Trebor 50U Maxim - Manual (Page 17)

MAXIM 50E/U PUMP OPERATION / MAINTENANCE MANUAL PAGE 17

Loosen and remove probe caps (Probes included with E Model only) from
heads using 3/4” slotted pin tool.

Remove probe assemblies (Probes included with E Model only) from heads.

Remove seals.

Loosen quick grip nuts on the transfer tubes from the pump base using
13/16” open-end wrench.

Remove pump assembly from the pump control base.

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 the transfer tubes from pump heads (using latex gloves).
Figure 4-2

Using strap wrench, turn union nuts 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.)