Troubleshooting; Accessories - Honeywell BA295STN-A Notice De Montage

11. Troubleshooting

Disturbance
Discharge valve opens without
apparent reason
Discharge valve does not close Deposits on valve seat
Flow is too low
3
1
12. Wearing parts*
1 Cartridge insert 1
complete
* Note:Wearing parts are excluded from warranty!
13. Spare parts
2 Shutoff facility 1
complete
3 Sieve 1
4 Sealing set 1
MU1H-1239GE23 R0812
Cause
Pressure strokes in water supply system Install a pressure reducing valve
Fluctuating inlet pressure
Cartridge insert is contaminated
Damaged 'o'ring
Leaky discharge valve
Inlet strainer is blocked
4
2
/ " / DN40 0903745
1
2
/ " / DN40 AE295STN-11/2A
1
2
/ " / DN40 S295STN-11/2
1
2
/ " / DN40 DS295STN-11/2
1
2
GB
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

14. Accessories

TKA295
TK295
TK295 Test kit
Electronic pressure measuring device with
digital indicator, battery-operated.
With case and accessories, ideal for
inspection and maintenance of backflow
preventer type BA.
TKA295 Test kit
Analogue pressure measuring device with
differential pressure display.
With case and accessories, ideal for
inspection and maintenance of backflow
preventer type BA.
BS295STN-11/2ABlind plug C-coupling
With integrated test socket for checking
standpipe-BA
7
BS295STN-11/2A
Honeywell GmbH