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Desa (V)CB36P(E) Installation And Owner's Operation Manual

4" b-vent decorative vented gas fireplace
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INSTALLATION AND OWNER'S OPERATION MANUAL
4" B-VENT DECORATIVE GAS FIREPLACES
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.
INSTALLER: Leave this manual with the appliance
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
VENTED GAS FIREPLACE
MODELS
(V)CB36N(E) AND (V)CB36P(E)

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Summary of Contents for Desa (V)CB36P(E)

  • Page 1 VENTED GAS FIREPLACE INSTALLATION AND OWNER’S OPERATION MANUAL 4" B-VENT DECORATIVE GAS FIREPLACES (V)CB36N(E) AND (V)CB36P(E) 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

    Safety Information ...  Product Identification ... 4 Local Codes... 4 Product Features ... 5 Pre-Installation Preparation ... 5 Installation Precautions ... 8 Venting Installation ... 8 Installing Optional Controls...11 Fireplace Installation... 14 Operating Fireplace ... 19 WARNING: Improper in- stallation, adjustment, alteration, service or maintenance can cause...

  • Page 3: Power Outage

    SAFETy INFORMATION Continued This fireplace is a vented product. This fireplace will not produce any gas leakage into your home if properly installed. This fireplace must be installed by a qualified (certified or licensed) service person. If this unit is not properly installed by a qualified service person gas and/or carbon monoxide leak- age (spillage) can occur.

  • Page 4: Product Identification

    SAFETy INFORMATION Continued 4. Never install the fireplace • in a recreational vehicle • in windy or drafty areas where curtains or other combustible (flammable) objects can make contact with the fireplace front • in high traffic areas 5. Do not modify this fireplace under any circum- stances. Any parts removed for servicing must be replaced prior to operating fireplace. 6.

  • Page 5: Product Features

    • If your fireplace is to be installed directly on carpeting, vinyl, tile or any combustible mate- rial other than wood, it must be installed on a metal or wood panel extending the full width and depth of the fireplace (see Figure 3). • Only trim kits supplied by DESA shall be used in the installation of this fireplace, see Acces- sories, page 34. • Do not install aftermarket vent dampers. Manual or automatic vent dampers are not ap- proved for use with this appliance.

  • Page 6: Framing And Finishing

    PRE-INSTALLATION PREPARATION Continued • A hearth extension is not required with this appliance. If one is installed, it is for aesthetic purposes only and does not have to meet stan- dard requirements for hearth extensions. • If you plan on installing a television or entertain- ment center recessed above your fireplace, it is recommended that you maintain a minimum 18" (45.7 cm) above the top of louver opening. • When locating the termination cap, it is impor- tant to observe the minimum vent height and clearances required under code, see Venting...

  • Page 7: Mantel Clearances

    PRE-INSTALLATION PREPARATION (72.7 cm) Figure 6 - Framing Clearances for Corner Installation MANTEL CLEARANCES Figure 8, page 8, shows projected mantel depths at various heights above top of louver opening. Figure 7 shows minimum allowable distances from various mantel components in relation to both sides of fireplace opening.

  • Page 8: Installation Precautions

    Zone 33° • Installation of any damaged venting component • Unauthorized modification of the venting sys- tem (Do not cut or alter vent components) • Installation of any component part not manu- factured or approved by DESA. • Installation other than as instructed by these instructions Perpendicular Side Wall WARNING: Read all instruc- tions completely and thoroughly before attempting installation.
  • Page 9 VENTING INSTALLATION Continued This appliance may be vented through a manu- factured chimney liner system if all are listed, inspected and approved by local codes and/or building authorities. The examples shown in Figure 10 are typical of most B-vent installations and code practices. WARNING: This gas fireplace and vent assembly must be vented directly to the outside. The venting system must NEVER be attached to a chimney serving a separate solid fuel burning appliance.

  • Page 10: Electrical Supply Connection

    VENTING INSTALLATION Continued Lowest Listed Discharge Vent Cap Opening 8 Ft. Min. Listed Vent H (Min) Roof Pitch Height From Roof Flat to /1 /1 to 7/1 Over 7/1 to 8/1 Over 8/1 to 9/1 Over 9/1 to 10/1 Over 10/1 to 11/1 3.5 ft (0.99 m) Over 11/1 to 1/1 4.0 ft (1. m) Over 1/1 to 14/1 5.0 ft (1.5 m) Over 14/1 to 1/1 .0 ft (1.83 m)

  • Page 11: High Altitude Installation

    ANSI/NFPA 70, or the Canadian Electric Code, CSA C22.1. HIGH ALTITUDE INSTALLATION Your DESA direct-vent fireplace has been tested and approved in the USA for elevations from 0-2,000 feet (610 m) and in Canada at elevations from 0-4,500 feet (1,372 m).

  • Page 12: Electronic Ignition

    INSTALLING OPTIONAL CONTROLS Continued 6. Use clips to mount receiver on remote mount- ing bracket as shown in Figure 16. Plastic Mounting Clips Towards Front Remote Receiver Figure 16 - Mounting Remote Receiver to Bracket Installing 9-Volt Alkaline Battery in Hand- Held Remote Control Unit 1.

  • Page 13: Installing Optional Controls

    INSTALLING OPTIONAL CONTROLS WIRING DIAGRAMS NOTICE: This appliance is equipped with a vent safety shutoff switch which will shut down the appliance in case of a venting problem. Do not bypass the vent safety shutoff switch. If the appliance should shut down, have a qualified installer, service agency, or your gas supplier inspect the vent before operating.

  • Page 14: Fireplace Installation

    FIREPLACE INSTALLATION CHECK GAS TYPE Use only the correct type of gas (natural or pro- pane/LP). If your gas supply is not the correct gas type, do not install fireplace. See dealer where you purchased your fireplace for proper gas type fireplace or tro purchase gas conversion kit (see Accessories, page 34).

  • Page 15: Connecting Fireplace To Gas Supply

    FIREPLACE INSTALLATION Continued We recommend that you install a sediment trap/ drip leg in supply line as shown in Figure 23. Lo- cate sediment trap/drip leg where it is within reach for cleaning. Install in piping system between fuel supply and fireplace. Locate sediment trap/drip leg where trapped matter is not likely to freeze. A sedi- ment trap traps moisture and contaminants. This keeps them from going into fireplace gas controls. If sediment trap/drip leg is not installed or is in- stalled wrong, fireplace may not run properly. CSA Design-Certified Equipment Shutoff Valve with 1/8"...
  • Page 16 FIREPLACE INSTALLATION Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 1. Close equipment shutoff valve (see Figure 25). 2. Pressurize supply piping system by either opening propane/LP supply tank valve for propane/LP gas fireplace or opening main gas valve located on or near gas meter for natural gas fireplace or using compressed air.
  • Page 17 FIREPLACE INSTALLATION Continued Removing Louver Panels Remove the top and bottom louver panels by si- multaneously pulling both top end spring latches towards the center of the appliance until they are disengaged from the locating holes (see Figure 28). Repeat for bottom spring latches and pull the lou- vers outward. To install or replace items removed, simply reverse the procedures above. Louver Panel Figure 28 - Removing Louver Panel Removing/Replacing Glass Door WARNING: Handle glass door panel with care. Do not strike, slam or otherwise abuse glass.
  • Page 18 FIREPLACE INSTALLATION Continued INSTALLING LOGS AND GLOWING EMBERS A 4 piece ceramic log set comes packed inside the unit firebox. Removal of glass door is necessary to unpack and assemble logs and add hearth treat- ments. Follow steps under Removing/Replacing Glass Door, page 17 to access logs and burner.

  • Page 19: Operating Fireplace

    OPERATING FIREPLACE MANUAL IGNITION SySTEM 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 20: Manual Lighting Procedure

    OPERATING FIREPLACE Continued MANUAL LIGHTING PROCEDURE 1. Remove glass door (see Removing/Replacing Glass Door, page 17). 2. Follow steps 1 through 8 under Lighting Instructions, page 19). 3. Press gas control knob and light pilot with match. 4. Keep gas control knob pressed in for 30 seconds after lighting pilot.
  • Page 21 OPERATING FIREPLACE Continued OPTIONAL HAND-HELD REMOTE OPERATION Note: All remote control accessories must be purchased separately (see Accessories, page 34). 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, page 20.

  • Page 22: Pilot Assembly

    INSPECTING BURNERS Check pilot flame pattern and burner flame pat- terns often. PILOT ASSEMBLY The pilot assembly is factory preset for the proper flame height. Alterations may have occurred dur- ing shipping and handling. Call a qualified service person to readjust the pilot if necessary. The position and pattern of the pilot flames in rela- tion to the sensing devices should be as shown in Figures 38 and 39 respectively.

  • Page 23: Cleaning And Maintenance

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

  • Page 24: All Models

    CLEANING AND MAINTENANCE Continued LOGS • If you remove logs for cleaning, refer to In- stalling Logs and Glowing Embers, page 18, to properly replace logs. • Use a vacuum cleaner to remove any carbon buildup on logs. • Replace log(s) if broken. See Replacement Parts, page 34.

  • Page 25: 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. The two most common causes of a malfunctioning gas appliance are: 1. Loose wiring connections 2.
  • Page 26 OBSERVED PROBLEM Manual Ignition System Only Pilot lights but flame goes out when control knob is released Burner does not light after pilot is lit or cycles during operation. Delayed ignition at burner Burner backfiring during com- bustion Slight smoke or odor during initial operation TROUBLEShOOTING Continued POSSIBLE CAUSE 1. Gas control knob not fully pressed in 2.
  • Page 27 OBSERVED PROBLEM Heat produces a whistling noise when burner is lit Glass soots Fireplace produces a clicking/ ticking noise just after burners are lit or shut off Remote does not function Fireplace shuts off in use. Burner backfiring during com- bustion 117437-01B TROUBLEShOOTING Continued POSSIBLE CAUSE 1. Turning gas control knob to HI position when burner is cold 2. Air in gas line 3. Dirty or partially clogged burner orifice 1. Flame impingement on logs...
  • Page 28 OBSERVED PROBLEM Electronic Ignition Models Only Ignitor will not spark or pilot will not light Electronic Ignition Models Only Pilot will not stay lit Electronic Ignition Models Only Frequent outage of main burner and pilot after complete ignition sequence TROUBLEShOOTING Continued POSSIBLE CAUSE 1. No gas supply, or shutoff valve is OFF 2. Air in gas line 3. Construction debris clogging pilot orifice 4. Low gas pressure 5.
  • Page 29 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 30: Illustrated Parts Breakdown And Parts List

    ILLUSTRATED PARTS BREAkDOWN FIREPLACE ASSEMBLY FOR MODELS (V)CB36N, (V)CB36P, (V)CB36NE AND (V)CB36PE www.desatech.com 117437-01B...

  • Page 31: Parts List

    This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 34 of this manual. NO. PART NO. DESCRIPTION 11108-01 Log Set 1-1 11109-01 Burner Base Log 1- 11110-01 Rear Log 1-3 11180-05 Right Top Log 1-4 11180-04 Left Top Log 117447-01 Burner Assembly Complete (See pages 30 and 3) •...
  • Page 32 ILLUSTRATED PARTS BREAkDOWN BURNER ASSEMBLY FOR MODELS (V)CB36N (V)CB36P, (V)CB36NE AND (V)CB36PE www.desatech.com Piezo Ignition Models Only Electric Ignition Models Only 117437-01B...
  • Page 33 This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 34 of this manual. DESCRIPTION 11317-01 Remote Ignitor Bracket 141 Ignitor Piezo 108085-01 Pilot Orifice #51(Natural Gas) 108085-0 Pilot Orifice #30 (Propane/LP Gas) 10887-01 Pilot Orifice BL14LP (Propane/LP Gas) 10887-0 Pilot Orifice BL22N (Natural Gas) 11770-01 Burner Orifice #45 (Natural Gas) 48...

  • Page 34: Replacement Parts

    NOTE: All accessories may not be available for all fireplace models. Purchase these fireplace accessories from your local retailer. If they can not supply these acces- sories, call DESA’s Sales Department at 1-866- 672-6040, for information. You can also write to the address listed on the back of this manual FLEXIBLE GAS LINE CONNECTOR GA5081 For all models.
  • Page 35 ACCESSORIES Continued RECEIVER AND HAND-HELD ON/OFF REMOTE CONTROL KIT HRC100 SERIES Allows the fireplace to be turned on and off con- veniently with dual safety lock feature. REMOTE CONTROL KIT - WRC SERIES Standard ON/OFF electronic remote control kit. WALL MOUNTED ON/OFF SWITCH GWMS2 (Not Shown) Allows burner system to be turned on and off with...

  • Page 36: Warranty Information

    We make no other warranty, expressed or implied. DESA warrants this product to be free from defects in materials and components for four (4) 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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