ECOLAB EcoAdd Betriebsanleitung Seite 252

Assembly and connection
Hose connection with weld-on joint
1 2
A
1 2
A1
1.
Weld the weld-on connection (1) to the hose connection.
2.
Place the O-ring (item 4) in the groove of the suction or pressure valve (item 5).
3.
Tighten the union nut (item 3) (detail B1).
Install the metering valves in the correct position
WARNING!
When installing the valves, ensure that the flow direction is correct.
The values specified in
to ensure the tightness and intactness of the thread. The tightening torques of
the dosing head screws are also specified on the pump head.
MAN046939 Rev. 6-10.2021
3 4
B
3 3
5
4
B1
Ä Further information on page 189 must be observed
The direction of flow is marked by an impressed arrow (shown in red
here for illustrative purposes) on the suction/pressure valves.
48
5
1 Weld-on joint
2 Pipe or hose
3 Union nut
4 O-ring
5 Suction valve, pressure valve
A Pipe or hose connection (weld-on joint)
B Valve connection