Stroomschema A - GF NeoFlow Betriebsanleitung

NeoFlow reduceerklep
8.2

Stroomschema A

De NeoFlow reduceerklep geeft een storing aan (bijv. lekkage, de gewenste uitgangsdruk kan niet worden bereikt of de uitgangsdruk
kan niet worden gehandhaafd).
Fittings/Pipes Pilot leakage indicator
Retighten, seal or
replace all leaking
components
Outlet pressure
too high
See flowchart B -
variant 1
Kleurcodering Ingesteld
stuurklepveer drukbereik
(bar [g])
Zilver 0.0 - 3.0
Zwart 1.0 - 8.0*
Rood 1.0 - 16.0
*Standaard versie
302
Yes
REASON:
Error with the
Pilot Valve
ACTION:
Pilot valve main-
tenance
Check outlet
pressure at KH5
Outlet pressure
too low
Does the inlet pressu-
See flowchart B -
variant 2
Gevoeligheid van
de instelling
(bar/omwenteling)
0.18
0.43
1.53
Are there any visible
leaks on the
NeoFlow pressure
reducing valve?
No
Are the ball valves
KH1-KH3 open?
No
Yes
Is the pilot valve
spring color coding
correct for the desi-
red outlet pressure?
Yes
Outlet pressure
unstable
No
re fluctuate?
Yes
REASON:
Network problems
(input pressure too
low)
REASON:
Ball valves closed
ACTION:
Open ball valves and recom-
mission the NeoFlow pressu-
re reducing valve
REASON:
Incorrect pilot valve spring
color coding
ACTION:
No Replace pilot valve spring
and recommission
NeoFlow pressure redu-
cing valve
REASONS:
- Set outlet pressure too high
- Damping valve too wide open
- Air in control chamber
- Control system malfunction
ACTIONS:
- Reset set outlet pressure
- Reset damping valve, see chapter "Reduce
output pressure fluctuations"
- Open KH4 for approx. 20 sec.
- Restart pilot valve
Gebruiksaanwijzing