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9 accessories, 10 trouble-shooting, 9accessories – Festo Стандартные цилиндры DNC-V с распределителем User Manual

Page 21: 10 trouble−shooting

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Pneumatic linear cylinder

Festo 0506a English

21

9

Accessories

The necessary accessories for the individual cylinder types can be found in the
Festo Catalogue.

10

Trouble−shooting

Fault

Possible cause

Remedy

Uneven movement
of the piston
(cylinder jerks)

Lubrication missing

Lubricate with correct grease
(e.g. as per instructions with
wearing parts)

Flow control valves inserted
incorrectly

If possible restrict exhaust

Piston rod dirty

Clean, provide cover (after intensive
cleaning or subsequent lubrication)

Not enough supply air
(stick slip)

Ĉ Keep the tubing short and select

suitable cross−sectional areas

Ĉ Select correct pressure
Ĉ Keep pressure constant

Not enough pressure

Switch volume upstream

Piston seal or piston rod
seal defective

Send the cylinder to Festo for
repairs or

Replace wearing parts

Guide not parallel to
direction of stroke

Use a self−aligning rod coupling as
per Accessories"
(see specifications in catalogue)