Sierra OP72533 | Low Oil Pressure Safety Shut Off Switch FHWASH3 Replace all impellers at least
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Description
Sierra OP72533 Low Oil Pressure Safety Shut Off Switch FHWASH3 Replace all impellers at least Replace all impellers at least once every year Internal filtering for reduced electronic interference For I O and inboard installations which require a method to shut off the fuel pump when the engine fails or is shut down This switch senses low oil pressure and shuts the fuel pump off