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Desa HDCFTN Owner's Operation And Installation Manual

Vent-free compact fireplace
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OWNER'S OPERATION AND INSTALLATION MANUAL
Shown with Optional
Cabinet Mantel/Hearth
Base Accessory
HDCFTP, HDCFTN, CGCFTP AND CGCFTN
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.
VENT-FREE COMPACT FIREPLACE
14,000 to 26,000 Btu/Hr with Thermostat
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  • Page 1 OWNER’S OPERATION AND INSTALLATION MANUAL Shown with Optional Cabinet Mantel/Hearth Base Accessory HDCFTP, HDCFTN, CGCFTP AND CGCFTN 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: This product con- tains and/or generates chemicals known to the state of California to cause cancer or birth defects or other reproductive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, op- erate or service this fireplace. Improper use of this fireplace can cause serious injury or death from burns, fire, explo-...

  • Page 4: Local Codes

    SAFETY INFORMATION Continued 1. 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. 2. Do not place propane/LP supply tank(s) inside any structure. Locate propane/LP supply tank(s) outdoors (propane/LP units only).

  • Page 5: Product Features

    PRODUCT FEATURES SAFETY PILOT This fireplace has a pilot with an Oxygen Deple- tion Sensing (ODS) safety shutoff system. The ODS/pilot is a required feature for vent-free room fireplaces. The ODS/pilot shuts off the fireplace if there is not enough fresh air. PIEZO IGNITION SYSTEM This fireplace has a piezo ignitor.

  • Page 6: Air For Combustion And Ventilation

    ASSEMBLY Continued Assembling Hood 1. Locate four black phillips sheet metal screws from the hardware packet. 2. Rotate hood as shown in Figure 4. Make sure hood tabs point toward fireplace. 3. Insert hood tabs between baffle and louvers (see Figure 4). 4.
  • Page 7 AIR FOR COMBUSTION AND VENTILATION Continued Unusually tight construction is defined as construction where: a. walls and ceilings exposed to the out- side atmosphere have a continuous water vapor retarder with a rating of one perm (6 x 10-11 kg per pa-sec-m2) or less with openings gasketed or sealed and b.

  • Page 8: Installation

    AIR FOR COMBUSTION AND VENTILATION Continued If the actual Btu/Hr used is less than the maximum Btu/Hr the space can support, the space is an un- confined space. You will need no additional WARNING: If the area in which the heater may be oper- ated is smaller than that defined as an unconfined space or if the building is of unusually tight...

  • Page 9: Locating Fireplace

    INSTALLATION Continued Note: Your fireplace is designed to be used in zero clearance installations. Wall or framing material can be placed directly against any exterior surface of your fireplace, except where standoff spacers are integrally attached. If standoff spacers are attached to your fireplace, these spacers can be placed directly against wall or framing materials.
  • Page 10 INSTALLATION Continued CAUTION: This fireplace cre- ates warm air currents. These currents move heat to wall sur- faces next to fireplace. Installing fireplace next to vinyl or cloth wall coverings or operating fireplace where impurities (such as, but not limited to, tobacco smoke, aromatic candles, clean- ing fluids, oil or kerosene lamps, etc.) in the air exist, may discolor...
  • Page 11 INSTALLATION Continued 2. If installing GA3450T blower accessory, do so at this time. Follow instructions included with blower accessory. Note: If not installing blower accessory, you may wish to run electri- cal wiring to your fireplace for future blower installation (see Accessories, page 30). Use only approved three-wire electrical wiring.
  • Page 12 INSTALLATION Continued MANTEL CLEARANCES FOR BUILT- IN INSTALLATION If placing mantel above built-in fireplace, you must meet minimum clearance between mantel shelf and top of fireplace opening. NOTICE: Surface temperatures of adjacent walls and mantels become hot during operation. Walls and mantels above the firebox may become hot to the touch.
  • Page 13 INSTALLATION Continued " Screw Wood Base Figure 14 - Attaching Wood Base to Floor 111044-01F www.desatech.com...
  • Page 14 INSTALLATION Continued Removing Valve Cover Shield 1. Open bottom louver assembly by swinging the assembly down (see Figure 17). 2. Using short Phillips screwdriver, remove the screw under the center of the branch support. Rotate valve cover shield clockwise and slide out.
  • Page 15 INSTALLATION Continued 9. Install the switch plate on the valve cover shield with 2 #10 screws provided (see Figure 19). Reinstall the valve cover shield. Route power cord out of the cabinet by inserting it through the bushing on the outer casing (see Figure 18, page 14).
  • Page 16 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 un- dersized cord will cause a drop in line voltage.
  • Page 17 INSTALLATION Continued Installation must include an equipment shutoff valve, union and plugged 1/8" NPT tap. Locate NPT tap within reach for test gauge hook up. NPT tap must be upstream from fireplace (see Figure 24). IMPORTANT: Install an equipment shutoff valve in an accessible location.
  • Page 18 INSTALLATION Continued 4. Apply pipe joint sealant lightly to male threads of gas connector attached to flexible gas line/ equipment shutoff valve (see Figure 26). 5. Check all gas connections for leaks. See Checking Gas Connections. 6. Replace branch support back into fireplace. Feed flexible gas line into fireplace base area while replacing branch support.

  • Page 19: Operating Fireplace

    INSTALLATION Continued Equipment Shutoff Valve Propane/LP Supply Tank Figure 28 - Checking Gas Joints Shown with Optional Mantel (Propane/LP Gas) Gas Meter Figure 29 - Checking Gas Joints Shown with Optional Mantel (Natural Gas) PRESSURE TESTING FIREPLACE GAS CONNECTIONS 1. Open equipment shutoff valve (see Figure 27, page 18).
  • Page 20 OPERATING FIREPLACE Continued LIGHTING INSTRUCTIONS WARNING: You must operate this fireplace with the fireplace screen in place. Make sure fire- place screen is installed before running fireplace. NOTICE: During initial operation of new fireplace, burning logs will give off a paper-burning smell.

  • Page 21: Inspecting Burner

    OPERATING FIREPLACE Continued THERMOSTAT CONTROL OPERATION The thermostatic control used on this fireplace differs from standard thermostats. Standard thermostats simply turn on and off the burner. The thermostat used on this fireplace senses the room temperature. The thermostat adjusts the amount of gas flow to the burner.

  • Page 22: Cleaning And Maintenance

    CLEANING AND MAINTENANCE WARNING: Turn off fireplace and let cool before cleaning. CAUTION: You must keep control areas, burner and cir- culating air passageways of fireplace clean. Inspect these areas of fireplace before each use. Have fireplace inspected yearly by a qualified service person.

  • Page 23: Troubleshooting

    WARNING: Turn off and unplug fireplace and let cool before servicing. Only a qualified service person should service and repair fireplace. 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 When ignitor button is pressed, there is no spark at ODS/pilot...
  • Page 24 OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is re- leased Burner does not light after ODS/ pilot is lit Delayed ignition of burner Burner backfiring during com- bustion TROUBLESHOOTING Continued POSSIBLE CAUSE 1. Control knob not fully pressed 2.
  • Page 25 OBSERVED PROBLEM Yellow flame during burner combustion Slight smoke or odor during initial operation Fireplace produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent walls or furniture 111044-01F TROUBLESHOOTING Continued POSSIBLE CAUSE 1.
  • Page 26 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: Specifications

    If so, contact DESA Heating Productsʼ Technical Service Department at 1-866-672-6040. When calling, please have your model and serial numbers of your heater ready. You can also visit DESA Heating Productsʼ techni- cal service web site at www.desatech.com. www.desatech.com HDCFTN...

  • Page 28: Illustrated Parts Breakdown And Parts List

    ILLUSTRATED PARTS BREAKDOWN MODELS CGCFTP, CGCFTN, HDCFTP AND HDCFTN www.desatech.com 12-1 111044-01F...

  • Page 29: Parts List

    107154-01 104313-01 104313-02 M10908-2 103734-01 097809-03 101006-02 098304-03 M10908-75 113901-01 101054-01 100563-01 103470-01 111044-01F PARTS LIST HDCFTN CGCFTN DESCRIPTION 102633-02 Outer Casing Top 102624-02 Outer Casing 099230-02 Shoulder Screw 098304-01 Screw, #10 x 3/8" 109824-05 Burner 103209-01 Louvered Door 102635-02...

  • Page 30: Accessories

    Purchase these fireplace accessories from your local dealer or Parts Central (see page 26). If they cannot supply these accessories call DESA Heating Productsʼ Sales Department at 1-866-672-6040 for referral information. You can also write to the ad- dress listed on the back page of this manual.

  • Page 31: Parts Centrals

    These Parts Centrals are privately owned businesses. They have agreed to support our customerʼs needs by providing original replacement parts and accessories. Tools & Equipment Co. 5 Manila Ave Hamden, CT 06514-0322 1-800-397-7553 203-248-7553 Portable Heater Parts 342 N. County Rd. 400 East Valparaiso, IN 46383-9704 All States 219-462-7441...

  • Page 32: Warranty Information

    We make no other warranty, expressed or implied. VENT-FREE COMPACT FIREPLACE DESA Heating Products warrants this product to be free from defects in materials and components for two (2) 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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