GB
MU1H-1251GE23 R0420
3
Detergents must not be allowed to enter the
environment or the sewerage system!
5.2.1 BA-functional parts
1.
Close integrated inlet shut-off facility
2.
Slightly open test plug to release pressure
3.
Remove discharge connection
4.
Remove seal brackets
5.
Loosen retaining clip
6.
Pull replacement unit downwards
• Replace complete replacement unit
7.
Insert new replacement unit
8.
Install new retaining clip and seal brackets
9.
Insert discharge connection
10.
Open integrated inlet shut-off facility
5.3 Operational maintenance
5.3.1 Strainer
If necessary, the strainer can be cleaned or replaced.
1.
Close integrated inlet shut-off facility
2.
Slightly open test plug to release pressure
3.
Remove seal brackets
4.
Loosen retaining clip
5.
Pull lower housing part downwards
6.
Remove strainer and clean or replace it
7.
Insert lower housing part
8.
Install retaining clip and seal brackets
9.
Open integrated inlet shut-off facility
10.
Test function (see 5.1 Inspection)
5.3.2 Cartridge insert
If necessary, the cartridge insert can be cleaned or replaced.
1.
Close integrated inlet shut-off facility
2.
Slightly open test plug to release pressure
3.
Remove seal brackets
4.
Loosen retaining clip
5.
Pull lower housing part downwards
6.
Remove cartridge insert and clean or replace it
7.
Reinsert cartridge insert
• push down the cartridge insert till it snaps in
8.
Insert lower housing part
9.
Install new retaining clip and seal brackets
10.
Open integrated inlet shut-off facility
11.
Test function (see 5.1 Inspection)
5.3.3 Check valve
If necessary, the outlet check valve can be replaced.
1.
Close integrated inlet shut-off facility
2.
Slightly open test plug to release pressure
3.
Remove threaded adapter
4.
Remove and exchange check valve
5.
Install threaded adapter
6.
Open integrated inlet shut-off facility
7.
Test function (see 5.1 Inspection)
5.3.4 Shut-off facility
If necessary, the shut-off facility can be replaced.
1.
Close shut-off valve upstream the valve
2.
Slightly open test plug to release pressure
3.
Replace shut-off facility incl. O-ring
4.
Open shut-off valve upstream the valve
5.
Test function (see 5.1 Inspection)
6
Disposal
Observe the local requirements regarding correct waste
recycling/disposal!
7
Troubleshooting
8
Spare Parts
For Spare Parts visit homecomfort.resideo.com/europe
9
Accessories
For Accessories visit homecomfort.resideo.com/europe
Problem
Cause
Remedy
Discharge valve opens without apparent
reason
Pressure strokes in water supply system Install a pressure reducing valve
upstream the backflow preventer
Fluctuating inlet pressure
Install a pressure reducing valve
upstream the backflow preventer
Cartridge insert is contaminated
Replace complete replacement unit
Discharge valve does not close
Deposits on valve seat
Replace complete replacement unit
Damaged ’o’ring
Replace complete replacement unit
Leaky discharge valve
Replace complete replacement unit
Flow is too low
Inlet strainer is blocked
Replace complete replacement unit
Summary of Contents for Braukmann BA295D-1/2ASC
Page 13: ...SV MU1H 1251GE23 R0420 13 ...
