What should I do if the pins are misaligned during installation

For high-altitude applications

The Weil McLain 560-528-989 Burner Orifice is a precision-engineered OEM replacement part designed specifically for natural gas boiler manifold assemblies

Repeated tripping usually indicates restricted airflow

This brass snubber is designed for use with water

York S1-025-41321-000 Limit Switch What should I do ifDesigned for professional field installation, the York S1 025 41321 000 Limit Switch is a critical safety component for maintaining thermal integrity in high efficiency furnaces and packaged HVAC units. This genuine OEM replacement part features a precision calibrated thermal disc engineered to open the control circuit at 150F if internal temperatures rise above safe operating parameters, preventing equipment damage and hazardous conditions. Once the