PERFECTION-SCHWANK GFP28MNG Owner's Operation And Installation Manual

Unvented (vent-free) natural gas fireplace

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UNVENTED (VENT-FREE)
NATURAL GAS FIREPLACE
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
OWNER'S OPERATION AND INSTALLATION MANUAL
GFP28MNG
AND
GFP28TNG
®
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 in-
structions.
• 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.
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 adequate
combustion and ventilation air
must be provided. Refer to Air for
Combustion and Ventilation sec-
tion in this manual.

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Do you have a question about the GFP28MNG and is the answer not in the manual?

Questions and answers

Fanor
January 17, 2025

**** came on and turn off after a few minutes. it does not come on after initial 7 min. is there a sensor for automatic turn on . when testing **** turn on.please advise. Not sure model of fire place

1 comments:
Mr. Anderson
February 3, 2025

Yes, the PERFECTION-SCHWANK GFP28MNG fireplace has a thermostat-controlled blower that includes an AUTO setting. In this setting, the blower will automatically turn on when the thermostat senses a sufficient increase in firebox temperature.

This answer is automatically generated

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Summary of Contents for PERFECTION-SCHWANK GFP28MNG

  • Page 1 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 OWNER’S OPERATION AND INSTALLATION MANUAL GFP28MNG GFP28TNG Shown with optional cabinet mantel and ®...
  • Page 2: Table Of Contents

    CONTENTS SECTION PAGE Safety Information ................... 2 Product Identification ................4 Local Codes ..................... 5 Unpacking ....................5 Product Features ..................5 Air for Combustion and Ventilation ............6 Installing ....................9 Check Gas Type ................9 Assembling and Attaching Brass Trim ..........10 Installation Clearances ..............
  • Page 3 SAFETY WARNINGS Continued INFORMATION WARNING ICON G 001 WARNING: Any change to this fireplace or its controls can be dangerous. Continued 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.
  • Page 4: Product Identification

    PRODUCT IDENTIFICATION Front Log (#1) Rear Log (#2) Front Burner Rear Burner Left Front Branch (#4) Regulator Base Right Front Branch (#5) Figure 1 - Log Base Assembly Top Outer Casing Top Louvered Hood Firebox Support Rear Access Door Screen Side Assembly Access...
  • Page 5: Local Codes

    Use of blower is optional. Variable Manual Control (GFP28MNG) These fireplaces have a variable manual control valve which allows the user to choose the heat setting that best suits his needs. Any setting between low and high may be selected by simply turning the control knob.
  • Page 6: Air For Combustion And Ventilation

    AIR FOR WARNING WARNING ICON G 001 COMBUSTION This heater shall not be installed in a confined space unless provi- sions are provided for adequate combustion and ventilation air. Read the following instructions to insure proper fresh air for this VENTILATION and other fuel-burning appliances in your home.
  • Page 7 DETERMINING AIR FLOW FOR FIREPLACE LOCATION AIR FOR Determining if You Have a Confined or Unconfined Space COMBUSTION 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 8 AIR FOR WARNING WARNING ICON G 001 COMBUSTION 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 VENTILATION National Fuel Gas Code, ANSI Z223.1, 1992, Section 5.3.
  • Page 9: Installing

    INSTALLING NOTICE A qualified service person must install fireplace. Follow all local codes. WARNING WARNING ICON G 001 Never install the fireplace • in a bedroom or bathroom • in a recreational vehicle • where curtains, furniture, clothing, or other flammable objects are less than 36 inches from the front, top, or sides of the fireplace •...
  • Page 10: Assembling And Attaching Brass Trim

    ASSEMBLING AND ATTACHING BRASS TRIM INSTALLING Note: The instructions below show assembling and attaching brass trim to fireplace. Do not yet install trim if performing a built-in installation (see page 14, Built- Continued In Fireplace Installation). 1. Remove packaging from three pieces of brass trim. 2.
  • Page 11: Installation Clearances

    INSTALLATION CLEARANCES INSTALLING WARNING Continued WARNING ICON G 001 Maintain the minimum clearances. If you can, provide greater clearances from floor, ceiling, and adjoining wall. Carefully follow the instructions below. This will ensure safe installation. Minimum Wall and Ceiling Clearances (see Figure 7) A.
  • Page 12 INSTALLING 2. Break off nailing flanges (see Figure 8) with hammer or pliers. 3. Place mantel and base in desired location. Place heater in front opening of Continued mantel. Make sure all pieces fit properly. Remove mantel. 4. Mark floor and base or wall for gas line entrance. Make sure there is enough clearance between heater and mantel for gas line.
  • Page 13 Cabinet Mantel Figure 10 - Installing Cabinet Mantel 7. Carefully place fireplace on top of hearth base (Figure 11). Be careful not to scratch or damage hearth base. Note: You can secure fireplace to hearth or floor. Open lower louver. Locate screw holes in bottom of base. Secure with wood screws through these holes and into hearth or floor.
  • Page 14: Built-In Fireplace Installation

    BUILT-IN FIREPLACE INSTALLATION INSTALLING Built-in installation of this fireplace involves installing fireplace into a framed-in Continued enclosure. This makes the front of fireplace flush with wall. If installing a mantel above the fireplace, but you must follow the clearances shown in Figure 15, page 15. Follow the instructions below to install the fireplace in this manner.
  • Page 15 INSTALLING Continued Nails or Wood Screws Nailing Flange Figure 14 - Attaching Fireplace to Wall Studs Mantel Clearances for Built-In Installation If placing mantel above built-in fireplace, you must meet minimum clearance between mantel shelf and top of fireplace opening. 10"...
  • Page 16: Installing Gas Piping To Fireplace Location

    INSTALLING GAS PIPING TO FIREPLACE LOCATION INSTALLING NOTICE Continued A qualified service person must connect fireplace to gas supply. Follow all local codes. Installation Items Needed Before installing fireplace, make sure you have the items listed below. • piping (check local codes) •...
  • Page 17: Connecting Fireplace To Gas Supply

    A.G.A. Design-Certified Manual Shutoff Valve INSTALLING With 1/8" NPT Tap Continued Approved Flexible Gas Line From Gas Meter (5" W.C. to 10.5" W.C. 3" Minimum Pressure) Sediment Trap Tee Joint Pipe Nipple Figure 16 - Gas Connection CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed •...
  • Page 18: Checking Gas Connections

    4. Route flexible gas line from manual shutoff valve into fireplace through side or rear INSTALLING access panel. Route flexible gas supply line through fireplace access door. Continued NOTICE Most building codes do not permit concealed gas connections. A flexible gas line is provided to allow accessibility from the fire- place.
  • Page 19 Test Pressures Equal To or Less Than 1/2 PSIG INSTALLING 1. Close manual shutoff valve (see Figure 19). Continued 2. Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter. 3.
  • Page 20: Installing Logs

    INSTALLING LOGS INSTALLING Continued 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.
  • Page 21: Operating Fireplace (Thermostat-Controlled Model)

    INSTALLING WARNING WARNING ICON G 001 You must operate this fireplace with the fireplace screen in place. Continued Make sure fireplace screen is in place before running fireplace. 5. Install fireplace screen by slipping notches of fireplace screen over screws on front of fireplace (see Figure 24).
  • Page 22 OPERATING LIGHTING INSTRUCTIONS FIREPLACE WARNING Thermostat- WARNING ICON G 001 You must operate this fireplace with the fireplace screen in place. Controlled Model Make sure fireplace screen is installed before running fireplace. Continued NOTICE During initial operation of new fireplace, burning logs will give off a paper-burning smell.
  • Page 23 OPERATING 8. Turn control knob counterclockwise to desired heating level. The C-clockwise burners should light. Set control knob to any heat level between HI and LO. FIREPLACE CAUTION Thermostat- Controlled Model Do not try to adjust heating levels by using the manual shutoff valve. Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Fireplace...
  • Page 24: Operating Fireplace (Manually Controlled Model)

    If you do not follow these instructions exactly, a fire or explosion Model may result causing property damage, personal injury or loss of life. GFP28MNG A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly.
  • Page 25 OPERATING 4. 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 above. If you FIREPLACE don’t smell gas, go to the next step. Manually-Controlled 5.
  • Page 26 OPERATING TO TURN OFF GAS TO APPLIANCE FIREPLACE Shutting Off Fireplace 1. Turn control knob clockwise to the HIGH position. Manually-Controlled Clockwise 2. Slightly depress control knob and turn clockwise to the PILOT position. Model Clockwise 3. Slightly depress control knob and turn clockwise to the OFF position.
  • Page 27: Inspecting Burners

    Check pilot flame pattern and burner flame patterns often. INSPECTING PILOT FLAME PATTERN BURNERS Figure 29 shows a correct pilot flame pattern. Figure 30 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool.
  • Page 28: Cleaning And Maintenance

    CLEANING WARNING WARNING ICON G 001 Turn off fireplace and let cool before cleaning. MAINTENANCE CAUTION WARNING ICON G 001 You must keep control areas, burners, and circulating air pas- sageways of fireplace clean. Inspect these areas of fireplace before each use. Have fireplace inspected yearly by a qualified service person.
  • Page 29 OBSERVED POSSIBLE TROUBLE- PROBLEM CAUSE REMEDY SHOOTING When ignitor button 1. Gas supply turned off or 1. Turn on gas supply or Continued is pressed, there is manual shutoff valve open manual shutoff spark at ODS/pilot closed valve but no ignition 2.
  • Page 30 OBSERVED POSSIBLE TROUBLE- PROBLEM CAUSE REMEDY SHOOTING One or both burners do 1. Burner orifice(s) 1. Clean burner(s) (see not light after ODS/ clogged Cleaning and Mainte- Continued pilot is lit nance, page 28) or replace burner orifice(s) 2. Burner orifice(s) 2.
  • Page 31 TROUBLE- WARNING WARNING ICON G 001 SHOOTING If you smell gas • Shut off gas supply. Continued • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. •...
  • Page 32: Illustrated Parts Lists

    ILLUSTRATED PARTS BREAKDOWN Log Base Assembly Variable Manually- Controlled Models 7-1 7-2 GFP28MNG 103090...
  • Page 33 This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 38 of this manual. Log Base Assembly Variable Manually- Controlled Models GFP28MNG PART NUMBER DESCRIPTION QTY. 102230-02 Front Log (#1)
  • Page 34 ILLUSTRATED PARTS BREAKDOWN Log Base Assembly Thermostat- Controlled Models 7-1 7-2 GFP28TNG 103090...
  • Page 35 This list contains replaceable parts used in your fireplace. When ordering parts, PARTS LIST follow the instructions listed under Replacement Parts on page 38 of this manual. Log Base Assembly Thermostat- Controlled Models GFP28TNG PART NUMBER DESCRIPTION QTY. 102230-02 Front Log (#1) 102231-02 Rear Log (#2) M11084-38...
  • Page 36 ILLUSTRATED PARTS BREAKDOWN Fireplace GFP28MNG GFP28TNG 103090...
  • Page 37 This list contains replaceable parts used in your fireplace. When ordering parts, PARTS LIST follow the instructions listed under Replacement Parts on page 39 of this manual. Fireplace GFP28TNG GFP28MNG PART NUMBER FOR MODEL GFP28TNG QTY. GFP28MNG QTY. DESCRIPTION 101357-01 101357-01 Top Outer Casing 101373-01 101373-01...
  • Page 38: Service Hints

    5" (*For purpose of input adjustment.) Shipping Weight 80 lbs. TECHNICAL You may have further questions about installation, operation, or troubleshooting. If so, contact Perfection-Schwank’s Technical Service Department at SERVICE 1-800-776-8459 (Outside Georgia) or 706-554-2101. WIRING Fan Switch (Off/On/Auto) Auto...
  • Page 39: Replacement Parts

    Purchase these fireplace accessories from your local dealer or Parts Central. If ACCESSORIES they can not supply these accessories, call Perfection-Schwank’s Sales Depart- ment at 1-800-776-8459 (Outside Georgia) or 706-554-2101 for referral informa- tion. You can also write to the address listed on the back page of this manual.
  • Page 40: Warranty Information

    PERFECTION-SCHWANK VENT-FREE PROPANE/LP GAS FIREPLACE Perfection-Schwank warrants this product to be free from defects in materials and components for one (1) year 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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