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Superior Fireplaces TF18NR - User Manual

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For use with log sets
Installation and Operation Instructions
Unvented
(Vent-Free) Gas Log Heaters
Models
TF18NR TF2430NR
TF18PR
TF2430PR
PFS
®
US
Report No. F11-017
P/N 126816-01 Rev. F 12/2019
P126816-01
LTF18MM LTF18RS LTF18WT
LTF24MM LTF24RS LTF24WT
LTF30MM LTF30RS LTF30WT
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
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.
WARNING: This appliance is for installation only in a solid-fuel burning masonry or UL127 factory-built fi replace
or in a listed ventless fi rebox enclosure. It is design-certifi ed for these installations in accordance with ANSI
Z21.11.2. Exception: DO NOT install this appliance in a factory-built fi replace that includes instructions stating
it has not been tested or should not be used with unvented gas logs.
This is an unvented gas-fi red 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 6 of this manual.
WARNING: If the information in this manual is not followed exactly, a fi re or explosion may result
causing property damage, personal injury or loss of life.
– Do not store or use gasoline or other fl ammable 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 fi re department.
– Installation and service must be performed by a qualifi ed installer, service agency or the gas supplier.

Table of Contents

Other manuals for Superior Fireplaces TF18NR

Preview: Installation And Operation Instruction
Installation And Operation Instruction44 pages

Questions and Answers

  • F
    frank59Nov 25, 2025
    Why is there a spark at ODS/pilot but no ignition when the igniter button is pressed on my Superior Fireplaces Indoor Fireplace?
    • J
      Jason BoothNov 25, 2025
      If, when pressing the igniter button on your Superior Fireplaces Indoor Fireplace, there is a spark at the ODS/pilot but no ignition, the following could be the reasons: * Gas supply is off or the equipment shutoff valve is closed: Turn on the gas supply or open the shutoff valve. * The control knob isn't in the PILOT position: Turn the control knob to the PILOT position. * The control knob isn't pressed in while in PILOT position: Press in the control knob while in PILOT position. * Air in gas lines: Continue holding down the control knob and repeat the igniting operation until the air is removed. * Depleted gas supply (propane/LP only): Contact your local propane/LP gas company. * The ODS/pilot is clogged: Clean or replace the ODS/pilot assembly. * The gas regulator settin...
  • R
    Robert PowellAug 25, 2025
    What to do if one or both burners do not light after ODS/pilot is lit in my Superior Fireplaces Indoor Fireplace?
    • K
      Kathryn HallAug 26, 2025
      If, after the ODS/pilot is lit, one or both burners of your Superior Fireplaces Indoor Fireplace fail to light, consider the following possibilities: * Inlet gas pressure is too low: Contact your local gas company. * Burner orifices are clogged: Clean or replace the burner orifices. * Thermopile leads are disconnected or improperly connected: Reconnect the leads according to the wiring diagram. * The remote selector is in the OFF position: Switch the remote selector to the ON position. * A wire is disconnected from the gas control: Consult the wiring diagram to reconnect the wire.
  • B
    Brandon MartinezAug 27, 2025
    Why does my Superior Fireplaces Indoor Fireplace produce a whistling noise when burners are lit?
    • P
      Phillip BurnettAug 27, 2025
      If your Superior Fireplaces Indoor Fireplace produces a whistling noise when the burners are lit, it could be due to: * Turning the control knob to HI when the burners are cold: Turn the control knob to LO and let it warm up for a minute. * Air in the gas line: Operate the burners until the air is removed. Have the gas line checked by your gas company. * Blocked air passageways: Ensure minimum installation clearances are observed. * Dirty or partially clogged burner orifices: Clean or replace the burner orifices.
  • C
    Catherine YoungAug 28, 2025
    What causes the delayed ignition of one or both burners in my Superior Fireplaces Indoor Fireplace?
    • J
      John LopezAug 29, 2025
      Delayed ignition of one or both burners in your Superior Fireplaces Indoor Fireplace can be caused by: * Manifold pressure being too low: Contact your local gas company. * Burner orifices being clogged: Clean or replace the burner orifices. * A mislocated crossover tube: Contact a qualified service person.
  • J
    John WhiteAug 30, 2025
    Why is there a slight smoke or odor during the initial operation of my Superior Fireplaces Indoor Fireplace?
    • R
      Regina WilliamsAug 30, 2025
      A slight smoke or odor during the initial operation of your Superior Fireplaces Indoor Fireplace is typically due to residues from manufacturing processes and logs curing. This issue should resolve itself after a few hours of operation.
  • C
    Catherine FordSep 22, 2025
    Why does my new Superior Fireplaces TF18NR Gas Heater smell?
    • B
      brendadennisSep 22, 2025
      If you notice a slight smoke or odor during the initial operation of your Superior Fireplaces Gas Heater, this is likely due to residues from manufacturing processes and logs curing. The problem should stop after a few hours of operation.
  • J
    John AcostaSep 17, 2025
    Why is my Superior Fireplaces TF18NR Gas Heater remote not working?
    • K
      Kaitlyn SnyderSep 17, 2025
      If the remote for your Superior Fireplaces Gas Heater isn't working, the battery may not be installed or the battery power is low. Replace the batteries in both the receiver and the hand-held remote.
  • R
    rileyedwardSep 18, 2025
    Why is my Superior Fireplaces TF18NR clicking?
    • J
      James RiveraSep 18, 2025
      If your Superior Fireplaces Gas Heater produces a clicking or ticking noise just after the burners are lit or shut off: * This could be due to metal expanding while heating or contracting while cooling, which is normal for most appliances. If the noise is excessive, contact a qualified service person. * A wire connection may be loose or a wire broken. Check wiring connections and replace the wire harness if necessary.
  • G
    Gloria GarnerSep 9, 2025
    How to fix no spark when pressing igniter on Superior Fireplaces TF18NR Gas Heater?
    • J
      johnsonkyleSep 10, 2025
      If there is no spark at the ODS/pilot when the igniter button is pressed on your Superior Fireplaces Gas Heater, consider the following potential causes: * The igniter electrode may not be connected to the igniter cable. Reconnect the igniter cable. * The igniter cable may be pinched or wet. Free the igniter cable if pinched and keep it dry. * The igniter cable may be broken. Replace the igniter cable. * The igniter may be bad. Replace the igniter. * The igniter electrode may be positioned wrong or broken. Replace the pilot assembly. * The battery may not be installed, have low power, or be installed incorrectly (electronic ignition models only). Install a new alkaline battery correctly.
  • K
    kennedytiffanySep 4, 2025
    Why does my Superior Fireplaces Indoor Fireplace produce a clicking/ticking noise just after burners are lit or shut off?
    • K
      Kayla BennettSep 5, 2025
      If your Superior Fireplaces Indoor Fireplace produces a clicking or ticking noise just after the burners are lit or shut off, it's likely due to the metal expanding while heating or contracting while cooling, which is normal. If the noise is excessive, contact a qualified service person. Alternatively, a loose or broken wire connection could be the cause; check the wiring connections or replace the wire harness if necessary.

Superior Fireplaces TF18NR Specifications

General IconGeneral
ModelTF18NR
Fuel TypeNatural Gas
BTU Input18, 000 BTU
Vent TypeVent-Free
Efficiency99.9%
Ignition SystemElectronic
Ignition TypePiezo Ignition

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