Preventive Maintenance
Pump Rebuilding
5-6 Model 48i Instruction Manual Thermo Electron Corporation
4. Remove the screw the securing the diaphragm to piston and remove
diaphragm.
5. Assemble the pump by following the previous steps in reverse, make sure
the Teflon® (white) side of the diaphragm is facing up and that the
flapper valves cover the holes of the top and bottom plate.
6. Perform the “Leak Test and Pump Checkout” procedure described in
this chapter.
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