MP 377 15" Touch daylight readable (WinCC flexible)
Operating Instructions (Compact), 04/2009, A5E02532357-01
51
Service and maintenance
7
7.1
Maintenance and Care
Scope of maintenance
The HMI device is designed for maintenance-free operation. The scope of maintenance
includes:
●
Checking fans for proper operation
Check fans regularly for proper operation. The fans are not monitored electronically.
●
Cleaning the front operating panel
Clean the front operating panel at regular intervals. Proper handling and regular cleaning
will extend the service life of the front operating panel. The front operating panel consists
of:
–
Housing frame
–
Front membrane
–
Display
Housing frame, front membrane and display have different resistance levels to chemical
and mechanical influences.
General information on cleaning
NOTICE
Damage to the front operating panel possible
You can damage the front operating panel if you clean the display with aggressive, solvent-
containing, greasing or abrasive detergents, acids or caustic solutions, scratching cleaning
rags or equipment.
The same applies if you clean the front operating panel with chlorine or chlorides, laser,
ultrasound or dry ice.
Do not use a high-pressure cleaner and vapor for thermal cleaning. Use commercial glass
or plastic cleaners to clean the front operating panel.
The front of the system is protected against the ingress of water according to the degree of
protection. Additional information is available in the section "Ambient conditions (Page 56)".
