9 Maintenance
9.1 Cleaning
NOTICE
Equipment damage due to improper cleaning.
Improper cleaning may result in equipment damage.
■
Only use recommended cleaning agents.
■
Never use sharp objects for cleaning.
b
Clean the front screen at regular intervals and in the event of contamination. First,
remove any solid deposits with oil-free compressed air or, if necessary, with a mix‐
ture of water and a few drops of a commercially available rinsing agent and a soft
brush, and then rinse. If required, remove the drying residue with cleaning cloths
that are suitable for optics and a commercially available glass cleaning spray.
9.2 Maintenance plan
During operation, the device works maintenance-free.
Depending on the assignment location, the following preventive maintenance tasks
may be required for the device at regular intervals:
Table 31: Maintenance plan
Maintenance work Interval To be carried out
by
Clean housing and front screen Cleaning interval depends on ambi‐
ent conditions and climate.
Specialist
Check screw connections and plug
connectors
Interval depends on the place of use,
ambient conditions, or operational
regulations. Recommended: At least
every 6 months.
Specialist
MAINTENANCE 9
8019329/12TZ/2019-03-28 | SICK O P E R A T I N G I N S T R U C T I O N S | DT1000 and DL1000
91
Subject to change without notice
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