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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
it restores power to the burner once the water level returns to a safe operating range
Common Questions: How do I reset the control after a trip
Optimized Airflow: The double inlet design maximizes air intake for efficient heating and cooling cycles
Engineered from high-temperature resistant composite materials
York S1-031-09179-000 Board Els PW 17895 it restores power to theThe York S1 031 09179 000 24V Relay Lock In Board is a critical control component designed for precise sequence management in commercial and residential HVAC systems. This genuine OEM part serves as the direct replacement for S1 031 09155 000, addressing common communication failures and relay chatter issues found in older board revisions. Operating on a standard 24V AC control circuit, this board functions as a lockout relay, preventing short cycling