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®
VENT-FREE
NATURAL
GAS HEATER
OWNER'S
OPERATION
AND INSTALLATION
MANUAL
CGN10TA
CG N 10TLA
7
J
WARNING:
If the information
in this manual is not
followed exactly, a fire or exploston may result caus-
ing property damage, personal injury, or loss of life.
m 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 building.
• Immediately
call your
gas supplier
from
a
neighbor's
phone. Follow the gas supplier's
in-
structions.
• If you cannot reach your gas supplier, call the
fire department.
Installation
and service must be performed
by a
qualified installer, service agency, orthe gas supplier.
WARNING:
Improper
installa-
tion, adjustment, alteration, ser-
vice, or maintenance
can cause
Injury or property damage. Re-
fer to this manual for correct
installation and operational pro-
cedures. For assistance or addi-
tional
information
consult
a
qualified
installer,
service
agency, or the gas supplier.
WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it is
installed,
Provisions
for ad-
equate combustion and ventila-
tion air must be provided.
to Air for Combustion and
tilationon
This appliance may be installed In an aftermarket* manufactured
(mobile) home, where not
prohibited by state or local codes.
*Aftarmarket: Completion of sale, not for purpose of resale,from the manufacturer. (I.E. installation of this product is
permitted after the manufactured
(mobile) home is stied)
This appliance Is only for use with the type of gas Indicated on the rating plate.
Tills appliance is not convertible
for use with other gases,
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Table of Contents
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- Page 1 ® VENT-FREE NATURAL GAS HEATER OWNER'S OPERATION AND INSTALLATION MANUAL CGN10TA CG N 10TLA WARNING: Improper installa- WARNING: If the information in this manual is not tion, adjustment, alteration, ser- followed exactly, a fire or exploston may result caus- vice, or maintenance can cause ing property damage, personal injury, or loss of life.
-
Page 2: Safety Information
CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER SAFETY If you smell gas 13. Do not use heater if any part has been • shut offgas supply under water. Immediately call a quali- INFORMATION • do not try to light any appliance fied service technician to inspect the •... -
Page 3: Product Identification
OWNER'S MANUAL PRODUCT PRODUCT FEATURES IDENTIFICATION ignitorButton Safety Device Control Knob This heater has a pilot with an Oxygen Depletion Sensor Shutoff System (ODS). The ODS/pilot is a required feature for vent- free room heaters. The ODS/pilot shuts off the heater if there is not enough fresh air. Piezo Ignition System This heater has a piezo ignitor. - Page 4 CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER Confined and Unconfined PROVIDING ADEQUATE AIR FOR VENTILATION Spaces COMBUSTION The National Fuel Gas Code (ANSI Z223.1, The following is exespts from National Fuel VENTILATION 1992 Section 5.3) defines a confined space Gas Code. NFPA 54/ANSI Z223.1, Section as a space whose volume is less than 50 5.3, Air for Combustion and Ventilation.
- Page 5 OWNER'S MANUAL AIR FOR COMBUSTION VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms.
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Page 6: Air For Combustion Ventilation
CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER AIR FOR COMBUSTION 12" VENTILATION Contmued VENTILATION VentilationGrills Into AdjoiningRoom, Ventilation Option 2 Ventilation Air From Inside Grills Building Remove into Adjoining Door into Room, This fresh air would come from an adjoining Option 1 Adjoinirxo unconfined space. -
Page 7: Installation
OWNER'S MANUAL INSTALLATION CEILING WARNING: Never install the heater NOTICE: This heater is intended • in a bathroom for use as supplemental heat. Use 36" • in a recreational vehicle this heater along with your pri- 6" Minimum • where curtains, furniture, Minimum... - Page 8 VENT-FREE NATURAL HEATER INSTALLATION Installing Bottom Mounting Wall Screw Continued Locate bottom mounting hole• This shown) Installing Two Mounting Screws hole is near bottom on back panel of 1/16": heater (see Figure 11). Note: Wall anchors and mounting screws Mark screw location on wall. are in hardware package.
- Page 9 OWNER'S MANUAL Installation must include a manual shutoff INSTALLATION Install sediment trap (trap) in supply line as valve, ground joint union, and plugged shown in Figure 12. Locate sediment trap Continued 1/8" NPT tap. Locate NPT tap within reach where it is within reach for cleaning. Locate for test gauge hook up.
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Page 10: Operating Heater
CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER INSTALLATION OPERATING Pressure Testing Heater Gas Connection Continued HEATER Open manual shutoff valve (see Fig- CHECKING ure 13). CONNECTIONS Open main gas valve located on or near READ BEFORE gas meter. FOR YOUR SAFETY LIGHTING WARNING: Test all gas pip- Make sure control knob of heater is in ing and connections... - Page 11 OWNER'S MANUAL OPERATING 3 through 7. This heater has a safety THERMOSTAT interlock systenl Wait one (1) minute CONTROL HEATER before lighting pilot again. OPERATION Continued Turn control knob counterclockwise to desired heating level. The The thermostatic control used on these main burner should light.
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Page 12: Inspecting Burner
CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER INSPECTING BURNER FLAME PATTERN CLEANING BURNER MAINTENANCE Figure 19 shows a correct burner flame pattern. Figure 20 shows an incorrect burner Check pilot flame pattern and burner flame flame pattern. The incorrect burner flame WARNING: Turn off heater pattern often. -
Page 13: Troubleshooting
OWNER'S MANUAL TROUBLESHOOTING _k WARNING: Turn off heater CAUTION: Never use a wire, ] and let cool before servicing. needle, or similar object to clean Note: All troubleshooting items are listed in Only a qualified service person ODS/pilot. This can damage ODS/ order of operation. - Page 14 CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice is clogged 1. Clean burner orifice (see Cleaning and Maintenance, page 12) or replace burner orifice 2. Burner orifice diameter is too small 2.
- Page 15 OWNER'S MANUAL TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance, • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.
-
Page 16: Specifications
VENT-FREE NATURAL HEATER SPECIFICATIONS TECHNICAL CGN10TA/CGN10TLA SERVICE 5,000/10,000 Btu (Variable) You may have further questions about in- Type Gas Natural Only Piezo stallation, operation, or troubleshooting. Ignition 3" W.C. Pressure Regulator Setting If so, contact DESA International' s Techni- Inlet Gas Pressure (inches of water) cal Service Department at 1-800-323-5190. -
Page 17: Parts Central
OWNER'S MANUAL PARTS CENTRAL These Parts Centrals are privately-owned businesses. They have agreed to support customer's needs by providing original replacement parts and accessories. Baltimore Electric Washer Equipment Halco Enterprises 1348 Dixwell Avenue 1715 Main Street 208 Carter Drive, Unit 21 Hamden, CT 06514 Kansas City, MO 64108 West Chester, PA 19382... -
Page 18: Illustrated Parts Breakdown
____ CGNIOTA CGNIOTLA VENT-FREE NATURAL HEATER ILLUSTRATED PARTS BREAKDOWN CGN10TA CGN10TLA 12-1 ODSmlLOT... -
Page 19: Parts List
OWNER'S MANUAL PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 16 of this manual. CGN10TA CGN10TLA PART NUMBER DESCRIPTION QTY. 098304-01 Screw, #10 x 3/8" 099467-02 Front Panel Assembly, Earthtone (CGN 10TA) -
Page 20: Warranty
WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice, The only warranty applicable is our standard written warranty.