Desa Tech HEATERS OWNER'S MANUAL owner manual Fuel Filters, Tank Fuel Filter

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SERVICE PROCEDURES

Continued

FUEL FILTERS

A. Tank Fuel Filter

1.Disconnect fuel lines from pump and fuel filter canister (if equipped) with 7/16" wrench (see Figure 17 or 18).

2.Carefully pry fuel filter loose from fuel tank with flat end of screwdriver.

3.Inspect fuel filter for water or dirt.

4.Rinse fuel filter and fuel lines with clean kerosene.

5.Replace fuel filter into fuel tank.

6.Connect fuel lines to pump and fuel filter canister (if equipped).

B. For Heaters With Fuel Filter/Canister External To Pump

1.Unscrew canister bottom from canister top with adjustable pliers.

2.Remove fuel filter and gasket from canister bottom (see Figure 18).

3.Inspect canister bottom and fuel filter for water droplets or dirt.

4.Rinse canister bottom in clean kerosene.

5.Wipe inside of canister bottom dry with clean cloth.

6.Rinse fuel filter in clean kerosene.

7.Put clean fuel filter and gasket back in canister bottom.

8.Screw canister bottom into canister top.

9.Tighten securely. Check for leaks.

C. For Heaters With Fuel Filter Internal To Pump

1.Remove pump cover to access filter

2.Rinse and wipe inside of pump cover and dry with clean cloth.

3.Rinse fuel filter in clean kerosene or blow compressed air from inside out.

4.Reassemble. Tighten securely. Check for leaks.

Fuel Pump (Filter

Under Cover)

Fuel

Lines

Fuel

Filter

Figure 17 - Removing Tank Fuel Filter

Canister

Top

Gasket

Fuel

Filter

Fuel

Lines

Canister

Bottom

Figure 18 - Fuel Pump Filter and Canister

Fuel Filter

Pump Cover

Figure 19 - Fuel Pump and Filter

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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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