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24
TUBE REPLACEMENT
continued
PREPARATION
1.
Follow all safety precautions prior to
tube replacement.
2.
Prior to service, pump water or a
compatible buffer solution through the
pump and suction and discharge lines
to remove chemical and avoid contact.
REMOVE THE PUMP TUBE
1.
Unplug the power cord to ensure the
power to the pump is off. Disconnect the
input signal.
2.
Depressurize and disconnect the suction
and discharge lines.
3.
Open the back and front of the latches
on both sides of the head.
Illustration A
For CE pump only: Remove the safety
screw on cover.
4.
Remove the tube housing cover and flip
to use as a tool in the next step.
Illustration B & C
5.
Align the center of the inverted cover with
the center of the roller assembly so that
the three holes on the face of the cover
align with the three knurled lugs on the
roller assembly. Position the cover feet
near the tube fittings.
Illustration D
NOTE: The roller assembly needs to be
collapsed to remove the tube.
Cover
3 Lugs
Center of roller assembly
A
Open latches
B
Remove cover
C
Invert cover
D
Align cover feet near tube fittings
Cover Feet
