Troubleshooting; Spare Parts - Honeywell BA295D-1/2AS Installation Instructions Manual

10. Troubleshooting

Disturbance
Discharge valve opens without appa-
rent reason
Discharge valve does not close
Flow is too low

11. Spare Parts

5
2
3
7
No. Description
1 Replacement unit
2 Strainer
3 Cartridge insert
4 Check valve insert
5 Set of blanking plugs
6 Shutoff facility
7 Seal brackets (10 pieces)
8 Retaining clip (10 pieces)
Honeywell GmbH
GB
Cause
Pressure strokes in water supply system
Fluctuating inlet pressure
Cartridge insert is contaminated
Deposits on valve seat
Damaged 'o'ring
Leaky discharge valve
Inlet strainer is blocked
6
1
8 7
4
Part No.
AE295D
S295D
0903733
2110200
PS295STN
AS295D
PS295D
HK295D
7
Remedy
Install a pressure reducing valve upstream
the backflow preventer
Install a pressure reducing valve upstream
the backflow preventer
Replace complete replacement unit
Replace complete replacement unit
Replace complete replacement unit
Replace complete replacement unit
Replace complete replacement unit
12. Accessories
TK295
1x 3x
WS295STN
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 diffe-
rential pressure display.
With case and accessories, ideal for inspection
and maintenance of backflow preventer type BA.
WS295STN Maintenance-set
Maintenance-set for BA295STN and BA295D
type backflow preventers for use with Test kit
TK295 resp. TKA295
TKA295
1x
MU1H-1247GE23 R0614