First in the process is dissasembly, inspection and measurement. A detailed quote is sent to the customer, showing parts and labor required, item prices and the total price. When the purchase order is received from the customer, all parts are cleaned. Parts & materials are ordered.
Existing parts are refurbished if needed. New parts are manufactured. The pump is assembled, tested, checked for leaks (helium leak test, painted and finally prepared for shipment.
The main cylinder of the pump on the boring mill, with gauge stock in place, for setting clearance between cylinder and rotor. The main bore is elliptical, and this one was in nice shape. The main cylinder of the pump on the boring mill, with gauge stock in place, for setting clearance between cylinder and rotor.
End plate, after honing of the bronze bushing.
Rotor, after installation of a new shaft stub. The stub was machined from a forging, and ground to fit the bronze bushing in the end plate.
PINNING THE END PLATES
The rotor, end plates, and main cylinder are assembled, and the end plates are pinned, to maintain proper clearance between rotor and cylinder.
The resurfaced vane is inserted into the rotor.
Cylinder assembly, ready to be assembled to base. New valve springs and disks have been installed. Cylinder assembly, ready to be mounted to base.
FINISHED BEACH-RUSS RP 750 D PUMP
Painted and ready to go.