ECOLAB EcoAdd Betriebsanleitung Seite 370

Maintenance
12.3 Replacing the suction/pressure valve and dosing cartridge
Personnel:
Protective equipment:
1
2
3
A
4
5
6
7
Fig. 92: Replacing the suction/pressure valve and dosing cartridge
1 O-ring, hose connection, pressure side
2 Pressure valve
3 O-ring: Pump head pressure valve
4 V3 dosing cartridge
1.
Remove suction and pressure valve using an open spanner.
2.
Mount all O-rings.
3.
Fit dosing cartridges (for pump head with 5 l/h) (valve model V3)
4.
Screw in the new suction and pressure valves in the correct position.
MAN046939 Rev. 6-10.2021
n Mechanic
n Service personnel
n Specialist
n Chemical-resistant protective gloves
n Protective eyewear
1
2
3
A
5
6
7
NOTICE!
Ensure that the metering valves are installed correctly!
Ä 'Install the metering valves in the correct position' on page 167
Tightening torques of the suction and pressure valves:
Ä Further information on page 189 .
See
1
2
3
A
5
6
7
5 O-ring: Pump head suction valve
6 Suction valve
7 O-ring, hose connection, suction-side
A Tightening torques for dosing head screws
166
1
2
3
A
5
6
7