Desa Tech HEATERS OWNER'S MANUAL owner 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.

WARNING: This product contains and/or generates chemicals known to the State of California to cause cancer or birth defects or other reproduc- tive harm.

DANGER: Carbon monoxide poisoning may lead to death!

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

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.

1.Use only kerosene or #1 fuel oil to avoid risk of fire or explosion. Never use gasoline, naphtha, paint thinners, alcohol or other highly flammable fuels.

2.Fueling

a)Personnel involved with fueling shall be qualified and thoroughly familiar with the manufacturerʼs instructions and applicable federal, state and local regulations regarding the safe fueling of heating units.

b)Only the type of fuel specified on the heaterʼs data plate shall be used.

c)All flame, including the pilot light, if any, shall be extinguished and the heater allowed to cool, prior to fueling.

d)During fueling, all fuel lines and fuel-line connections shall be inspected for leaks. Any leaks shall be repaired prior to returning the heater to service.

e)At no time shall more than one dayʼs supply of heater fuel be stored inside a building in the vicinity of the heater. Bulk fuel storage shall be outside the structure.

f)All fuel storage shall be located a minimum of 25 feet from heaters, torches, welding equipment and similar sources of ignition (exception: the fuel reservoir integral with the heater unit).

g)Whenever possible, fuel storage shall be confined to areas where floor penetrations do not permit fuel to drip onto or be ignited by a fire at lower elevation.

h)Fuel storage shall be in accordance with the federal, state or local authority having jurisdiction.

3.Never use heater where gasoline, paint thinner or other highly flammable vapors are present.

4.Follow all local ordinances and codes when using heater.

5.Heaters used in the vicinity of tarpaulins, canvas or similar enclosure materials shall be located a safe distance from such materials. The recommended minimum safe distance is 10 feet. It is further recommended that these enclosure materials be of a fire retardant nature. These enclosure materials shall be securely fastened to prevent them from igniting or from upsetting the heater due to wind action.

6.Use only in well vented areas. Before using heater, provide at least a three-square-foot opening of fresh, outside air for each 100,000 Btu/Hr of rating.

7.Use only in places free of flammable vapors or high dust content.

8.Use only with the electrical voltage and fre- quency specified on model plate.

9.Heater must be grounded. Use only a properly grounded three-wire extension cord. Plug into grounded outlet only.

10.Minimum heater clearances from combus- tibles: Outlet: 8 Ft., Sides: 4 Ft., Top: 4 Ft., Rear: 4 Ft.

11.Locate heater on a stable and level surface while hot or running or a fire may occur.

12.When moving or storing heater, keep heater in a level position or fuel spillage may occur.

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Contents Table of Contents Safety Information Follow all local ordinances and codes when using heaterProduct Identification UnpackingFresh Air Opening Requirements Theory of OperationFuels To Stop Heater OperationTo Start Heater To Restart HeaterSTORING, Transporting of Shipping Portable GeneratorPreventative Maintenance Schedule How Often How ToTroubleshooting Observed Problem Possible Cause RemedyDamaged electronic ignitor Pump Pressure Adjustment Spark Plug Service ProceduresUpper Shell Removal FAN Blades and AIR DeflectorsAdjusting Pump Pressure Pump Procedure if Pump is Binding Fuel LinesFor Heaters With Fuel Filter/Canister External To Pump Fuel FiltersTank Fuel Filter For Heaters With Fuel Filter Internal To PumpAccessory Maintenance KitsTechnical Service Replacement PartsIllustrated Parts Breakdown Models B350D, SB350D and R350AParts List NTC-4CModels B600D, SB600D and R600A NTC-4C Illustrated Parts Breakdown and Parts List Burner Head Assembly 350,000 and 600,000 BTU/HRNPF-5C Motor and Pump Assembly 350,000 and 600,000 BTU/HR For Heaters With Fuel Filter/Canister External To Pump350,000 Btu/Hr SpecificationsWiring Diagram Warranty and Repair Services Warranty Service

Tech HEATERS OWNER'S MANUAL specifications

Desa Tech heaters are renowned for their advanced heating solutions that combine efficiency, safety, and user-friendly features. This owner’s manual serves as a comprehensive guide to the main features, technologies, and characteristics of Desa Tech heaters, ensuring users can maximize their heating experience while maintaining optimal safety and performance.

One of the standout features of Desa Tech heaters is their innovative combustion technology, which allows for cleaner and more efficient burning of fuel. This not only maximizes heat output but also minimizes harmful emissions, making them an environmentally friendly choice. The heaters are designed to operate quietly, providing comfort without disruptive noise, which is perfect for living spaces and other environments where peace is vital.

Safety is a primary concern, and Desa Tech heaters come equipped with a variety of safety features. These include a reliable carbon monoxide monitor that alerts users to unsafe levels of this potentially lethal gas. Additionally, many models feature an automatic shut-off system that activates in the event of overheating or other irregular conditions. These safety mechanisms are crucial in preventing accidents and ensuring peace of mind during use.

Desa Tech heaters also employ advanced thermostatic control technology. This feature allows users to set their desired temperature, and the heater will automatically adjust its output to maintain that level. This not only provides comfort but also enhances energy efficiency, helping to reduce overall heating costs. Users can enjoy a warm atmosphere without the worry of excessive energy consumption.

Another notable characteristic is the portability of many Desa Tech heater models. Lightweight and designed with carry handles, these heaters are easy to move from room to room, providing versatile heating solutions throughout the home. Whether warming a living area, workshop, or garage, the convenience of a portable heater cannot be overstated.

Moreover, Desa Tech heaters are often designed for easy maintenance, with user-accessible filters and simple cleaning procedures. Regular maintenance ensures that the heater operates at peak efficiency and extends its lifespan.

In summary, the Desa Tech heater owner’s manual outlines the essential features and technologies that make these heating solutions a popular choice. With a focus on efficiency, safety, and user convenience, users can enjoy a warm and comfortable environment while minimizing their impact on the planet and keeping energy costs in check. By adhering to the guidelines in this manual, users can maximize the benefits of their Desa Tech heater for years to come.
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