ECOLAB EcoUp Betriebsanleitung Seite 164

Maintenance
Pump head size 30 l/h
2
1
Fig. 24: Replacing the pump head, diaphragm and protective diaphragm
Pump head screws (4x)
1
Pump head
2
Suction valve
3
Pressure valve
4
Diaphragms
5
Intermediate plate
6
1.
Unscrew the suction and pressure valve ( Fig. 24 ,
2.
Undo and remove the pump head screws
3.
Remove the pump head
4.
Unscrew and remove the diaphragm
5.
Remove the intermediate plate
6.
Remove the protective diaphragm
7.
Fit the new protective diaphragm in the correct position
8.
Place the intermediate plate so that the diaphragm rupture outlet
downward.
9.
Screw in the new diaphragm and tighten by hand.
10. Fit the pump head (pay attention to direction of flow!).
11. Tighten the pump head screws by hand and tighten with a torque wrench.
12. Mount the suction and pressure valve correctly (
valve correctly' on page 63 ) and tighten with a torque wrench.
Prior to start-up and after 24 hours of operation, tighten the pump head screws
diagonally.
NOTICE!
Always comply with the specifications given under
tightness and intactness of the thread. The tightening torques of the pump
head screws are also specified on the pump head.
MAN049656 Rev. 3-01.2024
6
5
4
9
A
3
.
2
6
8
7
Protective diaphragm
7
Diaphragm extension
8
Diaphragm rupture outlet
9
Adhesive label: Tightening torques for pump head
A
screws
and
3
.
1
.
5
.
7
Ä
'Install the suction/pressure
Ä Torques to ensure the
66
).
4
points
9