Desa VN20BT, VP30BT, VP20BT, VN30BT installation manual Safety Information

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SAFETY INFORMATION

IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate 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.

DANGER: Carbon monoxide poisoning may lead to death!

Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with head- aches, dizziness or nausea. If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced. Some people are more affected by carbon monoxide than others. These include pregnant women, people with heart or lung disease or anemia, those under the influence of alcohol and those at high altitudes.

Natural and Propane/LP Gas: Natural and propane/LP gases are fuel gases. Fuel gases are odorless. An odor-making agent are added to fuel gases. The odor helps you detect a fuel gas leak. However, the odor added to fuel gas can fade. Fuel gas may be present even though no odor exists.

Make certain you read and understand all warn- ings. Keep this manual for reference. It is your guide to safe and proper operation of this heater.

WARNING: Any change to this heater or its controls can be dangerous.

WARNING: Do not use a blower insert, heat exchanger insert or other accessory not ap- proved for use with this heater.

Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies.

Do not place clothing or other flammable material on or near the appliance. Never place any objects on the heater.

Surface of heater becomes very hot when running heater. Keep children and adults away from hot surface to avoid burns or clothing ignition. Heater will remain hot for a time after shut- down. Allow surface to cool before touching.

Carefully supervise young chil- dren when they are in the same room with heater.

Make sure grill guard is in place before running heater.

Keep the appliance area clear and free from combustible ma- terials, gasoline and other flam- mable vapors and liquids.

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.Do not place propane/LP supply tank(s) in- side any structure. Locate propane/LP supply tank(s) outdoors (propane/LP models only).

3.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 neighborʼs phone. Follow the gas supplierʼs instructions

if you cannot reach your gas supplier, call the fire department

4.This heater shall not be installed in a bedroom or bathroom.

5.This heater needs fresh, outside air ventilation to run properly. This heater has an Oxygen Depletion Sensing (ODS) safety shutoff system. The ODS shuts down the heater if not enough fresh air is available. See Air for Combustion and Ventilation, page 5.

107886-01J

www.desatech.com

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Contents What to do if YOU Smell GAS Table of Contents Safety Information Product Features Local CodesUnpacking Confined and Unconfined Space AIR for Combustion VentilationProviding Adequate Ventilation Unusually Tight ConstructionDetermining if You Have a Confined or Unconfined Space Determining FRESH-AIR Flow for Heater LocationVentilation Air From Inside Building InstallationVentilation AIR Check GAS TypeLocating Heater Installation ItemsThermostat Sensing Bulb Installing Heater to WallInstalling Bottom Mounting Screws Attaching To Wall Anchor MethodPlacing Heater On Mounting Bracket Mounting Base Feet to Heater Connecting to GAS SupplyMounting Base Feet to Floor Where required by local code Mounting Heater to FloorVN30BT, VP30BT 1/2 or greater Checking GAS ConnectionsTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Pressure Testing Heater GAS ConnectionsFor Your Safety Read Before Lighting Operating HeaterLighting Instructions Inspecting Heater Cabinet Cleaning MaintenanceODS/PILOT and Burner Burner Pilot AIR InletService Publications SpecificationsService Hints Technical ServiceObserved Problem Possible Cause Remedy TroubleshootingSee Cleaning and Mainte Statement above Gas leak. See WarningAccessories Replacement PartsModels VN20BT, VP20BT VN30BT, VP30BT Illustrated Parts BreakdownNJF 8C Parts ListWarranty Information Keep this WarrantyLimited Warranty VENT-FREE Residential GAS Heaters