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Desa CGD3018PT/NT Owner's Operation And Installation Manual

Desa unvented gas log heater owner's manual models crl2718p/n crl3124p/n ccl3018pa/na ccl3924pa/na
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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
Patent Pending
18", 24", AND 30" VARIABLE
MANUALLY-CONTROLLED
MODELS
CRL2718P/N
CRL3124P/N
CCL3018PA/NA
CCL3924PA/NA
Biltmore Split Oak, Seasonal Oak and Smoky Moutain Oak Logs
Variable Manually-Controlled Models Also
Design-Certified As Vented Decorative Appliances
WARNING: If the information in this manual is not
followed 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
(Smoky Mountain Oak Model Shown)
Save this manual for future reference.
18", 24", AND 30"
THERMOSTATICALLY-
CONTROLLED MODELS
CGD3924PT/NT
CGD3018PT/NT,
CCL3018PTA/NTA,
CCL3924PTA/NTA
CCL3930PTB/NTB

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Summary of Contents for Desa CGD3018PT/NT

  • 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 18", 24", AND 30" THERMOSTATICALLY- CONTROLLED MODELS CGD3924PT/NT CGD3018PT/NT, CCL3018PTA/NTA, CCL3924PTA/NTA CCL3930PTB/NTB...

  • 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 appliance is for installation only in a solid-fuel burning masonry or UL127 factory-built fire- place, or in a listed ventless firebox enclosure.

  • 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, oper- ate, or service this heater. Im- proper use of this heater can cause serious injury or death from burns, fire, explosion, elec-...

  • Page 4: Product Identification

    SAFETY INFORMATION Continued 4. 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.

  • Page 5: Local Codes

    LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code, ANSI Z223.1/NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc.

  • Page 6: Air For Combustion

    AIR FOR COMBUSTION AND VENTILATION Continued Unusually Tight Construction The air that leaks around doors and windows may provide enough fresh air for combustion and ven- tilation. However, in buildings of unusually tight construction, you must provide additional fresh air. Unusually tight construction is defined as construction where: a.

  • Page 7: Ventilation Air

    AIR FOR COMBUSTION AND VENTILATION Continued The space in the example is a confined space because the actual Btu/Hr used is more than the maximum Btu/Hr the space can support. You must provide ad- ditional fresh air. Your options are as follows: A.

  • Page 8: 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 log heater.
  • Page 9 INSTALLATION Continued INSTALLATION AND CLEARANCES (Vent-Free Operation Only) WARNING: Maintain the minimum clearances. If you can, provide greater clearances from floor, ceiling, and adjoining wall. MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall 18", 24", 30" 16" LOG SIZING REQUIREMENTS Minimum Firebox Size Height...

  • Page 10: Mantel Clearances

    INSTALLATION Continued If Using Mantel You must have noncombustible material(s) above the fireplace opening. Noncombustible materials (such as slate, marble, tile, etc.) must be at least 1/2 inch thick. With sheet metal, you must have non- combustible material behind it. Noncombustible material must extend at least 8"...
  • Page 11 INSTALLATION Continued NOTICE: If your installation does not meet the minimum clear- ances shown, you must do one of the following: • operate the logs only with the flue damper open • raise the mantel to an accept- able height •...
  • Page 12 INSTALLATION Continued See chart below for minimum permanent flue opening you must provide. Attach damper clamp so the minimum permanent flue opening will be maintained at all times. Chimney Minimum Permanent Height (ft.) Flue Opening (sq. in.) 6' to 15' 39 sq.
  • Page 13 INSTALLATION Continued 7. Mark screw locations through holes in mount- ing brackets (see Figure 13 and 14). If install- ing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks. 8. Remove heater base from fireplace. 9. Drill holes at marked locations using 3/16" drill bit.
  • Page 14 INSTALLATION Continued For propane/LP units, the installer must supply an external regulator. The external regulator will re- duce incoming gas pressure. You must reduce in- coming gas pressure to between 11 and 14 inches of water. If you do not reduce incoming gas pres- sure, heater regulator damage could occur.
  • Page 15 INSTALLATION Continued CAUTION: Make sure exter- nal regulator has been installed between propane/LP supply and heater. See guidelines under Con- necting to Gas Supply , page 14. Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1.
  • Page 16 Dual Burner Smoky Mountain Oak Models CGD3018PT/NT, CGD3924PT/NT Each log is marked with a number. These num- bers will help you identify the log when install- ing. It is very important to install these logs ex- actly as instructed.
  • Page 17 INSTALLATION Continued WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. Dual Burner Biltmore Split Oak Models CCL3018PTA/NTA, CCL3924PTA/NTA, CCL3930PTB/NTB Each log is marked with a number.
  • Page 18 INSTALLATION Continued For CCL3924PTA/NTA and CCL3930PTB/NTB Locate pin and hole on the bottom of Only: crossover log (#5). Slide the pin into the hole located in crossover log (#4). Slide the hole onto the pin on front log (#1). See Figure 28. For CCL3018PA/NA and CCL3018PTA/NTA Locate holes on the bottom of crossover Only:...
  • Page 19 INSTALLATION Continued Single Burner Seasonal Oak Models CRL2718P/N, CRL2718P/N WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. The Seasonal Oak Log Set is a reversible log set. This means that the two bottom logs may be turned to face either direction.

  • Page 20: Operating Heater

    OPERATING HEATER MANUALLY-CONTROLLED MODELS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result causing property damage, per- sonal injury or loss of life. A. This appliance has a pilot which must be lighted by hand.
  • Page 21 OPERATING HEATER Continued 5. Slightly depress and turn control knob counterclockwise sition. Press in control knob for five (5) sec- onds (see Figure 35). Note: You may be running this heater for the first time after hooking up to gas sup- ply.
  • Page 22 OPERATING HEATER Continued THERMOSTAT-CONTROLLED MODELS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result causing property damage, per- sonal injury or loss of life. A. This appliance has a pilot which must be lighted by hand.

  • Page 23: Control Operation

    OPERATING HEATER Continued 5. Turn control knob counterclockwise to the PILOT position. Press in control knob for five (5) seconds (see Figure 37). Note: You may be running this heater for the first time after hooking up to gas sup- ply.

  • Page 24: Inspecting Burners

    INSPECTING BURNERS Check pilot flame pattern and burner flame pat- terns often. PILOT FLAME PATTERN Figure 39 shows a correct pilot flame pattern. Figure 40 shows an incorrect pilot flame pattern. The incor- rect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool.

  • Page 25: Service Hints

    If so, contact DESA Heating Products’ 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 Products’ tech- nical service web site at Ports/Slots Pilot Air Inlet Hole www.desatech.com...

  • Page 26: Troubleshooting

    Note: All troubleshooting items are listed in order of operation. 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.
  • Page 27 OBSERVED PROBLEM Burner does light after ODS/ pilot is lit Delayed ignition of burner Burner backfiring during combustion Slight smoke or odor during ini- tial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit White powder residue forming within burner box or on adja- cent walls or furniture Heater produces a clicking/tick-...
  • Page 28 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. Follow the gas supplier’s instructions.

  • Page 29: Optional Positioning Of Thermostat Sensing Bulb

    OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB FOR MASONRY AND FACTORY- BUILT METAL FIREPLACE If your log set cycles to pilot, but the room tem- perature drops to a lower than ideal comfort level before the log set comes back on, you may want to reposition the thermostat sensing bulb.

  • Page 30: Replacement Parts

    Do Not Crimp supply original replacement part(s), contact your near- Capillary est Parts Central (see page 42) or call DESA Heating Products at 1-866-672-6040 for referral information. When calling DESA Heating Products, have ready • model number of your heater •...

  • Page 31: Specifications

    DUAL BURNER SMOKY MOUNTAIN OAK MODELS CGD3018PT Btu (Variable) 16,000/30,000 Type Gas Propane/LP Ignition Manifold Pressure 8.0" W.C. Inlet Gas Pressure (in. of water) Maximum Minimum* Shipping Weight 36 lbs. * For the purpose of input adjustment DUAL BURNER BILTMORE SPLIT OAK MODELS CCL3018NTA CCL3018PTA Btu (Variable)

  • Page 32: Illustrated Parts Breakdown

    ILLUSTRATED PARTS BREAKDOWN VARIABLE MANUALLY-CONTROLLED BILTMORE SPLIT OAK MODELS CCL3018PA, CCL3018NA, CCL3924PA AND CCL3924NA 111160-01C www.desatech.com...

  • Page 33: Illustrated Parts Breakdown And Parts List

    VARIABLE MANUALLY-CONTROLLED BILTMORE SPLIT OAK MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual. PART NUMBER CCL3018PA CCL3018NA CCL3924PA 111342-03 111342-03 111341-03 111341-03 111340-03 111340-03 111343-03...
  • Page 34 ILLUSTRATED PARTS BREAKDOWN THERMOSTATICALLY-CONTROLLED SMOKY MOUNTAIN OAK MODELS CGD3018PT, CGD3018NT, CGD3924PT AND CGD3924NT www.desatech.com 111160-01C...
  • Page 35 THERMOSTATICALLY-CONTROLLED SMOKY MOUNTAIN OAK MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual. NO. CGD3018PT CGD3018NT CGD3924PT CGD3924NT DESCRIPTION 103008-02 103008-02 103009-02 103009-02 103010-02 103010-02 103011-02...
  • Page 36 ILLUSTRATED PARTS BREAKDOWN THERMOSTATICALLY-CONTROLLED BILTMORE SPLIT OAK MODELS CCL3018PTA AND CCL3018NTA www.desatech.com 111160-01C...
  • Page 37 THERMOSTATICALLY-CONTROLLED BILTMORE SPLIT OAK MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual PART NUMBER CCL3018PTA 111340-03 111341-03 111342-03 111343-03 111344-02 111345-02 102844-02 099211-01 098867-10 102810-03...
  • Page 38 ILLUSTRATED PARTS BREAKDOWN THERMOSTATICALLY-CONTROLLED BILTMORE SPLIT OAK MODELS CCL3924PTA, CCL3924NTA, CCL3930PTB AND CCL3930NTB Peg positions vary according to model. www.desatech.com 111160-01C...
  • Page 39 THERMOSTATICALLY-CONTROLLED BILTMORE SPLIT OAK MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual. PART NUMBER NO. CCL3924PTA CCL3924NTA CCL3930PTB CCL3930NTB DESCRIPTION 111340-02 111340-02 111340-01 111340-01 Front Log (#1) 111341-02 111341-02 111341-01 111341-01 Middle Log (#2) 111342-02 111342-02 111342-01 111342-01 Back Log (#3) 111343-02 111343-02 111343-01 111343-01 Left Back Crossover...
  • Page 40 ILLUSTRATED PARTS BREAKDOWN VARIABLE MANUALLY-CONTROLLED SEASONAL OAK MODELS CRL2718P, CRL2718N, CRL3124P AND CRL3124N 111160-01C www.desatech.com...
  • Page 41 VARIABLE MANUALLY-CONTROLLED SEASONAL OAK MODELS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual. CRL2718P CRL2718N 110243-01 110243-01 110243-02 110243-02 110242-03 110242-03 102844-01 102844-01 M11084-38 M11084-38 M11084-38 M11084-38 Screw, Hex Head 098867-10 098867-14...

  • Page 42: Parts Central

    These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. Baltimore Electric 1348 Dixwell Avenue Hamden, CT 06514-0322 1-800-397-7553 203-248-7553 Parts Department Portable Heater Parts 342 N. County Rd. 400 East Valparaiso, IN 46383-9704 All States 219-462-7441...

  • Page 43: Accessories

    Purchase these fireplace accessories from your lo- cal dealer. If they can not supply these accessories, call DESA Heating Products’ Sales Department at 1-866-672-6040 for referral information. You can also write to the address listed on the back page of this manual.

  • Page 44: Warranty Information

    COMFORT GLOW VENT-FREE GAS LOG HEATERS 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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