For use with log sets
Installation and Operation Instructions
Unvented (Vent-Free) Gas Log Heater
Models
Trifl ame18MN
Trifl ame24MN
Trifl ame18MP
Trifl ame24MP
PFS
®
US
Report No. F11-017
P/N 126821-01 Rev. F 12/2019
P126821-01
MixedOak18/24/30
RichOak18/24/30
ScarletOak18/24/30
TimberOak18/24/30
WesternTimber18/24/30
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.