Linde HiQ R200 Gebrauchsanweisung Seite 19

Description Reason
Increase of Leakage in
outlet pressure pressure regu-
& relief valve lator seat
opens
Slight increase Inlet pressure
of outlet pres- drop
sure & relief
valve does not
open
Slight increase Difference
of outlet pres- between flow
sure pressure (with
gas flow) and
Zero Pressure
(without gas
flow)
Slight drop of Difference
outlet pressure between flow
pressure (with
gas flow) and
Zero Pressure
(without gas
flow)
Heavy drop of Required
outlet pressure flow to high
for pressure
regulator
Heavy drop of Leakage in
outlet pressure process gas
tubing
Outlet Pres- Wrong set-
sure to high tings for pres-
sure regulator
Outlet pres- Pollution or
sure increase damage of
immediately pressure
all the way to regulator seat
the stop or "Creap"
outlet pressure
increases and
gets slowly
higher than set
value and relief
valve opens
Noise during Required
operation flow too high
for pressure
regulator
Solution Valve
Repair by
manufacturer
No failure, nor-
mal operating
state
No failure, nor-
mal operating
state
No failure, nor-
mal operating
state
Choose new
pressure
regulator for re-
quired pressure
and flow
Check process
gas tubing
Adjust pressure
regulator set-
tings, readjust
pressure
regulator, main-
tenance
Repair by
manufacturer
Choose new
pressure
regulator for re-
quired pressure
and flow
19/44
Cylinder Line Gas
Regulator Regulator Supply Panel
EN