Lukas SC 557 - Manual (Page 39)

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If it isn’t possible to rectify the malfunctions, inform an authorised LUKAS dealer or the
LUKAS customer service department immediately!
The address for the LUKAS customer service department is:
LUKAS
Hydraulik GmbH
Weinstraße 39, D-91058 Erlangen
Tel.: (+49) 09131 / 698 - 348
Fax.: (+49) 09131 / 698 - 353
Trouble Control Cause Solution
with quick-
disconnect-coupling-
system: Leak in the
couplings Is the coupling
damaged? coupling damaged Coupling must be
replaced immediately
Is the leak only
on the coupling
male (in uncoupled
status)? Safety valve
reacted After pressure
release there is no
more leakage.