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UNVENTED (VENT-FREE)
NATURAL GAS FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
CGFP28N
AND
CGFP28NT
WARNING: If the information in this manual is
not followed exactly, a fire or explosion may
result causing property damage, personal in-
jury, 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* manufactured (mobile) home, where not
prohibited by state or local codes.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
Save this manual for future reference.
®
Shown with optional
cabinet mantel and
hearth base.
WARNING: Improper installation,
adjustment, alteration, service,
or maintenance can cause injury
or property damage. Refer to this
manual for correct installation
and operational procedures. For
assistance or additional infor-
mation consult a qualified in-
staller, 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 ad-
equate combustion and ventila-
tion air must be provided. Refer
to Air for Combustion and Venti-
lation section on page 4 of this
manual.
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Table of Contents
Related Manuals for Desa Comfort Glow CGFP28N
Summary of Contents for Desa Comfort Glow CGFP28N
- Page 1 UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL CGFP28N CGFP28NT WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal in- jury, 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.
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Page 2: Safety Information
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. CGFP28N and CGFP28NT 2. If you smell gas • shut off gas supply • do not try to light any appliance •... -
Page 3: Product Identification
PRODUCT IDENTIFICATION Top Log (#4) Bottom Mid Log (#2) Front Burner Base Front Log (#3) Figure 1 - Log Base Assembly Top Outer Casing Top Louvered Hood Firebox Support Screen Assembly Figure 2 - Fireplace 103413 OWNER’S MANUAL Rear Log (#1) Rear Burner Gas Regulator Rear... -
Page 4: Product Features
Any setting between low and high may be selected by simply turning the control knob. An op- tional manually controlled blower (GA3750) is available (see Accessories, page 25). CGFP28N and CGFP28NT AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall... - Page 5 AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR FIREPLACE 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 fireplace plus any adjoining rooms with doorless passageways or ventilation grills between the rooms.
- Page 6 IMPORTANT: Do not provide openings for inlet or outlet air into attic if attic has a thermostat-controlled power vent. Heated air entering the attic will activate the power vent. CGFP28N and CGFP28NT Ventilation Grills Into Adjoining Room,...
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Page 7: Installation
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your pri- mary heating system. Do not in- stall this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. - Page 8 Drive screws from inside (right side) of floor support bracket. Attach the plate so that the power cord is directed CGFP28N and CGFP28NT towards rear of firebox (see Figure 10). Tighten screws firmly. 7. Remove the three screws (do not dis- card) and cover plate from center of firebox wrapper rear wall.
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Page 9: Operating The Blower
INSTALLATION Continued 11. Install three plastic wire clips provided into floor support bracket (see Figure 10, page 8). Secure by pushing clips firmly into holes. 12. Attach green ground wire ring terminal to floor support bracket using #10 sheet metal grounding screw provided (see Figure 10, page 8). - Page 10 CGFP28N and CGFP28NT 7. Place control knob provided on plastic control shaft of speed control. 8. Mount the speed control on the front leg of the left floor support bracket us- ing 2 screws provided (see Figure 18).
- Page 11 Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. Variable Fan Switch 110/115 Blower V.A.C. Motor Black Black Green White White 120 Vac. 60 Hz. . 78 Amps 101584-05 DESA International, Bowling Green, KY...
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Page 12: Installation Clearances
Note: Clearances are the same if using optional cabinet mantel or built-in installation. Figure 21 - Minimum Clearance to Wall and Ceiling CGFP28N and CGFP28NT CONVENTIONAL FIREPLACE INSTALLATION Conventional installation of this fireplace involves installing fireplace along with the cabinet mantel and hearth base accessory against a wall in your home. -
Page 13: Built-In Fireplace Installation
INSTALLATION Continued 12. After heater is secured, replace mantel on hearth base (see Figure 25). Make sure mantel is flush against wall. In- stall brass trim (see page 7). Cabinet Mantel Figure 24 - Installing Cabinet Mantel Figure 25 - Inserting Fireplace Into Cabinet Mantel BUILT-IN FIREPLACE INSTALLATION (Check Local... -
Page 14: Installing Gas Piping To Fireplace Location
All measure- ments are in inches. Figure 29 - Minimum Mantel Clearances for Built-In Installation CGFP28N and CGFP28NT INSTALLING GAS PIPING TO FIREPLACE LOCATION NOTICE: A qualified service per- son must connect fireplace to gas supply. Follow all local codes. -
Page 15: Connecting Fireplace To Gas Supply
INSTALLATION Continued CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed • 5/16" hex socket wrench or nut-driver • Phillips screwdriver • sealant (resistant to propane/LP gas, not provided) 1. Remove fireplace screen. Remove two screws that hold fireplace screen in place for shipping. -
Page 16: Installing Logs
Make sure flat areas at bot- tom of log are behind rear burner (see Figure 35). CGFP28N and CGFP28NT 2 . Slide bottom mid log (#2) into place in behind front burner. Make sure tabs at bottom of log are behind front burner (see Figure 36). -
Page 17: Operating Fireplace
OPERATING FIREPLACE Thermostat-Controlled Model CGFP28NT FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result caus- ing property damage, personal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. -
Page 18: Thermostat Control Operation
CGFP28N and CGFP28NT WHAT TO DO IF YOU SMELL • Do not try to light any appliance. • Do not touch any electric switch; do not use any phone in your building. -
Page 19: Inspecting Burners
OPERATING FIREPLACE Continued VARIABLE CONTROL OPERATION The variable control valve can be set to any heat setting and flame height de- sired, by simply turning the control knob until that setting is attained. Even the lowest setting provides realistic flames and glowing embers from two burners. -
Page 20: Cleaning And Maintenance
2. Inspect burner, pilot, and primary air inlet holes on injector holder for dust and dirt (see Figure 48). CGFP28N and CGFP28NT 3. Blow air through the ports/slots and holes in the burner. 4. Check the injector holder located at the end of the burner tube again. -
Page 21: Troubleshooting
TROUBLESHOOTING Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot When ignitor button is pressed, there is... - Page 22 Moisture/condensation noticed on windows White powder residue forming within burner box or on adjacent walls or furniture CGFP28N and CGFP28NT POSSIBLE CAUSE 1. Burner orifice(s) clogged 2. Burner orifice(s) diameter is too small 3. Inlet gas pressure is too low 4.
- Page 23 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.
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Page 24: Service Hints
TECHNICAL SERVICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-DESA LOG (1-800-337-2564). You can also visit DESA International’s Technical Service site www.desatech.com. CGFP28N and CGFP28NT PARTS CENTRALS These Parts Centrals are privately-owned businesses. -
Page 25: Replacement Parts
This will protect your warranty coverage 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-DESA LOG (1-800-337-2564). When calling DESA International, have ready •... -
Page 26: Illustrated Parts Breakdown
UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN LOG BASE ASSEMBLY VARIABLE MANUALLY- CONTROLLED MODEL CGFP28N CGFP28N and CGFP28NT 7-1 7-2 103413... -
Page 27: Parts List
PARTS LIST LOG BASE ASSEMBLY VARIABLE MANUALLY- CONTROLLED MODEL CGFP28N 103413 This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. PART NUMBER DESCRIPTION 103682-04... - Page 28 CGFP28N and CGFP28NT UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN LOG BASE ASSEMBLY THERMOSTAT- CONTROLLED MODEL CGFP28NT 7-1 7-2 103413...
- Page 29 PARTS LIST LOG BASE ASSEMBLY THERMOSTAT- CONTROLLED MODEL CGFP28NT 103413 This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. PART NUMBER DESCRIPTION 103682-04 Rear Log (#1) 103682-02 Bottom Mid Log (#2) 103682-01...
- Page 30 CGFP28N and CGFP28NT UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN FIREPLACE CGFP28N CGFP28NT 103413...
- 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 25 of this manual. FIREPLACE CGFP28N CGFP28NT 103413 OWNER’S MANUAL PART NUMBER DESCRIPTION 101357-01 Top Outer Casing...
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Page 32: Warranty Information
COMFORT GLOW VENT-FREE NATURAL GAS FIREPLACE DESA International 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.