Trebor 620R Magnum - Manual (Page 19)

MAGNUM 620R PUMP OPERATION / MAINTENANCE MANUAL PAGE 19

Immerse or flush the pump assembly using DI water and a neutralizing
agent.

Install mounting fittings in pump adapter ports and lock body into bench
mounting fixture. NOTE: Securely attach mounting fixture to work surface
using hardware provided.
Figure 4-1

Remove transfer tubes and fittings from pump head.
Figure 4-2

Using a strap wrench, turn heads counter-clockwise to remove.

Remove head and check diaphragms for cracks or cuts.

To remove diaphragms, slit diaphragm with a sharp knife and pull the
diaphragms from the grooves. (Do not pry on diaphragm seal groove, as this
will damage the sealing surface.)

Unscrew push plate from the shaft in a counter-clockwise direction. Pull
other push plate and shaft from pump body.