Dismantling And Repairs; Eliminating Faults - Festo HMPL-KP Serie Instrucciones De Utilizacion

HMPL−...−KP
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:
Make use of the opportunity to have your HMPL−...−KP overhauled by our re
S
pair service.
The clamping unit does not usually require maintenance.
8

Eliminating faults

Fault
Piston rod moves in spite of
clamping unit being ex clamping unit being ex
hausted
Piston rod clamped despite
clamping unit being pressur
ized
When the clamping unit is
pressurized, the linear mod
ule moves at high speed into
the end position
Fig. 15
20
Possible cause
Mass too large
Dirt on the clamping
rod
Incorrect control
Clamping unit defec
tive
Pressure at the clamp
ing unit too low
Linear module strikes
against a non−pressur
ized chamber
Remedy
Reduce the mass
Clean the clamping rod if it is
dirty
Check the pneumatic control
Return the HMPL−...−KP to
Festo
Pressurize the clamping unit
with the same pressure as the
linear module (at least 4 bar)
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−...)
Festo HMPL−...−KP 0501a English