EN
WIKA operating instructions pressure gauge, model PG23HP
17
14244749.02 03/2020 EN/DE/FR/ES
Faults
Causes
Measures
No pointer move-
ment despite change
in pressure.
Movement blocked.
Replace instrument.
Pressure element
defective.
Pressure port blocked.
After depressuri-
sation, the pointer
remains just above
the zero point.
Friction in the move-
ment.
Tap lightly on the case.
Instrument was over-
loaded.
Replace instrument.
Material fatigue of the
pressure element.
The pointer remains
outside the zero
point tolerance
after installation and
depressurisation.
Mounting error: Instru-
ment not mounted in
nominal position
Check the mounting
position
Transport damage
(e.g. non-permissible
shock loading)
Replace instrument.
Instrument outside
the accuracy class.
Instrument was
operated outside of
permissible perfor-
mance limits.
Check the observan-
ce of the operating
parameters of the
application.
Replace instrument.
Vibration of the
pointer.
Vibrations in the
application.
Use instrument with
case filling.
Mechanical damage
(e.g. window, case).
Improper handling.
Replace instrument.
For the exchange of the instrument chapters 8 “Dismounting, return and
disposal” and 5 “Commissioning, operation” must be observed.
6. Faults
