Troubleshooting; Spare Parts; Accessories; Check Valve - resideo Braukmann BA295S-LF Instructions D'installation

5.2 Maintenance
Do not use any cleansers that contain solvents and/or
alcohol for cleaning the plastic parts, because this can
cause damage to the plastic components - water
damage could result.
Detergents must not be allowed to enter the
environment or the sewerage system!
5.2.1 Cartridge insert
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. Remove cover
5. Replace cartridge insert and lip seal
CAUTION!
Don't disassemble cartridge insert to individual
parts!
7

Troubleshooting

Problem
Discharge valve opens without apparent
reason
Discharge valve does not close
Flow is too low
8

Spare Parts

For Spare Parts visit homecomfort.resideo.com/europe
9

Accessories

For Accessories visit homecomfort.resideo.com/europe
MU1H-1252GE23 R0320
GB
6.
7.

5.2.2 Check valve

1.
2.
3.
4.
5.
6.
7.
6
Observe the local requirements regarding correct waste
recycling/disposal!
Cause
Pressure strokes in water supply system Install a pressure reducing valve
Fluctuating inlet pressure
Cartridge insert is contaminated
Deposits on valve seat
Damaged 'o'ring
Leaky discharge valve
Inlet strainer is blocked
5
Reassemble in reverse order
• push down the cartridge insert till it snaps in
Test function (see 5.1 Inspection - acc. EN806-5)
Close shut-off valve on inlet
Release pressure on outlet side (e.g. through water
tap)
Close shut-off valve on outlet
CAUTION!
DN50 is under spring tension.
The unsnapping of the lid can cause physical
injuries.
Remove cover
Exchange check valve
Reassemble in reverse order
Test function (see 5.1 Inspection - acc. EN806-5)

Disposal

Remedy
upstream the backflow preventer
Install a pressure reducing valve
upstream the backflow preventer
Remove cartridge insert and exchange it
Remove cartridge insert and clean or
exchange it
Remove cartridge insert and exchange it
Remove cartridge insert and clean or
exchange it
Remove strainer and clean it