into Adjoining Room, Ventilation Option 2 Grills space, remove door to adjoining room or add into Adjoining Remove Room,... -
Page 9: Installation
INSTALLATION IMPORTANT: Vent-free fireplaces add moisture to the air. Although this is beneficial, installing fire- NOTICE: This heater is intended place in rooms without enough ventilation air may for use as supplemental heat. cause mildew to form from too much moisture. See Air for Combustion and Ventilation, page 6. -
Page 10: Locating Fireplace
INSTALLATION Note: When installing fireplace directly on carpet- ing, tile or other combustible material, other than Continued wood flooring, the fireplace shall be installed on a LOCATING FIREPLACE metal or wood panel extending the full width and depth of the fireplace. WARNING: Maintain the CAUTION: If you install the minimum clearances shown... - Page 11 INSTALLATION WARNING: Do not allow any Continued combustible/noncombustible materials to overlap the firebox WARNING: If pre-wiring, do front facing. not connect wiring to any electri- cal source at this time. WARNING: Do not allow Install fireplace electrical outlet noncombustible materials to and connect wiring to outlet cover any necessary openings before connecting to electrical...
-
Page 12: Optional Mantel Installation
INSTALLATION OPTIONAL MANTEL INSTALLATION Refer to instructions provided with the mantel Continued for assembly instructions. Refer to the follow- Mantel Clearances for Built-In ing instructions for system installation. Refer to Installation instructions on page 6 for hood assembly. Blower If placing mantel above built-in fireplace, you accessory should be installed prior to mantel if must meet minimum clearance between mantel it is being used (see Installing Optional Blower... - Page 13 INSTALLATION Continued 11. Place metal trim on shoulder screws located on the side and top of the fireplace (see Assem- bling Perimeter Trim). Firmly snap trim over shoulder screws. Align fireplace in mantel assembly so the trim overlaps mantel evenly on all three sides.
- Page 14 INSTALLATION Continued Branch Support Shoulder Screw Valve Cover Remove Shield Screw Bottom Louver Snap Bushings Assembly Figure 16 - Removing Valve Cover Shield www.desatech.com 113111-01D...
- Page 15 INSTALLATION Continued Valve Cover Shield Switch Screw Plate Figure 18 - Installing Switch Plate to Valve Cover Shield Figure 20 - Installing Blower Bracket Assembly 113111-01D www.desatech.com...
- Page 16 INSTALLATION CAUTION: Use only new, Continued black iron or steel pipe. Inter- nally-tinned copper tubing may be used in certain areas. Check your local codes. Use pipe of 1/2" or greater diameter to allow proper gas volume to fireplace. If pipe is too small, undue loss of volume will occur.
- Page 17 INSTALLATION Continued Shoulder Screw Screen Branch Shipping Support Screw Flexible Gas Line Screen Figure 23 - Removing Log Base Assembly From Fireplace 113111-01D www.desatech.com...
- Page 18 INSTALLATION Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) Continued 1. Close equipment shutoff valve (see Figure 25). CHECKING GAS CONNECTIONS 2. Pressurize supply piping system by either opening propane/LP supply tank valve for WARNING: Test all gas piping propane/LP gas or opening main gas valve and connections, internal and located on or near gas meter for natural gas,...
-
Page 19: Operating Fireplace
INSTALLATION C. Use only your hand to push in or turn the gas control knob. Never use tools. If the Continued knob will not push in or turn by hand, donʼt PRESSURE TESTING FIREPLACE GAS try to repair it, call a qualified service tech- CONNECTIONS nician or gas supplier. - Page 20 OPERATING FIREPLACE Continued 6. With control knob pressed in, push down and release ignitor button. This will light pilot. The pilot is attached to the front of burner. If needed, keep pressing ignitor button until pilot lights. Note: If pilot does not stay lit, refer to Troubleshooting, page 23.
-
Page 21: Inspecting Burner
OPERATING FIREPLACE Pilot Burner Thermocouple Continued OPERATING BLOWER This blower has three settings: ON, OFF, and AUTO. In the ON position, the blower will oper- ate constantly. In the OFF position, the blower Figure 31 - Correct Pilot Flame Pattern will not operate. -
Page 22: Cleaning And Maintenance
CLEANING AND 4. Check the injector holder located at the end of the burner tube again. Remove any large MAINTENANCE particles of dust, dirt, lint, or pet hair with a soft cloth or vacuum cleaner nozzle. WARNING: Turn off fireplace 5. -
Page 23: Troubleshooting
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. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY... - Page 24 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame 1. Control knob not fully pressed 1. Press in control knob fully goes out when control knob is released 2. Control knob not pressed in 2. After ODS/pilot lights, keep long enough control knob pressed in 30 seconds...
- Page 25 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Slight smoke or odor during 1. Residues from manufacturing 1. Problem will stop after a few initial operation processes hours of operation Fireplace produces a whistling 1. Turning control knob to HI 1. Turn control knob to LO noise when burner is lit position when burner is cold position and let warm up for...
- Page 26 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. • Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions.
-
Page 27: Service Hints
SPECIFICATIONS VMH26TPC VMH26TNC • Rating (Variable): 140/26,000Btu/Hr • Rating (Variable): 14/26,000Btu/Hr • Gas Type: Propane/LP Gas Only • Gas Type: Natural Gas Only • Ignition: Piezo • Ignition: Piezo • Pressure Regulator Setting: 8" W.C. • Pressure Regulator Setting: 3" W.C. -
Page 28: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN MODELS VMH26TPC (SHOWN) AND VMH26TNC 12-1 www.desatech.com 113111-01D... -
Page 29: Parts List
PARTS LIST 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. NO. PART NO. DESCRIPTION 102633-02 Outer Casing Top • • 102624-02 Outer Casing •... -
Page 30: Accessories
ACCESSORIES NOTICE: All accessories may not be available for all fireplace models. Purchase these fireplace accessories from your lo- cal dealer. If they cannot supply these accessories call DESA Heating Productsʼ Sales Department at THERMOSTATICALLY - 1-866-672-6040 for referral information. You can CONTROLLED BLOWER KIT also write to the address listed on the back page GA3450TA... - Page 31 ACCESSORIES Continued CLEANING KIT - GCK (Not Shown) Your vent-free gas appliance requires regular cleaning and maintenance to prevent performance problems. This kit gives you the tools and instruc- tions to make it easy to clean all critical areas of your appliance.
-
Page 32: Warranty Information
WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty.