© 2017 Adolf Nissen Elektrobau GmbH + Co. KG
Maintenance
Variable Message Sign
35
6.3
Maintenance work
NOTE!
Before opening the foldable profile frame dismount the respective deflector! Take care of the exact position of
the seal and the lockings when re-closing the profile frame! The first locking must be positioned 150 mm from
the corner, the remaining lockings are evenly distributed! The profile housings must only be opened by
professionals who are authorised by Adolf Nissen Elektrobau!
Loosen the Allen screws (with 6mm Allen key) to open the
variable message sign and turn the locks sideways.
Open the viewing window.
Depending on the arrangement resp. number of LEDs the
viewing window is folded sideways or upwards.
Secure the opened foldable profile frame with an arresting
bar to prevent lashing out due to e. g. wind gusts.
Opening the LED sign must only take place in secured
position.
Cleaning
:
Check the equipment for soiling daily. If there is any soiling on the surface:
1.
Switch off the equipment and secure against being switched on again.
2.
Properly remove any soiling. While doing so, pay attention to the following:
·
Do not use aggressive cleaning agents or additives. Only sponge down the equipment with clear
water.
·
Do not use hard sponges, scouring cloths or brushes. Only wipe the equipment with soft cloths.
·
Dispose of cleaning cloths and processing residues in an environmentally compatible manner and in
compliance with applicable local regulations.
·
After cleaning work, check that all previously opened covers and safety installations have been
properly closed again and are functioning.
NOTE!
Danger of damage to components!
Rough or careless work methods can lead to damage to components and even complete breakdown of the
device.
For this reason:
·
Be careful when cleaning the device.
·
Do not touch with sharp tools or blow with hard compressed air jet.
·
Do not touch with electric and electronic components.
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