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Installation and Operating Instructions for
Gas Log Heaters
Models: UVHK23MP, UVHK29MN,
UVHK31MP, UVHK36MN
Models with “N” after the model number use natural gas; models with “P” after the model number use propane (LP) gas.
This appliance operates as an unvented room heat-
er certified under ANSI Z21.11.2b-2004 when fitted
to a solid fuel burning masonry or factory built fire-
place with the flue damper closed. It also operates
as a decorative appliance under ANSI Z21.60b-2001.
CSA 2.26b-2001, when fitted to a solid fuel burning
masonry or factory built fireplace with the flue
damper open. When used as a decorative appli-
ance, the use of a thermostat is not allowed. State
or local codes may only allow operation of this ap-
pliance in a vented configuration. Check your state
or local codes.
Split Bark Logs
Charred Oak Logs
This is an unvented gas-fired heater. It uses air
(oxygen) from the room in which it is installed.
Provisions for adequate combustion and ventila-
tion air must be provided. Refer to Section Provi-
sions For Adequate Combustion and Ventilation
Air - Page 6.
FOR YOUR SAFETY
— 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 electric switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instruc-
tions.
• 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.
WARNING
If the information in this manual is not followed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
20008056 1/07 Rev. 2
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.