570-34790 Hi temperature switch, for the Lister petter air cooled engines. Commonly used on the Read Screen-all products Hawkpower LPW/S/T engines

LPW/S/T engines

this unit is the 12-volt model will not work with 24-volt systems

757-26381 Oil pressure switch

gaskets and fittings to convert from the old style pump to the new style

570-34790 Hi temperature switch, for the Lister petter air cooled engines. Commonly used on the Read Screen-all products Hawkpower LPW/S/T engines570 34790 Hi Temperature safety switch, commonly used on the Read Screen All products, Model RD 20, RD 40, Rd 90 and the RD 150 screeners This will be item number 2 and it will include items 3 and 4 on the Lister Petter drawings. You will notice on page 12 this switch works above 1850 rpm and its a normally closed contact switch. its listed as a code JB item. this item can be tested by starting the engine and disconnecting one of the wires, the engine