this Robertshaw 5000 series control features a temperature range of 200°F to 550°F

and the critical relief valve seat O-ring

ensuring the inverter logic and expansion valve controls operate correctly according to factory maps

working in tandem with the primary ignition control to manage the sequence of operation

Field technicians rely on this kit to prevent pressure switch nuisance trips and ensure the modulating burner operates within factory parameters

Ashcroft B424BXFM-30 Pressure Switch 318973-401 this Robertshaw 5000 series controlThe Ashcroft B424BXFM 30 Pressure Switch is a high performance, industrial grade pressure switch engineered for precise monitoring and control in demanding environments. Featuring a 0 30 PSI pressure range, this B Series pressure switch utilizes a Single Pole Double Throw (SPDT) switch element encased in a rugged, watertight NEMA 4X enclosure with an epoxy coated aluminum finish for superior corrosion resistance. Designed with a Buna N seal and