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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
What causes this limit switch to trip frequently
Industrial Durability: Engineered to withstand high-cycle manual operations and industrial-grade thermal stress
ensuring reliable switching for compressors and motors
Is the 40003916-036/U a different model
fan cycling typically requires an "Open Low" (P70A) action
Wayne Combustion 64420-SER2 Ignition Control Els PW 17895 What causes this limit switchThe Wayne Combustion 64420 SER2 is a direct OEM ignition control module engineered for Wayne Series 2 oil burner systems. As a critical primary control, it manages the oil burner startup cycle, ensuring precise ignition timing and continuous flame supervision. This module is the official service replacement for the 64420 002, designed to resolve common field issues such as intermittent ignition, flame failure lockouts, or complete no start conditions