Lochinvar 100167769 Main Integrated Control Board for Knight XL - KBN500

The Lochinvar 100167769 is a main integrated control board specifically designed for the Knight XL KBN500 commercial heating boiler. This OEM replacement control board serves as the brain of the boiler system, managing all critical operational functions including ignition sequencing, temperature control, modulation, and safety monitoring.

Key Features:

• Factory OEM integrated control board for Knight XL KBN500 boilers
• Controls modulating burner operation with 5:1 turndown ratio
• Manages SMART SYSTEM digital operating controls and LCD display interface
• Monitors inlet and outlet temperature sensors for precise heating control
• Coordinates direct-spark ignition and flame sensing systems
• Provides safety lockout and diagnostic fault display functions
• Interfaces with flow switch, pressure sensors, and high limit controls

This control board is engineered to work seamlessly with the Knight XL KBN500 boiler, which features 500,000 BTU/hr maximum input and 93.3% thermal efficiency. The integrated control manages the boiler's advanced features including domestic hot water prioritization, low water flow indication, and adjustable temperature setpoints. Essential for maintaining reliable boiler operation and ensuring proper combustion control in commercial heating applications.

Application: Designed exclusively for Lochinvar Knight XL model KBN500 commercial gas-fired condensing boilers.