Lochinvar L100189281 Integrated Control

Product Description

The LOCHINVAR L100189281 is an integrated control board designed for use in Lochinvar heating equipment. Integrated controls consolidate ignition sequencing, flame sensing, safety lockout logic, and system communication into a single board assembly. This part is installed by licensed HVAC technicians or plumbers during routine maintenance, system repair, or equipment replacement. It serves as the command center for the appliance, managing burner startup, operating limits, and fault diagnostics throughout the heating cycle.

The L100189281 is suited for residential and light commercial heating applications where Lochinvar-branded equipment is installed. Integrated controls of this type are typically found in boilers and water heaters, managing the interaction between the burner assembly, temperature sensors, and safety circuits. Installation is performed during scheduled service calls or as part of an emergency repair when the existing control has failed or thrown a persistent fault code.

Key Features

• Consolidates ignition, flame sensing, and safety lockout into a single board assembly
• Manages burner startup sequencing and operating limit functions
• Supports fault diagnostics to aid in troubleshooting heating system faults
• OEM-style replacement designed to match original equipment specifications

Compatibility

Designed as an OEM-style replacement integrated control for Lochinvar heating equipment. No specific compatible model numbers were provided in the available product data.

Installation Notes

Installation should be performed by a licensed HVAC technician or qualified plumber. Always shut off electrical power to the appliance at the disconnect or breaker before removing or installing any control board. Follow applicable local codes and the equipment manufacturer's service documentation when reconnecting wiring harnesses and sensors. Restore power only after all connections have been verified and access panels are secured.

Technical Specifications

• Product Type: Integrated Control Board

Standard Information

• Brand: LOCHINVAR
• Manufacturer Part Number: L100189281