Desa D20N, D44N, D30N owner manual Warranty Information

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WARRANTY INFORMATION

CERTIFICATE OF GENERAL

EQUIPMENT - LIMITED ONE YEAR WARRANTY

DESA International warrants new Products sold by it to be free from defects in material or workmanship for a period of one year after date of delivery to the first user and subject to the following conditions:

DESA International's obligation and liability under this Warranty is expressly limited to repairing or replacing at DESA International's option, any parts which appear to DESA Interna- tional upon inspection to have been defective in material or workmanship when shipped from the factory. Such parts shall be provided at no cost to the user, at the business establishment of any factory authorized service center or the factory during regular working hours. The Warranty shall not apply to compo- nent parts or accessories of Products not manufactured by DESA International and which carry the warranty of the manu- facturer thereof, or to normal maintenance (such as pressure adjustments) or to normal maintenance parts (such as filters and spark plugs). Replacement or repair parts installed in the Product covered by this Warranty are warranted only for the remainder of this Warranty as if such parts were original compo- nents of said Product. DESA INTERNATIONAL MAKES NO OTHER EXPRESS WARRANTY. TO THE EXTENT PERMIT- TED BY LAW DESA INTERNATIONAL MAKES NO IMPLIED WARRANTY AND MAKES NO WARRANTY OF MER- CHANTABILITY OR FITNESS FOR ANY PARTICULAR PUR-

POSE. IN ANY EVENT IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PAR- TICULAR PURPOSE ARE LIMITED TO THE DURATION OF THIS EXPRESS WARRANTY.

Any transportation charges, costs of installation, duty, taxes or any other charges whatsoever must be borne by the user. DESA International's obligation under this limited War- ranty shall not include any liability for direct, indirect, incidental, or consequential damage or delay. If requested by DESA International, Products or parts for which a warranty claim is made are to be returned transportation prepaid by user to the factory. Any improper use, including operation after discovery of defective or worn parts, operation beyond capacity, substi- tution of parts not approved by DESA International, or any alteration or repair by others in such manner as in DESA International's judgement affects the Product materially and adversely, shall void this Warranty.

NO EMPLOYEE OR REPRESENTATIVE IS AUTHORIZED TO CHANGE THIS WARRANTY IN ANY WAY OR GRANT ANY OTHER WARRANTY UNLESS SUCH CHANGE IS MADE IN WRITING AND SIGNED BY AN OFFICER OF DESA INTERNATIONAL AT ITS HOME OFFICE.

WARRANTY SERVICE

Always specify model and serial numbers when communicating with the factory.

We reserve the right to amend these specifications at any time without notice. The only Warranty applicable is our standard written Warranty. We make no other Warranty, expressed or implied.

A Service Manual is available by writing to the Technical Service

Department at:

INTERNATIONAL

Corporate Headquarters

2701 Industrial Drive

P.O. Box 90004

Bowling Green, Kentucky 42102-9004

U.S.A.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

105843 01

 

 

 

 

 

 

 

 

 

105843-01

 

 

 

 

 

NOT A UPC

 

 

 

 

 

Rev. B

Printed in U.S.A.

08/00

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Contents Portable Forced AIR Heaters Safety Information D20N, D30N and D44N Models Portable Forced AIR HeatersProduct Identification Unpacking FuelsAssembly VentilationTools Needed To Reset Heater Extension Cord Wire Size RequirementsTheory Operation To Start HeaterPreventative Maintenance TroubleshootingStoring TRANSPORTING, or Shipping ScheduleObstruction in nozzle assembly Water in fuel tank Drain and flush fuel tank with cleanON/OFF switch light remains on Filter Photocell and ignition control assemblyService Procedures Upper Shell RemovalFuel Filter D20N ModelDisconnecting Ignitor Wires from Ignition Control Assembly IgnitorPump Pressure Adjustment AIR OUTPUT, AIR INTAKE, and Lint FiltersNozzle Assembly Fuel and AIR Line Replacement Proper RoutingProcedure if Rotor is Binding Pump RotorIgnition Control Assembly Remove Old AssemblyInstalling the New Assembly FANMotor and Pump Assembly Illustrated Parts BreakdownD20N Model Parts List Number Description QTYD30N Model KEY Part Number Description QTY D44N Model D44N Model Desired partWheels and Handles NTC-3CSpecifications 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.