Germany: HAUPA GmbH & Co. KG, Königstraße 165-169, D -42853 Remscheid.
Phone:
+49
(0)2191
8418-0,
Fax:
+49
(0)2191
8418-840,
[email protected]om • Errors and technical changes reserved.… convincing solutions
english
6. Fault diagnostics
Before performing any work on the tool, ensure that it is disconnected from the mains.
ATTENTION:
If you should require any service other than those detailed below, please consult the nearest
Technical Service Centre.
PROBLEM
The tool does not advance,
advances slowly or
intermittently
The tool advances but
does not retain the
pressure
The tool does not retract,
partially retracts or does
so slower than normal
Loss of oil at the piston
POSSIBLE CAUSE
Oil level low
Release valve open
Loose quick connection
Load too big
Air in the system
Cylinder plunger jammed
Leak at the connections
Internal pump leak
Valve closed. Pump reservoir
excessively full
Loose connection
Air in the system
Interior hose Ø too narrow
Damaged cylinder spring or
the cylinder is damaged in
some other way
Broken o-rings
SOLUTION
Add oil in accordance with the instructions given above
Close the release valve
Check that all the connections are tight
Do not try to go above the rated load
Purge the air, keeping the pump higher than the
tool and operate it several times without increasing
the pressure
Check the cylinder for damage. Ask a mechanic
specialising in hydraulic systems to repair it
Check that all connections are tight and that there
are no leaks
Ask a mechanic specialising in hydraulic systems
to repair the pump
Open the release valve Remove all until it reaches the max line
shown on the viewer
Check that all connections are tight
Purge as indicated above
Use a hose with a larger diameter that supports an
operating pressure of 700 bar
Ask a mechanic specialising in hydraulic systems
to repair the pump
Have specialised personnel replace the o-rings.
