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No� Fault Can be recognized by Possible cause Remedial measures

Front seal(s) / main seal(s)

are not spread sufficiently

Connector is seated too

loosely, it sits unsteadily

in the test piece

Wear

First check the test piece. If this is

defective, replace the test piece. If the

test piece is okay, replace the seals, see

Chapter 9. Inspection | Maintenance

Connector is not

correctly connected

Repeat the connecting procedure

The pilot pressure is not

sufficient

Increase pilot pressure

Connector wobbles despite

a correct connection to the

test piece

Incorrect connection

geometry at test piece

Wear on geometry of the

test piece’s connection

parts

Replace test piece

Wear on the connector’s

front seal(s) / main

seal(s)

Replace seals, see Chapter 9. Inspec-

tion | Maintenance

If you should encounter any other problems, please contact WEH or your responsible distributor.

MD-10187-L51-R1.3.0-03

Page 33

Operating instructions