Lenze p300 Operating Instructions - Manual (Page 34)

Maintenance
Regular checks
7
34 Lenze ¯ BA_p300 ¯ 2.0
7 Maintenance
7.1 Regular checks
The device is free of maintenance. Nevertheless, visual inspections should be carried out
at regular intervals which must not be too long, depending on the ambient conditions.
Please check the following:
¯ Does the environment of the device meet the operating conditions specified in
the Technical data?
¯ Is the heat dissipation of the device not impeded by dust or dirt?
¯ Are the mechanical and electrical connections o.k.?
7.2 Cleaning
(
Stop!
Sensitive surfaces and components
If not cleaned properly, the device may be damaged.
Possible consequences:
¯ The housing or the screen may be scratched or blunt if you use
alcoholic, solvent−containing or abrasive detergents.
¯ Electric components may be destroyed ...
– by a short circuit due to humidity.
– by static discharge.
Protective measures:
¯ Before cleaning, disconnect the device from the power supply as
otherwise unintentional commands may be activated via the
touchscreen.
¯ Clean the device front (screen and frame) as follows:
– Use a clean, soft and lint−free cloth.
– Only use water with a fluid addition as detergent or a detergent
declared especially for flat screens.
– Moisten the cloth with the detergent. Do not spray the detergent
directly on the device.
¯ Clean the rear side of the device with a clean, lintfree and soft cloth.
Do not use liquid or foaming detergent since it may enter the housing
or terminals.