Desa VSGF33NRC User Manual
Page 2

www.desatech.com
119304-01A
SAFETy INFORMATION
TABLE OF CONTENTS
Safety Information ............................................... 3
Product Identification ........................................... 4
Local Codes......................................................... 5
Unpacking............................................................ 5
Product Features ................................................. 5
Air For Combustion and Ventilation ..................... 5
Installation ........................................................... 8
Operating Fireplace ........................................... 17
Inspecting Burners............................................. 0
Cleaning and Maintenance ................................ 1
Wiring Diagram .................................................. 
Specifications .................................................... 
Troubleshooting ................................................. 3
Replacement Parts ............................................ 7
Service Hints ..................................................... 7
Technical Service............................................... 7
Illustrated Parts Breakdown and Parts List........ 8
Accessories ....................................................... 3
Warranty Information ...........................Back Cover
WARNING: Improper in-
stallation, 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 is an 
unvented gas-fired 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 5 
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
WARNING: This product con-
tains and/or generates chemicals
known to the State of California
to cause cancer or birth defects,
or other reproductive harm.
IMPORTANT: Read this owner’s
manual carefully and completely
before trying to assemble, op-
erate, or service this heater.
Improper use of this heater can
cause serious injury or death
from burns, fire, explosion,
electrical shock, and carbon
monoxide poisoning.
