Ratings

Outdoor Knight XL Boiler

AHRI Rating

Model Number

 

Input

 

Net

 

MBH

Gross

AHRI

 

 

 

 

 

 

Output

Ratings

Note: Change “N” to

 

(Note 4)

MBH

Water,

 

 

 

 

MBH

“L” for L.P. gas models.

 

 

 

 

Min

 

Max

 

 

 

(Note 1)

(Note 2)

OKN400

80

 

399

370

322

OKN501

100

 

500

463

402

OKN601

120

 

600

566

493

OKN701

140

 

700

658

572

OKN801

160

 

800

748

651

 

 

 

 

 

 

Outdoor Knight XL Installation & Operation Manual

Other Specifications

Boiler Water

Water

Gas

 

Content

Air Size

Connections

Connections

Gallons

 

 

 

 

 

 

 

3.4

1-1/2"

1"

4"

 

 

 

 

4.2

1-1/2"

1"

4"

 

 

 

 

4.2

2"

1"

4"

 

 

 

 

5.0

2"

1"

4"

 

 

 

 

5.7

2"

1"

4"

 

 

 

 

NOTICE

Notes:

Maximum allowed working pressure is located on the rating plate.

1.The ratings are based on standard test procedures prescribed by the United States Department of Energy.

2.Net AHRI ratings are based on net installed radiation of sufficient quantity for the requirements of the building and nothing need be added for normal piping and pickup. Ratings are based on a piping and pickup allowance of 1.15.

3.Standard Outdoor Knight XL boilers are equipped to operate from sea level to 4,500 feet only with no adjustments. The boiler will de-rate by 4% for each 1,000 feet above sea level up to 4,500 feet.

4.Ratings have been confirmed by the Hydronics Section of AHRI.

5.Outdoor Knight XL boilers comply with the requirements of CSD-1 Section CW-400 requirements as a temperature operation control. The manual reset high limit provided with the Outdoor Knight XL is listed to UL353.

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Lochinvar 400-801 operation manual Ratings, Outdoor Knight XL Boiler Ahri Rating

400-801 specifications

The Lochinvar 400-801 is a high-efficiency commercial boiler that embodies advanced engineering and cutting-edge technology. Designed for a variety of commercial applications, this boiler is known for its reliability, efficiency, and robust performance.

One of the standout features of the Lochinvar 400-801 is its high thermal efficiency, which can reach up to 99%. This efficiency not only reduces fuel consumption but also lowers operating costs, making it an economical choice for businesses seeking to minimize overhead. The boiler employs a stainless steel fire-tube heat exchanger that ensures optimal heat transfer and durability. This construction allows for enhanced resistance to corrosion, thereby extending the boiler's lifespan.

The Lochinvar 400-801 is equipped with advanced control technologies that enhance its performance. With its built-in SMART SYSTEM control, users can easily monitor and manage the boiler’s operations, optimizing performance while ensuring ease of use. This control system features a user-friendly interface that provides real-time data, including temperature settings, pressure readings, and operational status, allowing for quick diagnostics and efficient troubleshooting.

Safety is paramount in the design of the Lochinvar 400-801. The boiler includes a comprehensive safety system that incorporates multiple safety interlocks and a venting system that prevents backflow and ensures safe exhaust. Moreover, the unit is designed to operate with minimal noise, making it suitable for environments where noise reduction is crucial.

Installation and maintenance of the Lochinvar 400-801 are straightforward, thanks to its compact design and multiple venting options. The low-profile construction allows for flexibility in placement, making it an ideal fit for tight spaces. Maintenance tasks are simplified with accessible components, minimizing downtime and ensuring the system operates efficiently over its lifespan.

In conclusion, the Lochinvar 400-801 stands out in the commercial boiler market with its blend of efficiency, reliability, and innovation. With its advanced technologies and features, businesses can achieve significant energy savings while ensuring comfortable and consistent heat for various applications. The Lochinvar 400-801 is an investment in quality and performance, backed by a well-established brand in the heating industry. Whether for a new installation or a replacement, this boiler offers a comprehensive solution for commercial heating needs.