If your burner is locking out due to "no spark" or "weak spark" during the trial for ignition

The 5225-028 is an automatic reset limit control

using a 440V to replace a 370V)

such as increased amperage draw or improper blade depth within the orifice

The Danfoss 117U6000 Compressor Relay is a specialized start relay engineered for high-performance refrigeration compressors

Setra 2641005WD11A1C Pressure Transducer Els PW 17895 If your burner is lockingThe Setra 2641005WD11A1C is the industry standard low differential pressure transducer, engineered specifically for building automation and mission critical HVACR applications. This unit features a 0 to 5" WC unidirectional pressure range and provides a precise 4 to 20 mA output signal. It utilizes Setras signature all stainless steel micro tig welded capacitive sensing element, which ensures 1% FS accuracy and exceptional long term stability even in