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Desa CG2618PV manual

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Table of contents for the manual

  • Page 1

    Save this manual for future reference. UNVENTED (VENT -FREE) PROP ANE / LP GAS LOG HEA TER LO PILOT OFF HI CG3324PT , CG3630PT , CG2618PV , CG3324PV , and CG3630PV Thermostat and V ariably-Controlled Models ® V ariably Control Models Also Designed Certified as V ented Decorative Appliance) This appliance may be installed in an aftermarket* manufac[...]

  • Page 2

    2 101992 CONTENTS SECTION PAGE SAFETY INFORMA TION W ARNINGS IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning. DANGER Carbon monoxide poi[...]

  • Page 3

    3 101992 SAFETY INFORMA TION Continued W ARNINGS Continued WARNING: Any change to this heater or its controls can be dangerous. 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 propa[...]

  • Page 4

    4 101992 PRODUCT IDENTIFICA TION Front Log Control Knob Figure 1 - Vent-Free Gas Log Heater Rear Log Base Assembly 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, also known as NFPA 54*. *Available from: American National Standards I[...]

  • Page 5

    5 101992 AIR FOR COMBUSTION AND VENTILA TION WARNING ICON G 001 W ARNING This heater shall not be installed in a confined space unless provisions are provided for adequate combustion and ventilation air. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home. Today’s homes are built more[...]

  • Page 6

    6 101992 AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilatio[...]

  • Page 7

    7 101992 AIR FOR COMBUSTION AND VENTILA TION Continued WARNING ICON G 001 W ARNING If the area in which the heater may be operated is smaller than that defined as an unconfined space, provide adequate combus- tion and ventilation air by one of the methods described in the National Fuel Gas Code, ANSI Z223.1, 1992, Section 5.3. VENTILATION AIR Venti[...]

  • Page 8

    8 101992 INST ALLING NOTICE A qualified service person must install heater. Follow all local codes. W ARNING Before installing in a previously-used wood-burning fireplace, clean chimney flue and firebox. Make sure flue is free of any creosote. Creosote will ignite if highly heated. Inspect chimney flue for dam- age. If damaged, operate heater with [...]

  • Page 9

    9 101992 INST ALLING Continued INSTALLATION AND CLEARANCES (Vent-Free Operation Only) Figure 4 - Minimum Clearance to Wall and Ceiling Continued W ARNING Maintain the minimum clearances. If you can, provide greater clear- ances from floor, ceiling, and adjoining wall. LOG SIZING REQUIREMENTS Log Minimum Firebox Size Size Height Depth Front Width Re[...]

  • Page 10

    10 101992 Heat Resistant Material (A) INST ALLING Continued NOTICE Manual control heaters may be used as a vented product. If so, you must always run heater with chimney flue damper open. If running heater with damper open, non-combustible material above fireplace opening is not needed. Go to Installing Damper Clamp Accessory for Vented Operation, [...]

  • Page 11

    11 101992 Minimum Non- Combustible Material Minimum Non- Combustible Material Height Distances to Underside of Mantel Top of Fireplace Opening Underside of Mantel Shelf 12" 8" (A) 20" 14" 24 1 /2 " 16 3 /4 " 27 1 /2 " 18 1 /2 " 30" 20" All minimum distances are in inches Log Set 24"/30" Mo[...]

  • Page 12

    12 101992 14" Min. Combustible Material Non-Combustible Material Hearth 5" Min. Combustible Material INST ALLING Continued Floor Clearances A. If installing appliance on the floor level, you must maintain the minimum distance of 14" to combustibles (see Figure 8). B. If combustible materials are less than 14" to the fireplace, y[...]

  • Page 13

    13 101992 INST ALLING Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note: When used as a vented heater, appliance must be installed only in a solid- fuel burning fireplace with a working flue and constructed of non combustible material. If your heater is a manually controlled model, you may use this heater as a vented product. Th[...]

  • Page 14

    14 101992 INST ALLING Continued INSTALLING HEATER BASE ASSEMBLY W ARNING If installing in a sunken fireplace, special care is needed. You must raise the fireplace floor to allow access to heater control panel. This will insure adequate air flow and guard against soot- ing. Raise fireplace floor with non-combustible material. Make sure material is s[...]

  • Page 15

    15 101992 INST ALLING Continued Mounting Bracket Masonry Screw Figure 12 - Attaching Mounting Brackets to Heater CONNECTING TO GAS SUPPLY NOTICE A qualified service person must connect heater to gas supply. Follow all local codes. CAUTION Never connect heater directly to the propane/LP supply. This heater requires an external regulator (not supplie[...]

  • Page 16

    16 101992 INST ALLING Continued The installer must supply an external regulator. The external regulator will reduce incoming gas pressure. You must reduce incoming gas pressure to between 11 and 14 inches of water. If you do not reduce incoming gas pressure, heater regulator damage could occur. Install external regulator with the vent pointing down[...]

  • Page 17

    17 101992 Tee Joint Pipe Nipple Cap 3" Minimum Sediment Trap Gas Regulator From External Regulator (11" W.C.** to 14" W.C. Pressure) A.G.A. Design-Certified Manual Shutoff Valve With 1/8" NPT Tap* Approved Flexible Gas Hose (if allowed by local codes) CAUTION Avoid damage to regulator. Hold gas regulator with wrench when connect[...]

  • Page 18

    18 101992 ON POSITION OFF POSITION 3. Pressurize supply piping system by either using compressed air or opening propane/LP supply tank valve. 4. Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak. 5. Correct all leaks at once. 6. Re-connect heater and manual shutoff valve [...]

  • Page 19

    19 101992 Each log is marked with a number. These numbers will help you identify the log when installing. It is very important to install these logs exactly as instructed. Do not modify logs. Only use logs supplied with heater. 1. Slide front log (#1) into place behind front burner. Make sure tabs at bottom of log are behind front burner (see Figur[...]

  • Page 20

    20 101992 PILOT OFF LO HI OPERA TING HEA TER 1. STOP! Read the safety information above. 2. Make sure manual shutoff valve is fully open. 3. Turn control knob clockwise to the OFF position. Figure 20 - Control Knob and Ignitor Button Location Control Knob Ignitor Button 4. Wait five (5) minutes to clear out any gas. Then smell for gas, including ne[...]

  • Page 21

    21 101992 OPERA TING HEA TER Continued 5. Turn control knob counterclockwise to the PILOT position. Press in control knob for five (5) seconds (see Page 20). Note: You may be running this heater for the first time after hooking up to gas supply. If so, the control knob may need to be pressed in for 30 seconds or less. This will allow air to bleed f[...]

  • Page 22

    22 101992 INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 22 shows a correct pilot flame pattern. Figure 23 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the thermocouple cools, the heater wil[...]

  • Page 23

    23 101992 CLEANING AND MAINTENANCE W ARNING Turn off heater and let cool before cleaning. CAUTION You must keep control areas, burners, and circulating air passage- ways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person. Heater may need more frequent cleaning due to excessive [...]

  • Page 24

    24 101992 TROUBLE- SHOOTING Continued REMEDY 1. Turn on gas supply or open manual shutoff valve 2. Turn control knob to PILOT position 3 . Press in control knob while in PILOT position 4. Continue holding down control knob. Repeat igniting operation until air is removed 5. Contact local propane/ LP gas company 6. Clean ODS/pilot (see Cleaning and M[...]

  • Page 25

    25 101992 OBSERVED PROBLEM One or both burners do not light after ODS/pilot is lit Delayed ignition of one or both burners Burner backfiring during combustion Yellow flame in front burner during burner combustion Slight smoke or odor during initial opera- tion Moisture/condensation noticed on windows Heater produces a whistling noise when burners a[...]

  • Page 26

    26 101992 TROUBLE- SHOOTING Continued W ARNING 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. • If you cannot reach your gas su[...]

  • Page 27

    27 101992 OPTIONAL POSITIONING OF THERMOST A T SENSING BULB For Masonry and Factory-built Metal Fireplace If your log set cycles to pilot, but the room temperature drops to a lower than ideal comfort level before the log set comes back on, you may want to reposi- tion the thermostat sensing bulb. The thermostat sensing bulb is located on the gas va[...]

  • Page 28

    28 101992 OPTIONAL POSITIONING OF THERMOST A T SENSING BULB For Masonry and Factory-built Metal Fireplace Continued Adhesive-backed Mounting Clip Figure 29 - Locating Thermostat Sensing Bulb on Masonry Fireplace Thermostat Sensing Bulb If you have a factory-built metal fireplace, see Figure 29 for location. Adhesive-backed Mounting Clip Thermostat [...]

  • Page 29

    29 101992 TECHNICAL SERVICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-DESA LOG (1-800-337-2564). CG3324PT CG3630PT B.T.U (Variable) 20,000/33,000 21,500/36,000 Type Gas Propane/LP Only Propane/LP Only Ignition Piezo Piezo Manifold Pre[...]

  • Page 30

    30 101992 Note: Use only original replacement parts. This will protect your warranty cover- age for parts replaced under warranty. Parts Under Warranty Contact authorized dealers of this product. If they can’t supply original replacement part(s), call DESA International’s Technical Service Department at 1-800-323-5190. When calling DESA Interna[...]

  • Page 31

    31 101992 ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA International’s Parts Department at 1-800-972-7879 for information. You can also write to the address listed on the back page of this manual. MANUAL SHUTOFF VALVE - GA5010 For all models. Manual shutoff valve with 1/[...]

  • Page 32

    32 101992 ILLUSTRA TED P ARTS BREAK- DOWN Variably Controlled Models 3 29 28 6 7 8 28 28 25 10 9 10 11 12 13 1 14 16 20 22 23 29-1 29-2 25 19 18 24 17 2 1 7-1 7-2 26 4 5 27 3[...]

  • Page 33

    33 101992 P ARTS LIST Variably Controlled 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. KEY PART NUMBER FOR NO. CG2618PV CG3324PV CG3630PV DESCRIPTION QTY. 1 102230-01 102230-02 102230-03 Front Log (#1) 1 2 102231-01 102231-02 1[...]

  • Page 34

    34 101992 ILLUSTRA TED P ARTS BREAK- DOWN Thermostat- Controlled Models 3 29 30 6 7 8 30 30 26 10 9 10 11 12 13 15 14 16 21 23 2 29-1 29-2 26 19 20 18 25 17 2 1 7-1 7-2 4 5 27 30 3[...]

  • Page 35

    35 101992 P ARTS LIST Thermostat- Controlled 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. KEY PART NUMBER FOR NO. CG3324PT CG3630PT DESCRIPTION QTY. 1 102230-02 102230-03 Front Log (#1) 1 2 102231-02 102231-03 Rear Log (#2) 1 3[...]

  • Page 36

    KEEP THIS WARRANTY W ARRANTY INFORMA TION 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. We make no other warranty, expressed or implied. Model Serial No. Date Purchased LIMITED [...]