Lochinvar KNIGHT XL KBN800 user manual

Summary of the content on the page No. 1

HIGH EFFICIENCY COMMERCIAL CONDENSING BOILERS
O OPERA PERATING C TING CO ONTROL NTROL F FEA EATURING
A BUILT-IN CASCADING SEQUENCER
5 MODELS: 399,000 – 800,000 BTU/HR
FIRING RATE MODULATION TO 5:1
LESS THAN 20 ppm NOx
DIRECT-VENT FLEXIBILITY TO 100 FEET
Up to 94.6%
Thermal Efficiency
lochinvar.com

Summary of the content on the page No. 2

The Smartest Choice for Condensing Boiler Performance ® ® ™ ™ Th The KNIGHT KNIGHT XL, engineered with Lochinvar’s exclusive SMART SYSTEM XL i d i h hL hi ’ l i SMART SYSTEM control and an ld array of other innovative features, places it far ahead of any commercial heating boiler in its class. It promises and delivers ultimate ease of installation and maintenance. With up to 94.6% thermal efficiency, low-NOx emissions and a fully modulating burner, it is the best ”green choice” for today’s e

Summary of the content on the page No. 3

The Brain T Tha hat t Dri Driv ve es s Brilliant PerfP! ormance! SMART SYSTEM provides unequalled control and monitoring functions that are easy to understand and use. 2-Line, 16-Character LCD Display Setup and diagnostic information in words, not codes Password Security Dual password levels for installer and user Building Management System Control (0 – 10 V) BMS-driven input for control of modulation rate or temperature PC Connection Can be used with KNIGHT XL PC software to program and

Summary of the content on the page No. 4

In Incl cluding udin ng a Built-in Cascading Sequencer! I In commercial buildings requiring a multiple boiler system, modulating n commercial buildings requiring a operation of individual units should be sequenced so that the system operation of individual units should functions as an integrated whole. SMART SYSTEM includes a built-in cascading sequencer for up to 8 KNIGHT XL units. This eliminates the initial cost and labor required with installation of a separate sequencer. And, becaus

Summary of the content on the page No. 5

Easy Handling on the Jobsite Because of its compact design and stainless steel heat exchanger, KNIGHT XL boilers are remarkably lightweight and easy to handle on the jobsite. Direct-Venting up to 100 Feet KNIGHT XL offers tremendous flexibility for placement of units within the building, because it permits direct-vent air intake and exhaust runs up to 100 equivalent feet using either PVC, CPVC or AL29-4C stainless steel vent pipe. Intake and exhaust runs can terminate horizontally throu

Summary of the content on the page No. 6

Natural Gas Firing Controls Model Btu/hr Input ® Knight XL Boiler Dimensions and Specifications LOW VOLTAGE ELECTRICAL CONNECTIONS K HIGH VOLTAGE ELECTRICAL CONNECTIONS GAS Model Number Guide AIR INLET KB N 700 M13 J HEAT EXCHANGER INLET OUTLET DRAIN 3/4" NPT A FLUE Knight XL Boiler, 39-1/2" 38-3/4" I CONDENSATE H Natural Gas, DRAIN FLUE 700,000 Btu/hr input, 18-3/4" M13 firing controls 13-3/4" 3-1/2" 9" 1/4" - 1-1/4" 8" G ADJUSTABLE F B E FRONT D C BACK LEFT SIDE K Knig n