![background image](http://html.mh-extra.com/html/desa/vsgf33nrc/vsgf33nrc_owners-operation-and-installation-manual_2486140005.webp)
www.desatech.com
119304-01A
5
SAFETY DEvICE
This fireplace has a pilot with an Oxygen Depletion
Sensing (ODS) safety shutoff system. The ODS/
pilot is a required feature for vent-free room heat
-
ers. The ODS/pilot system shuts off the fireplace
if there is not enough fresh air.
PIEzO IGNITION SYSTEM
This fireplace has a piezo ignitor. This system
requires no matches, batteries, or other sources
to light fireplace.
OPTIONAL REMOTE CONTROL
ACCESSORY
There are four optional remote controls (not in
-
cluded) that can be purchased separately for this
log heater:
• wall switch
• wall thermostat
• hand-held ON/OFF remote
• hand-held thermostat remote
See
Accessories
, page 32.
OPTIONAL BLOWER ASSEMBLY
ACCESSORY
This fireplace accepts an optional blower assembly
(not included). The GA3650T Series blower oper
-
ates thermostatically and features a variable speed
control. The GA3750 Series operates manually
and also features a variable speed control. The
blower circulates heated air from the fireplace
into the room. Use of blower is optional. See
Ac-
cessories
, page 32.
AIR FOR COMBUSTION
AND VENTILATION
WARNING: This heater shall
not be installed in a confined
space or unusually tight construc
-
tion unless provisions are provid
-
ed for adequate combustion and
ventilation air. Read the following
instructions to insure proper fresh
air for this and other fuel-burning
appliances in your home.
Today’s homes are built more energy efficient
than ever. New materials, increased insulation, and
new construction methods help reduce heat loss
in homes. Home owners weather strip and caulk
around windows and doors to keep the cold air out
and the warm air in. During heating months, home
owners want their homes as airtight as possible.
State of Massachusetts:
The installation
must be made by a licensed plumber or
gas fitter in the Commonwealth of Mas
-
sachusetts.
Sellers of unvented propane or natural
gas-fired supplemental room heaters shall
provide to each purchaser a copy of 527
CMR 30 upon sale of the unit.
Vent-free gas products are prohibited for
bedroom and bathroom installation in the
Commonwealth of Massachusetts.
UNPACkING
CAUTION: Do not remove the
data plates attached to the heater
base assembly. The data plates
contain important warranty and
safety information.
1. With utility knife, cut the carton all the way
around above the staples on the bottom tray.
Lift the carton off the heater. Remove packing.
Note:
The hood is located in the packing on
the right hand side of the heater front. Lift the
heater off the bottom tray.
2. Locate two screws above top corners of the
fireplace screen. Remove and discard these
screws. Lift fireplace screen up and pull out to
remove.
3. Remove protective packaging applied to logs,
log base assembly, and fireplace.
4. Remove fireplace hood from carton insert.
5. Check all items for any shipping damage. If
damaged, promptly inform dealer where you
bought fireplace.
PRODUCT FEATURES
OPERATION
This vent-free fireplace is clean burning. It requires
no outside venting. There is no heat loss out a vent
or up a chimney. Heat is generated by both realistic
flames and glowing embers. When used without the
optional blower, the fireplace requires no electricity
making it ideal for emergency backup heat.
LOCAL CODES
Continued