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UNVENTED (VENT-FREE) GAS COMPACT CLASSIC HEARTH
OWNER'S OPERATION AND INSTALLATION MANUAL
Shown with Optional Cabinet Mantel/Hearth Base Accessory
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
DUAL BURNER FIREPLACE
THERMOSTAT MODELS
VDCFTNA AND VDCFTPA
REMOTE-READY MODELS
VDCFRPA AND VDCFRNA
Save this manual for future reference.
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Related Manuals for Desa VDCFRNA
Summary of Contents for Desa VDCFRNA
- Page 1 — Installation and service must be performed by a quali- fied installer, service agency or the gas supplier. Save this manual for future reference. For more information, visit www.desatech.com THERMOSTAT MODELS VDCFTNA AND VDCFTPA REMOTE-READY MODELS VDCFRPA AND VDCFRNA ®...
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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 SAFETY INFORMATION Continued 1. This appliance is only for use with the type of gas indicated on the rating plate. This ap- pliance is not convertible for use with other gases. 2. Do not place propane/LP supply tank(s) in- side any structure. Locate propane/LP supply tank(s) outdoors.
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Page 5: Product Identification
PRODUCT IDENTIFICATION Screen Ignitor Button 113133-01B Fireplace Cabinet Control Knob www.desatech.com... -
Page 6: Hood Assembly
HOOD ASSEMBLY WARNING: Always have screen in place before operating fireplace. This prevents exces- sive temperatures on fireplace surfaces. WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this fireplace may result in prop- erty damage or personal injury. - Page 7 AIR FOR COMBUSTION AND VENTILATION Continued PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFPA 54, Section 5.3, Air for Combustion and Ventilation. All spaces in homes fall into one of the three fol- lowing ventilation classifications: 1.
- Page 8 AIR FOR COMBUSTION AND VENTILATION Continued Example: Gas water heater + 10,000 Vent-free fireplace = 40,000 Total Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used. _________ Btu/Hr (maximum the space can support) _________ Btu/Hr (actual amount of Btu/Hr used) Example: 35,840 Btu/Hr (maximum the space can support) 40,000 Btu/Hr (actual amount of...
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Page 9: Installation
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your pri- mary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. - Page 10 INSTALLATION Continued INSTALLATION ITEMS Before installing fireplace, make sure you have the items listed below. • external regulator (supplied by installer, for propane/LP units only) • piping (check local codes) • sealant (resistant to propane/LP gas) • equipment shutoff valve * •...
- Page 11 INSTALLATION Continued BUILT-IN FIREPLACE INSTALLATION Built-in installation of this fireplace involves installing fireplace into a framed-in enclosure. This makes the front of fireplace flush with wall. An optional trim kit accessory is available (see Accessories, page 40). Trim will extend past sides of fireplace approximately 1/2 inch.
- Page 12 INSTALLATION Continued 10. If using optional trim kit, install the trim after final finishing and/or painting of wall. See instructions included with trim accessory for attaching trim. IMPORTANT: When finishing your firebox, combustible materials such as wall board, gypsum board, sheet rock, drywall, plywood, etc. may be butted up next to the sides and top edge of the fire- box.
- Page 13 INSTALLATION Continued 4. Place mantel around fireplace on base (see Figure 12). 5. Assemble perimeter trim kit. See Assembling Perimeter Trim. 6. Firmly snap perimeter trim kit on shoulder screws. Shoulder screws are located on fire- place cabinet (see Figure 12). 7.
- Page 14 INSTALLATION Continued Wiring Routing Blower Wire Hole in Baffle Bracket Harness Assembly Screw Switch Switch Plate Remote/ Wire Blower Harness Bracket Figure 14 - Installing Blower Bracket Assembly (Remote-Ready Unit Shown) www.desatech.com 113133-01B...
- Page 15 INSTALLATION Continued Wire Harness Blower Bracket Assembly Screw Power Cord Switch Switch Plate 113133-01B 110/115 V.A.C. Figure 18 - Wiring Diagram For Blower Accessory Built-In Installation www.desatech.com Fan Switch (Auto/Off/On) Auto Thermostat Blue Switch (N.O.) Blue Blower Motor Black White White Green Green...
- Page 16 INSTALLATION Continued CONNECTING TO GAS SUPPLY WARNING: This appliance requires a 45° male flare fitting 5/8”-18 UNF (Unified National Fine Thread) inlet connection and the flexible gas line provided. WARNING: A qualified service person must connect fireplace to gas supply. Follow all local codes. WARNING: Never connect natu- ral gas fireplace to private (non-util- ity) gas wells.
- Page 17 INSTALLATION Continued We recommend that you install a sediment trap in supply line as shown in Figure 20, page 16. Locate sediment trap where it is within reach for cleaning. Install in piping system between fuel supply and heater. Locate sediment trap where trapped mat- ter is not likely to freeze.
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Page 18: Connecting To Gas Supply
INSTALLATION Continued CAUTION: Make sure exter- nal regulator has been installed between propane/LP supply and fireplace. See guidelines under Connecting to Gas Supply, page 16. Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1. - Page 19 INSTALLATION Continued OPTIONAL WIRELESS HAND-HELD REMOTE CONTROL ACCESSORIES Remote-Ready Models Only ([C]GHRCB Series & [C]GHRCTB Series) Installing Receiver 1. Disconnect wires from the control valve (see Figure 26) . 2. Locate the battery clip mounted on the back of the receiver (see Figure 27). 3.
- Page 20 INSTALLATION Continued 2. Connect one terminal of 25 ft. wire to the “TH” terminal on the control valve. Connect the other terminal to the “THTP” terminal on the control valve. See Figure 31. 3. Route the 25 ft. wire to a convenient location to mount your thermostat (no outside wall).
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Page 21: Operating Fireplace
INSTALLATION Continued IMPORTANT: The wire may be shortened but must not be lengthened. 4. Connect one bare wire end to each of the terminals of the provided wall switch. 5. Install the wall switch and cover in the wall. INSTALLING LOG SET AND SCREEN 1. -
Page 22: Operating Fireplace
OPERATING FIREPLACE Continued Note: You may be running this fireplace for the first time after hooking up to gas sup- ply. If so, the control knob may need to be pressed in for 30 seconds or more. This will allow air to bleed from the gas system. •... - Page 23 OPERATING FIREPLACE 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 will not operate. In the AUTO position, the blower will start when the thermostat senses a sufficient increase in firebox temperature.
- Page 24 OPERATING FIREPLACE Continued 5. Press in and turn control knob counter- clockwise to the PILOT position. Press in control knob for five (5) seconds (see Figure 39). Note: You may be running this fireplace for the first time after hooking up to gas sup- ply.
- Page 25 OPERATING FIREPLACE Continued OPTIONAL HAND-HELD REMOTE OPERATION Note: All remote control accessories must be purchased separately (see Accessories, page 40). Follow instructions included with the remote control. NOTICE: You must light the pilot before using the hand-held re- mote control unit. See Lighting Instructions on page 23.
- Page 26 OPERATING FIREPLACE Continued Note: Do not leave the hand-held remote in the AUTO mode close to the fireplace. The radiant heat from the fireplace will turn off the fireplace. Ideally, place the hand-held remote in the center of the room facing towards the fireplace. Note: Do not hold the hand-held remote for a long time.
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Page 27: Inspecting Burners
INSPECTING BURNERS Check pilot flame pattern and burner flame pat- terns often. PILOT FLAME PATTERN Figure 46 shows a correct pilot flame pattern. Figure 47 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the ther- mocouple. -
Page 28: Wiring Diagram
CLEANING AND MAINTENANCE Continued We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt. To clean these parts we recommend using compressed air no greater than 30 PSI. Your local computer store, hardware store or home center may carry compressed air in a can. -
Page 29: 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 troubles hooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot... - Page 30 OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is released 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 31 OBSERVED PROBLEM 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 Moisture/condensation noticed on windows Remote does not function (Re- mote-Ready Models Only) Fireplace produces a clicking/ ticking noise just after burners...
- Page 32 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.
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Page 33: Specifications
Propane/LP Gas Only Piezo 8" W.C. 14" 11" x 26 x 15 www.desatech.com VDCFTNA 17/26,000 Natural Gas Only Piezo 3.5" W.C. 10.5" 5" x 26 x 15 VDCFRNA 17/26,000 Natural Gas Only Piezo 3.5" W.C. 10.5" 5" x 26 x 15... -
Page 34: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS BREAKDOWN FIREBOX MODELS VDC www.desatech.com 113133-01B... -
Page 35: Parts List
FIREBOX MODELS VDC This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 42 of this manual. PART NUMBER 104281-02CK 110339-01CK 102635-02 103209-05 098304-02 M10908-2 104313-01 104313-02 103295-05CK 111038-02 M11084-26 111633-01 111200-01... - Page 36 ILLUSTRATED PARTS BREAKDOWN THERMOSTAT MODELS VDCFTPA AND VDCFTNA www.desatech.com 113133-01B...
- Page 37 THERMOSTAT MODELS This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 42 of this manual. PART NUMBERS VDCFTPA 111069-01 099056-29 104424-04 111124-01 107486-01 099387-09 098249-01 M11084-38 M11084-38 Screw, HWH AB 8-18 x .38 M11084-26 M11084-26 Screw, HWH AB 10-16 x .38 097809-02 098867-10...
- Page 38 ILLUSTRATED PARTS BREAKDOWN REMOTE-READY MODELS VDCFRNA AND VDCFRPA Natural Gas Only www.desatech.com 113133-01B...
- Page 39 111173-01 103781-02 101480-12 097809-02 111138-01 -------- -------- 901056-01 103470-01 100563-01 103877-01 ** Not a field replacement part 113133-01B PARTS LIST VDCFRNA DESCRIPTION 111069-01 Dual Burner 099056-34 Injector 111195-07 Outlet Tube 111124-01 Burner Retainer Spring 097809-02 Male Fitting 103779-01 ODS Pilot...
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Page 40: Accessories
Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, call DESA Heating Products at 1-866-672-6040 for re- ferral information. You can also write to the address listed on the back page of this manual. - Page 41 ACCESSORIES Continued CLEANING KIT - GCK (Not Shown) For all models. Your vent-free gas appliance re- quires regular cleaning and maintenance to prevent performance problems. This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance.
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Page 42: Replacement Parts
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 services web site at www.desatech.com. www.desatech.com 113133-01B... - Page 43 NOTES _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ 113133-01B www.desatech.com...
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Page 44: Warranty Information
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Heat- ing Products Authorized Service Center. Warranty part(s) MUST be obtained through authorized dealers of this product and/or DESA Heating Products who will provide original factory replacement parts.