Desa Tech CGN20TA User Manual
Owner’s manual, Blue flame vent-free natural gas heater, Owner’s operation and installation manual
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OWNER’S MANUAL
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BLUE FLAME VENT-FREE NATURAL GAS HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
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 supplier, call the
fire department.
—
Installation and service must be performed by
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 must be pro-
vided. Refer to page 4 of this
manual
Heater Size: 20,000 Btu/Hr Thermostat
®
CGN20TA
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.
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.