Gas Heating System User Manual

www.desatech.com
113097-01L2
SAFETy
WARNING: Improper
installation, adjustment,
alteration, service or
maintenance can cause
injury or property dam-
age. Refer to this manual
for correct installation
and operational proce-
dures. For assistance or
additional information
consult a qualified in-
staller, service agency or
the gas supplier.
WARNING: This ap-
pliance is for installation
only in a solid-fuel burning
masonry or UL127 factory-
built replace or in a listed
ventless firebox enclo-
sure. It is design-certied
for these installations in
accordance with ANSI
Z21.11.2. Exception: Do
not install this appliance
in a factory-built replace
that includes instructions
stating it has not been test-
ed or should not be used
with unvented gas logs.
WARNING: This is an
unvented gas-red heat-
er. 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 Ven-
tilation section on page 6
of this manual.
This appliance may be in-
stalled in an aftermarket,*
permanently located,
manufactured (mobile)
home, where not prohib-
ited 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
TAbLE OF CONTENTS
Safety .................................................................. 2
Product Identication ........................................... 5
Local Codes......................................................... 5
Unpacking............................................................ 5
Product Features ................................................. 5
Air for Combustion and Ventilation ...................... 6
Installation ........................................................... 8
Operation ........................................................... 19
Inspecting Burners............................................. 23
Cleaning and Maintenance ................................ 23
Service Hints ..................................................... 24
Technical Service............................................... 24
Troubleshooting ................................................. 25
Optional Positioning of Thermostat Sensing Bulb . . 29
Specications .................................................... 30
Accessories ....................................................... 31
Parts Central...................................................... 31
PARTS ............................................................... 32
Replacement Parts ............................................ 35
Warranty ..............................................Back Cover