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VENT-FREE NATURAL GAS
BAY FRONT FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
CF26NT
15,000 to 26,000 Btu/Hr
with Thermostat
WARNING: If the information in this manual is not
followed exactly, a fire or explosion may result caus-
ing 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 qualified installer, service agency, or the
gas supplier.
This appliance may be installed in an aftermarket*, permanently located, manufactured
(mobile) home, where not prohibited by local codes.
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.
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
Save this manual for future reference.
Patent Pending
Fireplace Shown
With Optional
Bay Front Mantel
WARNING: Improper installa-
tion, adjustment, alteration, ser-
vice, or maintenance can cause
injury or property damage. Re-
fer to this manual for correct
installation and operational pro-
cedures. For assistance or ad-
ditional information consult a
qualified installer, service
agency, or the gas supplier.
WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) 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 sec-
tion on page 4 of this manual.
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Related Manuals for Comfort Glow CF26NT
Summary of Contents for Comfort Glow CF26NT
- Page 1 VENT-FREE NATURAL GAS BAY FRONT FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL CF26NT 15,000 to 26,000 Btu/Hr Patent Pending with Thermostat Fireplace Shown With Optional Bay Front Mantel WARNING: Improper installa- WARNING: If the information in this manual is not tion, adjustment, alteration, ser-...
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Page 2: Safety Information
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE SAFETY Do not add extra logs or ornaments Due to high temperatures, the such as pine cones, vermiculite, or rock appliance should be located out INFORMATION wool. Using these added items can of traffic and away from furniture cause sooting. -
Page 3: Product Identification
OWNER’S MANUAL PRODUCT PRODUCT IDENTIFICATION FEATURES SAFETY PILOT Fireplace Cabinet This fireplace has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff sys- tem. The ODS/pilot is a required feature for vent-free room fireplaces. The ODS/pilot shuts off the fireplace if there is not enough fresh air. -
Page 4: Air For Combustion And Ventilation
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE AIR FOR PROVIDING ADEQUATE Confined and Unconfined Space VENTILATION COMBUSTION AND The National Fuel Gas Code, ANS Z223.1 defines a confined space as a space whose The following are excerpts from National VENTILATION volume is less than 50 cubic feet per 1,000 Fuel Gas Code, NFPA 54/ANS Z223.1, Sec-... - Page 5 OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR FIREPLACE 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 fireplace plus any adjoining rooms with doorless passageways or ventilation grills between the rooms.
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Page 6: Ventilation Air
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE AIR FOR COMBUSTION AND 12" VENTILATION Continued Ventilation Grills Into Adjoining Room, VENTILATION AIR Ventilation Option 2 Grills into Adjoining Remove Ventilation Air From Inside Room, Door into Option 1 Adjoining Building Room,... -
Page 7: Check Gas Type
You can recess firebox into the wall. You Follow all local codes. can also position fireplace in the optional cabinet mantels. Note: Your Comfort Glow fireplace is de- IMPORTANT: Only use optional cabinet signed to be used in zero clearance installa- 42" Minimum mantels specified in this manual. -
Page 8: Built-In Fireplace Installation
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE INSTALLATION An optional blower accessory is avail- Bend four nailing flanges on outer cas- able (see Accessories, page 27). There ing with pliers (see Figure 8). Continued are two options for connecting blower Attach fireplace to wall studs using to electrical source. -
Page 9: Optional Mantel Installation
OWNER’S MANUAL INSTALLATION Assembling Brass Trim Place brass trim on the shoulder screws located on the side and top of the fireplace. (Brass trim shipped with mantel) Continued Firmly snap the brass trim over the shoul- 1. Remove packaging from three remain- Mantel Clearances for Built-In der screws on fireplace (see Figure 14, ing pieces of brass trim. - Page 10 CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE INSTALLATION Note the wire locations on back of 8. Insert the 4 wire harness into one of the AUTO/OFF/ON switch. Carefully re- round holes in the rear of the blower Continued move red wire from the AUTO termi-...
- Page 11 OWNER’S MANUAL INSTALLATION Blower Bracket Assembly Continued Blower Control Shield Screw Switch Switch Plate Strain Wire Relief Harness Screw Power Cord Figure 17 - Installing Switch Plate to Blower Control Shield Blue Outlet For Built-In Installation Switch Receptacle Plate WARNING: A licensed electri- Shield cian must connect the wiring har- Cover...
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Page 12: Connecting To Gas Supply
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE INSTALLATION Installation must include a equipment shutoff CAUTION: Use pipe joint seal- valve, union, and plugged 1/8" NPT tap. Continued ant that is resistant to liquid pe- Locate NPT tap within reach for test gauge troleum (LP) gas. -
Page 13: Connecting Fireplace To Gas Supply
OWNER’S MANUAL INSTALLATION Continued CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed • Phillips screwdriver • sealant (resistant to propane/LP gas, not provided) Outer 1. Route flexible gas line (provided by Casing installer) from equipment shutoff valve into fireplace through side or rear ac- cess holes in outer casing. -
Page 14: Checking Gas Connections
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE INSTALLATION Pressure Testing Fireplace Gas Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) Connections Continued Close equipment shutoff valve (see Open equipment shutoff valve (see Fig- CHECKING GAS Figure 23). -
Page 15: Installing Logs
OWNER’S MANUAL INSTALLATION OPERATING It is very important to install the logs exactly as instructed. Do not modify logs. Only use Continued FIREPLACE logs supplied with heater. INSTALLING LOGS Place one-piece log set on grate to fit as FOR YOUR SAFETY illustrated in Figure 25. -
Page 16: Inspecting Burners
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE Note: If pilot goes out, repeat steps 3 OPERATING MANUAL LIGHTING through 7. This heater has a safety inter- PROCEDURE FIREPLACE lock system. Wait one (1) minute for sys- Follow steps 1 through 5 under Light- tem to reset before lighting pilot again. -
Page 17: Cleaning And Maintenance
OWNER’S MANUAL INSPECTING CLEANING BURNER Burner INJECTOR HOLDER AND BURNERS Tube PILOT AIR INLET HOLE Continued Injector Holder The primary air inlet holes allow the proper BURNER PRIMARY AIR HOLES amount of air to mix with the gas. This provides a clean burning flame. Keep these Air is drawn into the burner through the holes clear of dust, dirt, lint, and pet hair. -
Page 18: Troubleshooting
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE TROUBLESHOOTING CAUTION: Never use a wire, WARNING: Turn off fireplace needle, or similar object to clean and let cool before servicing. Only Note: For additional help, visit DESA ODS/pilot. This can damage ODS/ a qualified service person should International’s technical service web site... - Page 19 OWNER’S MANUAL TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice clogged 1. Clean burners (see Cleaning and Mainte- nance, page 17) or replace burner orifice 2. Inlet gas pressure is too low 2.
- Page 20 CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE 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.
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Page 21: Specifications
OWNER’S MANUAL SPECIFICATIONS TECHNICAL REPLACEMENT SERVICE PARTS Btu (Variable) 19,000/26,000 Type Gas Natural Only You may have further questions about in- Note: Use only original replacement parts. Ignition Piezo stallation, operation, or troubleshooting. This will protect your warranty coverage for Manifold Pressure 3.5"... -
Page 22: Illustrated Parts Breakdown
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE ILLUSTRATED PARTS BREAKDOWN CF26NT For more information, visit www.desatech.com 107188... -
Page 23: Parts List
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 21 of this manual. CF26NT PART NUMBER DESCRIPTION QTY. 106039-01 Log Set 104033-04 Baffle, Rear... - Page 24 CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE ILLUSTRATED PARTS BREAKDOWN CF26NT 20-1 11-1 20-2 20-3 11-2 For more information, visit www.desatech.com 107188...
- Page 25 OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 21 of this manual. CF26NT CF26NT PART NO. DESCRIPTION QTY. 102633-02CK Outer Casing Top 102624-02...
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Page 26: Parts Centrals
CF26NT VENT-FREE NATURAL GAS BAY FRONT FIREPLACE 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. Baltimore Electric Washer Equipment Co. Laportes Parts & Service... - Page 27 OWNER’S MANUAL ACCESSORIES BRASS ACCENT TRIM GA7092 (Not Shown) Purchase these fireplace accessories from your local dealer or Parts Central (see page Optional two piece brass trim kit for the 26). If they cannot supply these accessories Bayfront Fireplace. Easily screws to fireplace call DESA International’s Sales Depart- front.
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Page 28: Warranty Information
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.