Desa CGD3018N User Manual
Unvented (vent-free) natural gas log heaters
UNVENTED (VENT-FREE)
NATURAL GAS LOG HEATERS
OWNER’S OPERATION AND
INSTALLATION MANUAL
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For more information, visit www.desatech.com
Save this manual for future reference.
Save this manual for future reference.
BILTMORE SPLIT OAK, SEASONAL OAK, AND
SMOKY MOUNTAIN OAK LOGS
Variable Manually-Controlled Models Also Designed Certified
As Vented Decorative Appliance
18", 24", and 30" Variable
Manually-Controlled Models
CGD3018N
CGD3924N
CGD3930N
CRL2718N
CCL3924N
CRL3124N
CCL3018N
18", 24" and 30"
Thermostatically-Controlled
Models
CGD3924NT
CGD3930NT
CGD3018NT
CCL3018NT
CCL3924NT
CCL3930NTA
Patent Pending
(Smoky Mountain Oak Model Shown)
WARNING: If the information in this manual
is not followed exactly, a fire or explosion
may result causing property damage, per-
sonal 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 per-
formed by a qualified installer, service
agency, or the gas supplier.
WARNING: Improper installation, adjustment,
alteration, service, or maintenance can cause
injury or property damage. Refer to this
manual for correct installation and opera-
tional procedures. For assistance or addi-
tional information consult 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 provided. Refer to
Air for Combustion and Ventilation
section on page 4 of this manual.
WARNING: This appliance is for installation
only in a solid-fuel burning masonry or UL127
factory-built fireplace, or in an approved
ventless firebox. It is design-certified for
these installations in accordance with ANSI
Z21.11.2.
Exception: Do not install this appliance in a
factory-built fireplace that includes instruc-
tions stating it has not been tested or should
not be used with unvented gas logs.
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 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