Desa D20N, D44N, D30N owner manual Product Identification Unpacking, Fuels

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OWNER’S MANUAL

PRODUCT IDENTIFICATION

UNPACKING

1. Remove all packing items applied to

heater for shipment.

Hot Air Outlet

Upper Shell

Lower Shell

Fuel Tank

Side Cover

ON/OFF Switch with Light

Figure 1 - D20N Model

Hot Air Outlet

Lower

Shell

Fuel Cap

Fan Guard

Air Filter

End Cover

Fuel Cap

Power

Cord

Upper Shell

Fan Guard

Fuel Tank

2.

Remove all items from carton.

3.

Check items for any shipping damage.

 

If heater is damaged, promptly inform

 

dealer where you bought heater.

FUELS

WARNING: Use only kerosene or No. 1 fuel oil to avoid risk of fire or explosion. Never use gasoline, naphtha, paint thinners, alcohol or other highly flammable fuels.

Do not use heavy fuels such as No. 2 fuel oil or No. 2 Diesel. Using heavy fuels will result in:

clogged fuel filter and nozzle

use of non-toxic anti-icer in fuel during very cold weather

IMPORTANT: Use a KEROSENE ONLY container. Be sure storage container is clean. Foreign matter such as rust, dirt, or water will cause the flame-out control to shut down heater. Foreign matter may also re- quire you to clean fuel system often.

Side Cover

Power Cord

ON/OFF Switch with Light

Figure 2 - D30N and D44N Models

105843

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Contents Portable Forced AIR Heaters D20N, D30N and D44N Models Portable Forced AIR Heaters Safety InformationFuels Product Identification UnpackingAssembly VentilationTools Needed To Start Heater To Reset HeaterExtension Cord Wire Size Requirements Theory OperationSchedule Preventative MaintenanceTroubleshooting Storing TRANSPORTING, or ShippingPhotocell and ignition control assembly Obstruction in nozzle assemblyWater in fuel tank Drain and flush fuel tank with clean ON/OFF switch light remains on FilterD20N Model Service ProceduresUpper Shell Removal Fuel FilterIgnitor Disconnecting Ignitor Wires from Ignition Control AssemblyAIR OUTPUT, AIR INTAKE, and Lint Filters Pump Pressure AdjustmentFuel and AIR Line Replacement Proper Routing Nozzle AssemblyPump Rotor Procedure if Rotor is BindingFAN Ignition Control AssemblyRemove Old Assembly Installing the New AssemblyMotor and Pump Assembly Illustrated Parts BreakdownD20N Model Number Description QTY Parts ListD30N Model KEY Part Number Description QTY D44N Model Desired part D44N ModelNTC-3C Wheels and HandlesSpecifications AccessoriesWiring Diagram EC Conformity Declaration EC Conformity Declaration105843 Warranty Information

D30N, D44N, D20N specifications

Desa D30N, D20N, and D44N are advanced digital communication devices designed to enhance connectivity and streamline information transfer across various industries. These models exemplify modern technological innovations while addressing the growing demands for efficient communication in an increasingly interconnected world.

The Desa D30N is recognized for its impressive data transmission capabilities, featuring a robust multimedia communication interface that supports seamless integration across multiple platforms. This model employs cutting-edge encoding technologies that ensure high-quality audio and video streaming, making it an ideal choice for enterprises looking to facilitate clear and efficient virtual meetings. The D30N also incorporates advanced encryption protocols to safeguard sensitive information, ensuring secure end-to-end communication.

In contrast, the Desa D20N focuses on versatility and ease of use. This model is designed with a user-friendly interface that allows for quick deployment and intuitive operation. It supports numerous connectivity options, from traditional wired connections to modern wireless protocols, making it suitable for a variety of environments. The D20N is particularly well-suited for small to medium-sized businesses, providing essential communication tools without the need for extensive technological investment. Its compact design also allows it to fit conveniently into any workspace.

The Desa D44N stands out with its high-performance specifications tailored for heavy-duty applications. This model is engineered to deliver exceptional reliability and durability, making it suitable for demanding industrial environments. With enhanced signal processing capabilities, the D44N can handle multiple data streams simultaneously without compromising performance. It also incorporates long-range communication technologies, which enable it to maintain stable connections over considerable distances. This feature is essential for industries that require continuous monitoring and coordination across vast operational landscapes.

All three models—D30N, D20N, and D44N—boast compatibility with various operating systems and software applications, ensuring they can meet the unique needs of different users. Moreover, they are designed with energy efficiency in mind, promoting sustainable practices within organizations.

In summary, the Desa D30N, D20N, and D44N are exemplary digital communication solutions, each optimized for distinct operational requirements. With their unique technologies and characteristics, these devices play a pivotal role in fostering effective communication, enhancing productivity, and supporting ambitious business strategies in the digital age.