HMPL−...−KP
Festo HMPL−...−KP 0501a English
20
7
Dismantling and repairs
Dismantling
Please note
The actuators may make sudden unexpected movements.
S
Make sure that the linear module and the clamping unit are exhausted.
If required:
S
Make use of the opportunity to have your HMPL−...−KP overhauled by our re
pair service.
The clamping unit does not usually require maintenance.
8
Eliminating faults
Fault
Possible cause
Remedy
Piston rod moves in spite of
clamping unit being ex
Mass too large
Reduce the mass
clamping unit being ex
hausted
Dirt on the clamping
rod
Clean the clamping rod if it is
dirty
Incorrect control
Check the pneumatic control
Clamping unit defec
tive
Return the HMPL−...−KP to
Festo
Piston rod clamped despite
clamping unit being pressur
ized
Pressure at the clamp
ing unit too low
Pressurize the clamping unit
with the same pressure as the
linear module (at least 4 bar)
When the clamping unit is
pressurized, the linear mod
ule moves at high speed into
the end position
Linear module strikes
against a non−pressur
ized chamber
Carry out commissioning in
accordance with the chapter
Commissioning" (always
strikes anon−pressurized
chamber) /
Check linear module for
faults (see operating instruc
tions for the HMPL−...)
Fig.15
