Desa BLUE FLAME VENT-FREE NATURAL GAS HEATER Product, AIR for Combustion and Ventilation

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OWNER’S MANUAL

PRODUCT

IDENTIFICATION Ignitor Button

Control Knob

Grill

Guard

Glass

Panel

AIR FOR COMBUSTION AND VENTILATION

WARNING: This heater shall not be installed in a confined space unless provisions are pro- vided for adequate combustion and ventilation air. Read the fol- lowing instructions to insure proper fresh air for this and other fuel-burning appliances in your home.

Today’s homes are built more energy effi- cient than ever. New materials, increased insulation, and new construction methods help reduce heat loss in homes. Home own- ers weather strip and caulk around windows and doors to keep the cold air out and the

Front

Heater Cabinet

warm air in. During heating months, home owners want their homes as airtight as pos-

Panel

Figure 1 - Vent-Free Natural Gas Heater

sible.

While it is good to make your home energy efficient, your home needs to breathe. Fresh air must enter your home. All fuel-burning appliances need fresh air for proper com-

LOCAL CODES

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 Z223.1 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

PRODUCT

FEATURES

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.

bustion and ventilation.

Exhaust fans, fireplaces, clothes dryers, and fuel burning appliances draw air from the house to operate. You must provide ad- equate fresh air for these appliances. This will insure proper venting of vented fuel- burning appliances.

PROVIDING ADEQUATE VENTILATION

The following is excerpts from National Fuel Gas Code. NFPA 54/ANSI Z223.1, Section 5.3, Air for Combustion and Venti- lation.

All spaces in homes fall into one of the three following ventilation classifications:

UNPACKING

1.Remove heater from carton.

2.Remove all protective packaging ap- plied to heater for shipment.

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

1.Unusually Tight Construction; 2. Uncon- fined Space; 3. Confined Space.

The information on pages 4 and 5 will help you classify your space and provide ad- equate ventilation.

Continued

103113

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Contents BTU Manually Controlled Models Blue Flame VENT-FREE Natural GAS HeaterVanguard 6000 BTU Natural GAS Heater Safety InformationLocal Codes Product FeaturesProduct AIR for Combustion and VentilationDetermining if You Have a Confined or Unconfined Space Determining AIR Flow for Heater LocationUnusually Tight Construction Confined and Unconfined SpaceVentilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Wall Installing toPlacing Heater On Mounting Screws Installing to WallInstalling Bottom Mounting Screw Attaching to wall anchor methodMinim um Connecting to GAS SupplyChecking GAS Connections Pressure Testing GAS Supply Piping SystemPressure Testing Heater GAS Connections For Your Safety Read Before LightingShutting Off Heater Manual Lighting ProcedureLighting Instructions To Turn OFF GAS To ApplianceInspecting Burner Cleaning and MaintenanceObserved Problem Possible Cause Remedy TroubleshootingMaintenance, Trouble ShootingGas leak. See Warning statement at top Service Publications SpecificationsReplacement Parts Technical ServiceIllustrated Parts List Models VN600B and CFN600B Vanguard 6000 BTU Natural GAS Heater 103113 Limited Warranty VENT-FREE Residential GAS Heaters Warranty Information