- Comfort Glow Propane Gas Log Heater Operation and Installation Manual

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UNVENTED (VENT-FREE)

PROPANE/LP GAS LOG HEATER

CGG2618P,

CGG3324P(T), and

CGG3630P

Thermostat and

Variably-Controlled Models

(Variable Manually-Controlled Models Also Designed-Certified as

Vented Decorative Appliances)

OWNER’S OPERATION AND INSTALLATION MANUAL

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 per-

formed by a qualified installer, ser-

vice agency, or the gas supplier.

WARNING: Improper installation, adjust-

ment, alteration, service, or maintenance

can cause injury or property damage.

Refer to this manual for correct installa-

tion and operational procedures. For as-

sistance or additional information con-

sult a qualified installer, service agency,

or the gas supplier.

WARNING: This appliance is for instal-

lation only in a solid-fuel burning ma-

sonry or UL127 factory-built fireplace,

or in an approved ventless firebox. It is

design-certified for these installations

in accordance with ANS Z21.11.2. Ex-

ception: Do not install this appliance in

a factory-built fireplace that includes

instructions stating it has not been

tested or should not be used with

unvented gas logs.

WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in

which it is installed. Provisions for adequate combustion and ventilation air must be

provided. Refer to

Air for Combustion and Ventilation

section on page 4 of this manual.

This appliance may be installed in an aftermarket* manufactured (mobile) home, where not prohibited by

state or local codes.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

Summary of content (30 pages)

PAGE 1
UNVENTED (VENT-FREE) PROPANE/LP GAS LOG HEATER (Variable Manually-Controlled Models Also Designed-Certified as Vented Decorative Appliances) OWNER’S OPERATION AND INSTALLATION MANUAL CGG2618P, CGG3324P(T), and CGG3630P Thermostat and Variably-Controlled Models 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.
PAGE 2
UNVENTED (VENT-FREE) GAS LOG HEATER SAFETY INFORMATION WARNINGS 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 poisoning may lead to death! Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness, or nausea.
PAGE 3
OWNER’S MANUAL PRODUCT IDENTIFICATION PRODUCT FEATURES OPERATION Bottom Mid Log (#2) Rear Log (#1) Top Log (#4) Front Burner Rear Burner SAFETY PILOT This heater has a pilot with an Oxygen Depletion Sensor Shutoff System (ODS). The ODS/pilot is a required feature for ventfree room heaters. The ODS/pilot shuts off the heater if there is not enough fresh air.
PAGE 4
UNVENTED (VENT-FREE) GAS LOG HEATER AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall not be installed in a confined space or unusually tight construction 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 energy efficient than ever.
PAGE 5
OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet 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 ventilation grills between the rooms. 1. Determine the volume of the space (length x width x height). Length x Width x Height = ________________ cu. ft.
PAGE 6
UNVENTED (VENT-FREE) GAS LOG HEATER AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building 12" Ventilation Grills Into Adjoining Room, Option 1 This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must provide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the wall connecting the two spaces (see options 1 and 2, Figure 2).
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OWNER’S MANUAL 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 primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circulate the heat throughout the house. In the event of a power outage, you can use this heater as your primary heat source. WARNING: A qualified service person must install heater.
PAGE 8
UNVENTED (VENT-FREE) GAS LOG HEATER INSTALLATION If Using Mantel Continued 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 noncombustible material behind it. Noncombustible material must extend at least 8 inches up (for all models). If noncombustible material is less than 12", you must install the fireplace hood accessory (24" and 30" models only).
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OWNER’S MANUAL Mantel Shelf INSTALLATION 10" Continued MANTEL CLEARANCES In addition to meeting noncombustible material clearances, you must also meet required clearances between fireplace opening and mantel shelf. If you do not meet the clearances listed below, you will need a hood.
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UNVENTED (VENT-FREE) GAS LOG HEATER INSTALLATION 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. Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Chimney Minimum Permanent Height (ft.) Flue Opening (sq. ins.
PAGE 11
OWNER’S MANUAL Heater Gas Regulator INSTALLATION Installation Items Needed • hardware package (provided with heater) • approved flexible gas hose (not provided) (if allowed by local codes) • sealant (resistant to propane/LP gas, not provided) • electric drill with 3/16" masonry drill bit 1. Apply pipe joint sealant lightly to male threads of gas connector and install into regulator. Connect approved flexible gas hose to gas regulator of heater (see Figure 11).
PAGE 12
UNVENTED (VENT-FREE) GAS LOG HEATER INSTALLATION Propane/LP Supply Tank External Regulator CONNECTING TO GAS SUPPLY Apply pipe joint sealant lightly to male threads. This will prevent excess sealant from going into pipe. Excess sealant in pipe could result in clogged heater valves. WARNING: 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 supplied).
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OWNER’S MANUAL INSTALLATION Continued CHECKING GAS CONNECTIONS WARNING: Test all gas piping and connections for leaks after installing or servicing. Correct all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. Bubbles forming show a leak. Correct all leaks at once. CAUTION: Make sure external regulator has been installed between propane/LP supply and heater. See guidelines under Connecting to Gas Supply, page 12.
PAGE 14
UNVENTED (VENT-FREE) GAS LOG HEATER INSTALLATION Front Log (#3) Rear Log (#1) Continued INSTALLING LOGS 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. 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.
PAGE 15
OWNER’S MANUAL LIGHTING INSTRUCTIONS OPERATING HEATER Thermostat-Controlled Models WARNING: • If fireplace has glass doors, never operate this heater with glass doors closed. If you operate heater with doors closed, heat buildup inside fireplace will cause glass to burst. Also if fireplace opening has vents at the bottom, you must open the vents before operating heater. • You must operate this heater with a fireplace screen in place. Make sure fireplace screen is closed before running heater.
PAGE 16
UNVENTED (VENT-FREE) GAS LOG HEATER OPERATING HEATER Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater Turn control knob clockwise to the OFF position. Shutting Off Burners Only (pilot stays lit) Turn control knob clockwise to the PILOT position. THERMOSTAT CONTROL OPERATION (Thermostat-Controlled Models Only) The thermostat control knob can be set to any comfort level between Hi and Lo.
PAGE 17
OWNER’S MANUAL VARIABLE CONTROL OPERATION OPERATING HEATER Continued 4. 5. 6. 7. 8. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information, page 16. If you don’t smell gas, go to the next step. Press in control knob and turn counterclockwise C-clockwise to the PILOT position. Keep control knob pressed in for five (5) seconds (see Figure 23, page 16).
PAGE 18
UNVENTED (VENT-FREE) GAS LOG HEATER INSPECTING BURNERS CLEANING AND MAINTENANCE 4. Continued FRONT BURNER FLAME PATTERN WARNING: Turn off heater and let cool before cleaning. Figure 27 shows correct front burner flame pattern. Figure 28 shows incorrect front burner flame pattern. The incorrect burner flame pattern shows yellow tipping at top of blue flame. CAUTION: You must keep control areas, burners, and circulating air passageways of heater clean. Inspect these areas of heater before each use.
PAGE 19
OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off and unplug heater and let cool before servicing. Only a qualified service person should service and repair heater. Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com. 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.
PAGE 20
UNVENTED (VENT-FREE) GAS LOG HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY One or both burners do not light after ODS/ pilot is lit 1. Burner orifice(s) clogged 1. Clean burner(s) (see Cleaning and Maintenance, page 18) or replace burner orifice(s) 2. Contact local propane/LP gas company 3. Contact qualified service person 4. Replace burner orifice(s) 2. Inlet gas pressure is too low 3. Mislocated crossover tube 4.
PAGE 21
OWNER’S MANUAL TROUBLESHOOTING Continued • • • • • 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. If you cannot reach your gas supplier, call the fire department. IMPORTANT: Operating heater where impurities in air exist may create odors.
PAGE 22
UNVENTED (VENT-FREE) GAS LOG HEATER OPTIONAL POSITIONING OF THERMOSTAT 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 reposition the thermostat sensing bulb. 4. The mounting clip must be a minimum of 3" from bottom of fireplace to prevent crimping of capillary. Once you have decided on a location, clean the area thoroughly.
PAGE 23
OWNER’S MANUAL SPECIFICATIONS Model CGG3324PT CGG2618P CGG3324P CGG3630P Btu (Variable) 20,000/33,000 16,000/26,000 20,000/33,000 21,500/36,000 Type Gas Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP Only Ignition Piezo Piezo Piezo Piezo Manifold Pressure 7.9" W.C. 7.9" W.C. 7.9" W.C. 7.9" W.C. Inlet Gas Pressure (in. of water) Maximum Minimum* 14" 11" 14" 11" 14" 11" 14" 11" Shipping Weight 38 lbs. 36 lbs. 38 lbs. 40 lbs.
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UNVENTED (VENT-FREE) GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN 4 VARIABLE MANUALLYCONTROLLED MODELS CGG2618P CGG3324P CGG3630P 2 1 3 27 27-1 27-2 21 25 7-2 5 7-1 10 6 7 29 8 9 29 23 22 11 24 13 21 12 16 25 17 26 15 19 14 18 24 20 103425
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OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 23 of this manual. VARIABLE MANUALLYCONTROLLED MODELS CGG2618P CGG3324P CGG3630P KEY NO.
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UNVENTED (VENT-FREE) GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN 4 THERMOSTATCONTROLLED MODELS CGG3324PT 2 1 3 7 7-1 7-2 6 29 8 10-2 13 9 10 10-1 8 11 12 8 27 26 13 6 14 28 25 5 16 15 24 19 29 18 17 20 21 23 30 26 22 103425
PAGE 27
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 23 of this manual. THERMOSTATCONTROLLED MODEL CGG3324PT KEY NO.
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UNVENTED (VENT-FREE) GAS LOG HEATER PARTS CENTRALS These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. When calling a Parts Central, ask for the Parts Department. East Coast Energy Products 707 Broadway W. Long Branch, NJ 07764 908-870-8809 1-800-755-8809 Parts Department Baltimore Electric 1348 Dixwell Avenue Hamden, CT 06514 1-800-397-7553 203-248-7553 Parts Department Tarantin Tank Co. P.O.
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OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ ___________
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WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased 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.