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(VENT-FREE) NATURAL GAS STOVE HEATER
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.
— 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 sup-
plier, call the fire department.
— Installation and service must be per-
formed by a qualified installer, ser-
vice agency, or the gas supplier.
WARNING: Improper installation, adjust-
ment, alteration, service, or maintenance
can cause injury or property damage.
Refer to this manual for correct installa-
tion and operational procedures. For as-
sistance or additional information con-
sult a qualified installer, service agency,
or the gas supplier.
WARNING: This is an unvented gas-fired
heater. It uses air (oxygen) from the room in
which it is installed. Provisions for adequate
combustion and ventilation air must be pro-
vided. Refer to
Air for Combustion and
Ventilation
section on page 4 of this manual.
Patent Pending
Sun Valley Stove Model MSVFBN Series
Variable Manual-Control or Model MSVFBNR
Series Remote-Ready Gas Log Heater
(Burner System For Cast Iron Stoves)
OWNER’S OPERATION AND INSTALLATION MANUAL
WARNING: The MSVFBN(R) series vent-
free gas log heater is only approved for
use in the Sun Valley MC(*) series and
MCH(P) series cast iron stove models.
Save this manual for future reference.
(* Indicates Color Suffix Designation)
This appliance may be installed in an aftermarket*, permanently located, manufac-
tured (mobile) home, where not prohibited by state or 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.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
For technical support call DESA
International’s Technical Service
Department at 1-800-DESALOG
(1-800-337-2564).