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10. Trouble-shooting
Fault
Water pressure in system has
dropped considerably;
Water pressure drops
consider-ably when water is
bled (by more than 35% of the
static pressure)
Flushing water outlet cannot be
closed
Water pressure rises above the
setpoint.
If the fault cannot be rectified using these notes, please contact a specialist from our Customer Service.
11. Specifications (Fig. 5 und 6)
BWT F1 RSF / BWT F1 HWS
Connection
Nominal connection width
Flow rate RSF Δp = 0,2 bar
Flow rate RSF Δp = 0,5 bar
Flow rate HWS Δp = 0,2 bar
Flow rate HWS Δp = 0,5 bar
HWS F1: Output pressure after pressure reducer
Lower/upper admission width
Nominal pressure (PN)
Water temperature, min./ max.
Ambient temperature, min./ max.
Overall length without fitting RSF/HWS
Overall length with fitting RSF/HWS
Total height, RSF/HWS
Minimum distance pipe centre to floor
Connection, diameter
Swivel nut thread
Operating weight, approx. RSF/HWS (without
water)
PNR ( = Production number) BWT F1 RSF
PNR ( = Production number) BWT F1 HWS
5506_EBA_BWT F1 Version 17.indd 11
Cause
Dirty filter element
Backwash element does not
reach final position due to coarse
dirt particles
Settling and/or wear of the
sealing elements
Typ
DN
m³/h
m³/h
m³/h
m³/h
bar
μm
bar
°C
°C
A
mm
B
mm
C
mm
D
mm
E
mm
G
kg
Solution
Carry out backwash
Fully open and close turning
knob;
repeat backwash several
times
Re-adjust back pressure
(see Startup)
If the pressure continues to
rise the valve insert (11)
must be replaced
¾"
1"
Modul
20
25
3,0
3,5
5,8
6,5
1,85
1,95
3,1
3,1
2 - 6
90 / 110
16
5 - 30
5 - 40
100/100
100/100
184/184
184/184
393
393
350
350
50
50
G 1 ¼"
G 1 ¼"
2,4 / 3,3
2,4 / 3,3
810477
810478
810481
810482
EN
1 ¼"
32
4,0
6,5
2,15
3,7
105/130
203/228
393
350
50
G 1 ½"
2,7 / 4,1
810479
810483
11
22.01.14 14:56
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