Maintenance
Clean suction hose
Fig. 14: Clean suction hose
Retaining nut
1
Nut
2
Suction hose
3
Protective equipment:
To switch the metering pump to a pressure-free state, close the water supply.
1.
Loosen the retaining nut
2.
Loosen the nut
3.
Rinse the components with plenty of clean water and assemble according to the
4.
illustration.
Insert the suction valve
5.
Check that the valve spring functions correctly.
6.
Assemble the metering pump in reverse order to its disassembly.
7.
MAN048969, Ver. 5-05.2024
2
1
3
Chemical-resistant protective gloves
n
Protective goggles
n
Safety shoes
n
and remove the suction hose
1
and take it off.
2
into the metering unit
5
66
Metering units
4
Suction valve
5
.
3
and push into place until it stops.
4
4
5