GB
6
MU0H-1155GE23 R0319
8.3 Cleaning
8.3.1 Sieve
1.
Close shut-off valve on inlet
2.
Release pressure on outlet side (e.g. through water tap)
3.
Close shut-off valve on outlet
4.
Unscrew filter bowl
5.
Remove filter insert
6.
Clean sieve
7.
Re-insert the filter insert
8.
Screw filter bowl in place
9.
Slowly open shut-off valve on inlet
10. Slowly open shut-off valve on outlet
9
Disposal
See Chapter 4 Scope of Delivery
Observe the local requirements regarding correct
waste recycling/disposal!
10 Troubleshooting
Problem
Cause
Remedy
Beating sounds
Pressure reducing valve is too
large
Call Technical Customer Service
Water is escaping from the spring bonnet Diaphragm is faulty
Replace diaphragm
Spring bonnet not screwed flush
Retighten the screws
O-ring forgotten in the diaphragm piston
during assembly
Insert O-ring
Too little or no water pressure
Shut-off valves up- or downstream of the
pressure reducing valve are not fully
open
Open the shut-off valves fully
Filter mesh dirty
Reverse rinsing
Pressure reducing valve is not set to the
desired outlet pressure
Set outlet pressure
Water station not mounted in the
direction of flow
Fit water station in flow direction (note
direction of arrow on housings)
Increased differential pressure between
inlet and outlet pressure gauge
Reverse rinsing interval is exceeded
Reverse rinsing
High degree of dirt in the water
Reverse rinsing
Decrease reverse rinsing interval
Replace filter sieve
