Pilz 6D000020, Operating Manual, Page: 87 / 106

Safety checks, maintenance and repair
Operating Manual PSEN sc M 3/5 series
1005055-EN-02
| 87
11.2 Checks
11.2.1 Regular check
Regular checks can bring to light changes to the plant/machine, safeguards and ambient
conditions.
Pilz recommends that the safety laser scanner be checked every six months.
}
Check the safety laser scanner’s front panel.
– Scratched front panel: Change the safety laser scanner.
– Dirty front panel: Clean the front panel [ 86] .
In a particularly dirty environment, front panel cleanliness should be checked more
frequently.
} Check the tightness of the safety laser scanner.
All screws must be tightened to the torque specified in the Technical details [ 91] .
} Check the safety function of the safety laser scanner (see Check the safety function of
the safety laser scanner [ 75] ).
11.2.2 Check after plant/machine modification
Check the safety laser scanner each time the plant/machine is modified. Changing the
safety laser scanner or swapping components of the safety laser scanner should also be
regarded as a modification.
You
must comply with the requirements of the applicable national regulations.
INFORMATION
This inspection may only be carried out by qualified personnel.
The Appendix contains a Checklist [ 101] which should help you perform the safety
check.
11.3 Maintenance
Other than cleaning the front panel, the safety laser scanner requires no other form of
maintenance.