Desa SB600D Fuel Lines, Fuel Filters, Procedure for tightening fuel lines, Tank Fuel Filter

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HIGH PRESSURE PORTABLE FORCED AIR HEATER 350,000 AND 600,000 BTU/HR

SERVICE

PROCEDURES

Continued

Fuel Lines

(Procedure for tightening fuel lines)

1.Remove upper shell (see page 10).

2.Use an adjustable wrench as a backup on 90° fittings.

3.Use 7/16" wrench and tighten fuel lines at solenoid valve (see Figure 13), pump, and pump fuel filter assembly (see Fig- ure 14).

Burner Head

Fuel

Line

Solenoid

Valve

Figure 13 - Fuel Line at Solenoid Valve

Pump

Fuel Filter

Assembly

Pump

Fuel

Lines

Figure 14 - Fuel Lines at Pump and Pump Fuel Filter Assembly

Fuel Filters

A. Tank Fuel Filter

1.Disconnect fuel lines from pump and pump fuel filter assembly with 7/16" wrench (see Figure 15).

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 pump fuel filter assembly.

Pump Fuel

Filter

Assembly

Fuel

Lines

Fuel Filter

Figure 15 - Removing Tank Fuel Filter

B. Pump Fuel Filter

1.Unscrew canister bottom from canis- ter top with adjustable pliers.

2.Remove fuel filter and gasket from can- ister bottom (see Figure 16).

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

4.Rinse canister bottom in clean kero- sene.

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.

Canister Top

Gasket

Fuel Filter

Canister

Bottom

Figure 16 - Fuel Pump Filter and Canister

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106029

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Contents High Pressure Portable Forced AIR Heaters Safety Information FuelingProduct Identification UnpackingTheory Operation FuelsVentilation Fresh Air Opening RequirementsStoring TRANSPORTING, or Shipping To Start HeaterTo Stop Heater To Restart HeaterPreventative Maintenance Schedule How OftenTroubleshooting Observed Problem Possible Cause RemedyTransporting, or Shipping, Sure Adjustment, Service Procedures Fan Blades and Air DeflectorsNozzle Upper Shell RemovalPump Pressure Adjustment Procedure if Pump is BindingPump Procedure for tightening fuel lines Fuel LinesFuel Filters Tank Fuel FilterSpecifications Wiring DiagramMaintenance Kits AccessoryIllustrated Parts Breakdown Parts List Description QTYSB600D 600,000 BTU/HR NPC-1C Burner Head Assembly 350,000 and 600,000 Btu/Hr Motor and Pump Assembly 350,000 and 600,000 Btu/Hr106029 Warranty and Repair Service Corporate Headquarters

SB350D, SB600D specifications

The Desa SB350D and SB600D are modern heating solutions designed to cater to both residential and commercial needs. These models showcase a blend of advanced technology and user-friendly features, making them reliable choices for efficient heating.

One of the standout features of the Desa SB350D and SB600D is their high efficiency. With advanced combustion technology, these units can achieve a notable thermal efficiency rating. This means that they convert a larger percentage of fuel into usable heat, reducing energy costs and minimizing environmental impact.

Both models are equipped with a robust safety system. The automatic shut-off mechanism is a key element, ensuring that the heater will turn off in case of overheating, providing peace of mind for users. Additionally, they incorporate a low oxygen safety shutoff, which will turn the unit off if oxygen levels drop below a safe threshold, making them suitable for use in various environments.

Another important characteristic of the Desa SB350D and SB600D is their versatility. These heaters can efficiently operate using multiple fuel sources, including propane and natural gas. This flexibility allows users to choose a fuel type that best suits their needs and availability. Furthermore, both models feature an adjustable thermostat that enables users to easily control the temperature, ensuring optimal comfort at all times.

Design plays a crucial role in the appeal of these units. The SB350D and SB600D come with a sleek and modern aesthetic that can seamlessly blend into various settings, from homes to commercial spaces. Their compact size allows for easy placement without sacrificing heating performance.

Installation is made effortless with these models. The Desa SB350D and SB600D come with detailed instructions and can be installed in a variety of configurations, including wall-mounted or freestanding options. This adaptability enhances their usability across different spaces.

In terms of durability, the construction of both units is solid, designed to withstand the rigors of daily use. Their materials are chosen for longevity, ensuring that users can rely on these heaters season after season.

Overall, the Desa SB350D and SB600D are exemplary choices for those seeking an efficient, versatile, and reliable heating solution. With their blend of safety features, fuel flexibility, and attractive design, they meet the demands of modern heating while providing exceptional performance.