Desa Tech Official Manual for Electric Heaters – Features and Safety Information

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PRODUCT IDENTIFICATION

Ignitor Button

Control Knob

Grill

Guard

Glass

Panel

Front Panel

Heater Cabinet

LOCAL CODES

UNPACKING

PRODUCT

FEATURES

Figure 1 - Vent-Free Natural Gas Heater (30,000 Btu/Hr Model Shown)

Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of the National Fuel Gas Code ANSI Z223, also known as NFPA 54*.

*Available from:

American National Standards Institute, Inc.

1430 Broadway

New York, NY 10018

National Fire Protection Association, Inc.

Batterymarch Park

Quincy, MA 02269

1.Remove heater from carton.

2.Remove all protective packaging applied to heater for shipment.

3.Check heater for any shipping damage. If heater is damaged, promptly inform dealer where you bought heater.

Safety Device

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. This system requires no matches, batteries, or other sources to light heater.

Thermostatic Heat Control

Thermostat models have a thermostat sensing bulb and a control valve. This results in the greatest heater comfort. This can also result in lower gas bills.

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Contents OWNER’S Operation and Installation Manual What to do if YOU Smell GASContents Safety InformationIf you smell gas Local Codes Unpacking Product Features Safety DeviceProduct Identification Piezo Ignition SystemVentilation Fresh AIR ForProviding Adequate Ventilation Determining FRESH-AIR Flow for Heater Location Fresh AIRDetermining if You Have a Confined or Unconfined Space Ventilation AIR Fresh AIR for Combustion and VentilationVentilation Air From Inside Building Ventilation Air From Outdoors Ventilation Air from OutdoorsInstalling to Wall Installation ItemsCheck GAS Type Locating HeaterLocating Thermostat Sensing Bulb Thermostat Sensing BulbAttaching Thermostat Sensing Bulb Bracket Marking Screw Locations Maintain minimum clearances shown in . If you can, provideGreater clearances from floor and joining wall Attaching Mounting Bracket To WallInstalling Bottom Mounting Screws Placing Heater On Mounting BracketConnecting to GAS Supply Connecting To GASSupply Checking GASPressure Testing Heater GAS Connections CheckingFor Your Safety Read Before Lighting Operating HeaterOperating Heater Shutting Off Heater Shutting Off Burner Only pilot stays litInspecting Burner Pilot Flame PatternBurner Flame Pattern Correct Burner Flame PatternODS/PILOT and Burner Trouble ShootingCabinet Cleaning and Mainte TroubleIng and Maintenance TROUBLE- ShootingIf you smell gas Shut off gas supplyDo not try to light any appliance BuildingService Hints Service Publications Technical Service20,000 Btu/Hr Models Parts Under Warranty Parts CentralsCGN20T CGN20TL CGN30T CGN30TL Parts List Description QTYAccessories Valve GA5010103873 Warranty Information Keep this Warranty