Lukas P 640 TG - Manual (Page 43)

43
If it is not 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
Postfach 2560, D-91013 Erlangen
Tel.: (+49) 09131 / 698 - 348
Fax.: (+49) 09131 / 698 - 353
REMARK:
Before shipping units of the type P620x, the locking screw for transport protection
must be bolted onto the unit once again. (Reverse order as shown in the chapter
"Set-up and start-up").
Trouble Cause Solution
With quick-disconnect
coupling system: Leak in
the coupling (male)
Safety valve reacted After pressure release,
there is no more leakage.
Coupling (male) defective Coupling (male) needs to
be replaced immediately
With quick-disconnect
coupling system: Leak in
the coupling (female)
Female coupling defective Female coupling needs to
be replaced immediately
Hydraulic fluid leak on the
hoses or the connections
Leak, possible damage Replace hoses
Damage on the surface of
the hydraulic hoses
Mechanical damage or
contact with aggressive
agents
Replace hoses