
41
GB
8. Faults
8. Faults
Faults
Causes
Measures
Equipment does not
provide any output
pressure.
No liquid in pressure balance.
Check that pressure balance is
filled with liquid. Fill the equipment
with luid as necessary. See chap-
f
ter 6.5.1 "Filling the equipment
with liquid".
Valve
is open.
B
Close valve
and try again.
B
Component being tested has a
large volume.
Pre- ill component with liquid
f
before test.
Missing or damaged liquid seals
shown by signs of unexplained
liquid leaks.
Examine seals on equipment to
ensure they are i ed correctly
f
and are undamaged. Replace as
necessary.
Valve
handwheel disconnected
B
from spindle.
Examine valve . Tighten up nut
B
securing handwheel to spindle as
necessary.
Valve
assembly or valve seat
B
damaged.
Examine condion of valve
and
B
valve seat. Replace valve assem
-
bly or return pressure balance to
Leitenberger (
) for overhaul
LR-
Cal
as necessary.
If unable to locate a cause.
Return pressure balance to
Leitenberger (
) for invesgaon.
LR-
Cal
Equipment provides
pressure but pressure
decays to zero
Incorrect operang procedure
being used.
Ensure that correct operang
procedure is being followed (see
chapter 6.6).
Missing or damaged liquid seals
shown by signs of unexplained
liquid leaks.
Examine seals on equipment to
ensure they are i ed correctly
f
and are undamaged. Replace as
necessary.
Valve
or Valve
valve assembly
A
B
or valve seat damaged.
Examine condion of valves
A
and
and valve seat. Replace
B
valve assembly or return pressure
balance to Leitenberger (
)
LR-
Cal
for overhaul as necessary.
If unable to locate a cause.
Return pressure balance to
Leitenberger (
) for invesgaon.
LR-
Cal
Manual M
LDW-HK
odel
LR-
Cal
Содержание LDW-HK
Страница 16: ...16 GB 3 Speci ica ons f Side view Dimensions in mm without masses Front view Manual M LDW HK odel LR Cal...
Страница 21: ...21 GB 4 Design and func on G D C F E H J K Sec oned view of screw pump Manual M LDW HK odel LR Cal...
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Страница 91: ...91 No zen Notes Anleitung Modell LDW HK Druckwaage Kolbenmanometer LR Cal...