Parker OSP-P, Operating Instructions Manual

Page: 31 / 40

31
EN
14 Trouble shooting
Faulty OSP-P clean room cylinders must be returned to the manufacturer!
14.1 List of faults
Fault description
Possible cause Remedy
For instructions please refer to
chapters:
Standard Clean Room Basic Guide
Cylinder leaks somewhere
along the inner sealing
band.
Inner sealing band (17) dirty. Clean inner sealing band.
14.2 on
page 32
*)
14.3 on
page 33
Cylinder leaks at the piston Piston seal defective (24) Replace piston seal.
13 on
page 17
*)
13.4.2 on
page 20
Cylinder leaks at the cover. O-ring (18, 19, 21) defective. Replace O-rings.
13 on
page 17
*)
13.4.2 on
page 20
Piston moves slowly or
jerking.
Contamination by air or abrasion.
Completely disassemble, clean and
grease cylinder. Replace wearing
parts (see wearing parts list).
13 on
page 17
and
17 on
page 35
*)
13.4.2
on page 20
and 17.3
on page 36
Poor lubrication.
Piston seal (24) defective.
Incorrect adjustment of speed (too
slow).
Increase speed (cushion needle).
9.2.3 on
page 12
9.2.3 on
page 12
9.2.3 on
page 12
Operating pressure below 2 bar. Check operating pressure. Machine adjustment
Cylinder lacks slow speed grease
at speed v < 0.2 m/s. Use slow speed grease at
v < 0,2 m/s. 13 on
page 17
*)
13.4.2 on
page 20
Piston does not reach the
end position. Cushion needle screwed in at the
cover (for cylinders 16 to 80 only).
Adjust cushion needle at the cover.
OSP-P for cylinders Ø16 to Ø80
only) and OSPP-BG.
10 on
page 14
10 on
page 14
10 on
page 14
Cylinder impacts too hard at
one or both end positions.
Incorrect adjustment of end
cushioning:
OSP-P nur bei Zyl. 16 bis 80
OSPP-BG all Ø. Alter adjustment of cushion
needle.
OSP-P for cylinders Ø16 to Ø80
only) and OSPP-BG.
10 on
page 14
10 on
page 14
10 on
page 14
Possibly overload.
Install additional buffer, see ad-
missible weights and speeds in ac-
cordance with cushioning diagram
in OSP-P catalogue.
Please check the technical specifica-
tions of the application
Cushioning seal (23)*, O-rings at
endcap (18, 19) / cushion spigot
(20), piston seal (24) or inner
sealing band (17) defective.
*OSP-P for cylinders
Ø16 to Ø80 only.
*OSPP-BG all Ø.
Check parts and replace if
necessary.
13 on
page 17
and
page 18
*)
13.4.2 on
page 20
The magnetic switch is
defective.
There are ferritic parts too close to
the magnetic switch.
Use parts on non-magnetic
material.
Machine layout
Magnetic switch defective. Replace magnetic switch. See OSP-P catalogue
Only for OSPP-BG :
Guide carriage runs to slow
or with jerks. Poor lubrication.
Re-lubrication by means of grease
nipples.
- -
„Lubrica-
tion“ on
page 20
Only for OSPP-BG :
Play in the guide carriage.
Abrasion or wear of the slide
profiles.
Adjustment of the play or replace-
ment of the slide profiles if neces-
sary.
- -
„Adjust-
ment of
Play“ on
page 19
*) No maintenance and repair works must be carried out on the clean room cylinder. In the case of failure, the cylinder must be
returned to the manufacturer.