Desa CGD3930N - Manual
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Table of Contents:
- Page 2 – CONTENTS; SECTION; SAFETY; WARNINGS; Carbon monoxide poisoning may lead to death!; Early signs of carbon monoxide poisoning resemble; Natural Gas; Safety Information continues on next page
- Page 3 – Continued
- Page 5 – WARNING; Unconfined Space; PROVIDING ADEQUATE VENTILATION; Unusually Tight Construction; and
- Page 6 – Determining if You Have a Confined or Unconfined Space
- Page 7 – VENTILATION AIR; Ventilation Air From Inside Building; Figure 3 - Ventilation Air from Outdoors; Ventilation Air From Outdoors; Figure 2 - Ventilation Air from Inside Building
- Page 8 – INSTALLING; Never install the heater; CHECK GAS TYPE; Vent-free heaters add moisture to the air. Although this is benefi-
- Page 9 – Minimum Wall and Ceiling Clearances (see Figure 4); should not be less than 16 inches.; LOG SIZING REQUIREMENTS
- Page 10 – NOTICE; Installing Damper Clamp; Minimum Non Combustible Material Clearances; If you cannot meet these minimum clearances, you must operate; Requirements for; Non combustible material okay.
- Page 11 – If Using Mantel; Mantel Clearances
- Page 12 – Floor Clearances
- Page 13 – Damper
- Page 14 – Installation Items Needed; Hold gas regulator with wrench when connecting flexible gas hose.
- Page 15 – Masonry Screw; Figure 11 - Attaching Flexible Gas Hose to Heater Gas Regulator; Fitting; Figure 12 - Attaching Base Assembly to Fireplace Floor
- Page 16 – CAUTION
- Page 17 – Figure 13 - Gas Connection; CHECKING GAS CONNECTIONS; Pressure Testing gas Supply Piping system; Test Pressures In Excess Of 1/2 PSIG
- Page 18 – Test Pressures Equal To or Less Than 1/2 PSIG; main gas valve located on or near gas meter.; Pressure Testing Heater Gas Connections; Figure 14 - Manual Shutoff Valve; Open; Figure 15 - Checking Gas Joints; Gas Meter
- Page 19 – INSTALLING LOGS
- Page 20 – FOR YOUR SAFETY READ BEFORE LIGHTING; LIGHTING INSTRUCTIONS; fireplace screen is closed before running heater.; OPERATING; Controlled Models
- Page 21 – TO TURN OFF GAS TO APPLIANCE; Shutting Off Heater; Shutting Off Burners Only (pilot stays lit); Do not operate heater between PILOT and HIGH positions.; VARIABLE CONTROL OPERATION
- Page 22 – release control knob. Now follow step 8 on page 21.; follow these instructions exactly.
- Page 23 – Controlled Model
- Page 24 – Check pilot flame pattern and burner flame patterns often.; PILOT FLAME PATTERN; If pilot flame pattern is incorrect, as shown in Figure 25; THERMOSTAT CONTROL OPERATION
- Page 25 – Turn off heater and let cool before cleaning.; SHOOTING; ing items are listed in; REMEDY; LOGS
- Page 28 – If you smell gas; See Warning; Operating heater where impurities in air exist may create odors.
- Page 29 – For Masonry and; Thermostat Screw
- Page 30 – Figure 31 - Installing Thermostat Sensing Bulb behind Glass Doors; Capillary; Position with the Capillary at the Bottom; Do not crimp capillary.
- Page 31 – SPECIFICATIONS; When gas pressure is too low; SERVICE
- Page 32 – age for parts replaced under warranty.; Parts Under Warranty; Parts Not Under Warranty; When calling DESA International, have ready; REPLACEMENT
- Page 33 – ACCESSORIES
- Page 35 – PARTS LIST
- Page 36 – Controlled Manuals
- Page 38 – NOTES
- Page 40 – For information about this warranty write:; KEEP THIS WARRANTY; WARRANTY INFORMATION; Model
Save this manual for future reference.
WARNING: If the information in this
manual is not followed exactly, a fire or
explosion may result causing property
damage, personal 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 build-
ing.
• Immediately call your gas supplier
from a neighbor’s phone. Follow the
gas supplier’s instructions.
• If you cannot reach your gas sup-
plier, call the fire department.
— Installation and service must be per-
formed by a qualified installer, service
agency, or the gas supplier.
WARNING: Improper installation, adjust-
ment, alteration, service, or maintenance
can cause injury or property damage.
Refer to this manual for correct installa-
tion and operational procedures. For
assistance or additional information
consult a qualified installer, service
agency, or the gas supplier.
WARNING: This gas log set is for instal-
lation in a masonry solid fuel burning
fireplace or a U.L. listed manufactured
solid fuel burning fireplace.
WARNING: This is an unvented gas-
fired heater. It uses air (oxygen) from
the room in which it is installed. Provi-
sions for adequate combustion and ven-
tilation air must be provided. Refer to
Air for Combustion and Ventilation sec-
tion in this manual.
18", 24", and
30" Variable
Manually-
Controlled
Models
CGD3018N
CGD3924N
CGD3930N
®
YELLOW FLAME DESIGN
UNVENTED (VENT-FREE)
NATURAL GAS LOG HEATER
(Manually-Controlled Models Also Designed Certified as Vented Decorative Appliance)
This appliance may be installed in an aftermarket* manufactured (mobile) home, where
not prohibited by state or 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
OWNER’S OPERATION AND INSTALLATION MANUAL
24"
Thermostatically-
Controlled Model
CGD3924NT
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Summary
2 102990 CONTENTS SECTION PAGE SAFETY INFORMATION WARNINGS IMPORTANT: Read this owner’s manual carefully and completely beforetrying to assemble, operate, or service this heater. Improper use of thisheater can cause serious injury or death from burns, fire, explosion,electrical shock, and carbon mon...
3 102990 SAFETY INFORMATION Continued WARNINGS Continued WARNING: Any change to this heater or its controls can be dangerous. 1. 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. 2. If you smell gas • shut o...
5 102990 AIR FOR COMBUSTION AND VENTILATION WARNING This heater shall not be installed in a confined space unlessprovisions are provided for adequate combustion and ventilationair. Read the following instructions to insure proper fresh air forthis and other fuel-burning appliances in your home. Toda...
