Replace The Suction / Pressure Valve And Metering Cartridge - Ecolab EcoAdd Manuel D'utilisation

11.3

Replace the suction / pressure valve and metering cartridge

Personnel:
Protective equipment:
1
2
3
A
4
5
6
7
Fig. 92: Replace the suction / pressure valve and metering cartridge
1 O-ring, hose connection, pressure side
2 Pressure valve
3 O-ring: Pump head pressure valve
4 V3 metering cartridge
1. Remove suction and pressure valve using an open spanner.
2. Fit all O-rings.
3. Fit metering cartridges (for pump head with 5 l/h, valve model V3)
4. Screw in the new suction and pressure valves in the correct position.
NOTICE!
Spare parts, see:
on page 168
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 Chapter 11.4 'Installing the dosing valve in the correct position'
on page 162
Tightening torques of the suction and pressure valves (Fig. 92,
pos. A): see Ä Table on page 162.
Ä Chapter 12 'Wearing parts and spare parts'
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
161
Servicing
1
2
3
A
5
6
7
417102276 Rev. 5-02.2020