8
Maintenance
8.1
Maintenance plan
During operation, the device works maintenance-free.
NOTE
No maintenance is required to ensure compliance with the laser class.
NOTE
No maintenance is required to ensure compliance with the LED risk group.
Depending on the assignment location, the following preventive maintenance tasks
may be required for the device at regular intervals:
Table 20: Maintenance plan
Maintenance work
Interval
To be carried out
by
Check device and connecting cables
for damage at regular intervals.
Depends on ambient conditions and
climate.
Specialist
Clean housing and viewing window.
Depends on ambient conditions and
climate.
Specialist
Check the screw connections and
plug connectors.
Depends on the place of use, ambi‐
ent conditions or operating require‐
ments. Recommended: At least every
6 months.
Specialist
Check that all unused connections
are sealed with protective caps.
Depends on ambient conditions and
climate. Recommended: At least
every 6 months.
Specialist
8.2
Cleaning
Cleaning includes the viewing window and the housing of the device.
DANGER
Risk of injury due to hot device surface.
The surface of the device can become hot during operation.
•
Before performing work on the device (e.g. mounting, cleaning, disassembly),
switch off the device and allow it to cool down.
•
Ensure good lost heat transfer from the device.
NOTICE
Equipment damage due to improper cleaning.
Improper cleaning may result in equipment damage.
■
Only use recommended cleaning agents and tools.
■
Never use sharp objects for cleaning.
Cleaning the inspection window
Check the viewing window of the device for accumulated dirt at regular intervals. This is
especially relevant in harsh operating environments (dust, abrasion, damp, fingerprints,
etc.).
The inspection window lens must be kept clean and dry during operation.
MAINTENANCE
8
8022502/15NT/2020-02-11 | SICK
O P E R A T I N G I N S T R U C T I O N S | Lector621
57
Subject to change without notice
