Design Dynamics VTD-24N-JHB - Manual (Page 2)

www.desatech.com 114370-01E 
SAFETy
TABLE OF CONTENTS
Safety................................................................... 
Local.Codes......................................................... 4
Unpacking............................................................ 4
Product Identification............................................ 5
Installation............................................................ 5
Operation............................................................ 10
Cleaning.and.Maintenance................................. 10 Troubleshooting...................................................11
Replacement.Parts............................................. 13
Service.Hints...................................................... 13
Technical.Service............................................... 13
Accessory........................................................... 13
Parts................................................................... 14
Warranty...............................................Back.Cover
WARNING: Improper instal-
lation, adjustment, alteration,
service or maintenance can
cause injury or property damage.
Refer to this manual for correct
installation and operational
procedures. For assistance or
additional information consult
a qualified installer, service
agency or the gas supplier.
WARNING: This appliance
is for installation only in a
solid-fuel burning masonry or
UL127 factory-built fireplace,
constructed of noncombustible
material and connected to a
working flue. (See page 6 for
minimum flue opening.)
WARNING: This is a gas-
fired heater. It uses air (oxygen)
from the room in which it is in-
stalled. Provisions for adequate
combustion and ventilation air
must be provided. Refer to the
National Fuel Gas Codes, ANSI
Z233.1/NFPA 54, Air for Combus-
tion and Ventilation.
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.
* Aftermarket: Completion of sale, not for
purpose of resale, from the manufacturer
WARNING: This product
contains and/or generates
chemicals known to the State
of California to cause cancer or
birth defects or other reproduc-
tive harm.
WARNING: Keep flue open
when operating unit.
State of Massachusetts: The
installation must be made by
a licensed plumber or gas
fitter in the Commonwealth of
Massachusetts.