MU1H-1233GE23 R0606
7
Honeywell GmbH
GB
10. Troubleshooting
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
Remove cartridge insert and exchange it
Discharge valve don’t close
Deposits on valve seat
Remove cartridge insert and clean or
exchange it
Damaged ’o’ring
Remove cartridge insert and exchange it
Leaky discharge valve
Remove cartridge insert and clean or
exchange it
Flow is to low
Inlet strainer is blocked
Remove strainer and clean it
11. Spare Parts
12. Accessories
Cartridge insert
complete
3
/
8
"
KE195
Check valve insert
3
/
8
"
2110200
complete
Discharge connection
AT295
1
2
3
TK295 Test kit
Electronic pressure measuring device with
digital indicator, battery-operated.
With case and accessories, ideal for inspec-
tion and maintenance of backflow preventer
type BA.
TKA295Test kit
Analogue pressure measuring device with
differential pressure display.
With case and accessories, ideal for inspec-
tion and maintenance of backflow preventer
type BA.
WS195 Maintenance-set
Maintenance-set for BA195 type backflow
preventers for use with Test kit TK295 resp.
TKA295
TK295
TKA295
3x
WS195
3x
3x
3x
