6.2 Monthly maintenance
Monthly maintenance work may only be carried out by trained maintenance personnel
(setters).
Setters of hydraulic presses must be at least 18 years old and trained for the job, i.e.
must have taken part in a specific training.
The setter must not carry out any repair work on the plant!
Maintenance objects Actions (to be performed by operator)
Hydraulic energy lines
Check
the hoses for porosity and leaks
the screw couplings and clamps for tightness
Hydraulic oil Check the hydraulic oil level in the hydraulic station (see fig-
ure 6-4).
Use only clean and filtered hydraulic oil type HLP 46 DIN
51524 (5) for oil changes.
Ventilate the plant after the hydraulic oil change:
open and close the tool several times.!
Crimping tool Check the crimping tool for proper condition and wear.
Table 6-2 Monthly maintenance
Maintenance
6-4
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