Linde C12hv Gebrauchsanleitung Seite 28

Description
EN Heavy drop of
outlet pressure
Heavy drop of
outlet pressure
Outlet Pres-
sure to high
Outlet pres-
sure increase
immediately
all the way to
the stop or
outlet pressure
increases and
gets slowly
higher than set
value and relief
valve opens
Noise during
operation
No changes of
valve control
when turning
the handwheel
Moisture on
pressure regu-
lator (NO dew,
rain or snow)
Icing on pres-
sure regulator
(NO dew, rain
or snow)
Reason Solution
Required Choose new
fl ow to high pressure
for pressure regulator for re-
regulator quired pressure
and fl ow
Leakage in Check process
process gas gas tubing
tubing
Wrong set- Adjust pressure
tings for pres- regulator set-
sure regulator tings, readjust
pressure
regulator, main-
tenance
Pollution or Repair by
damage of manufacturer
pressure
regulator seat
"Creap"
Required Choose new
fl ow too high pressure
for pressure regulator for re-
regulator quired pressure
and fl ow
Defect Repair by
handwheel be- manufacturer
cause of too
high torque,
defect of
spindle, defect
of thread
Pressure regu- No failure, nor-
lator withdraw mal operating
energy from state
environment
through gas
expansion
Pressure regu- No failure, nor-
lator withdraw mal operating
energy from state ATTEN-
environment TION: keep
through gas functionality of
expansion, lim- contact gauges
ited delivery in mind, raise
performance quantity of
from pressure pressure gas
gas tanks, e.g. tanks
N2O, CO2
Valve Cylinder
Regulator
26/390
Line Gas
Regulator Supply Panel