Service and maintenance
6
Cleaning the device
The TCU is designed for low-maintenance operation.
Preparation
Note
Clean the TCU only when it is switched off.
For cleaning, use a soft cloth moistened either with water or a mild cleaning agent. Use only
dish soap as cleaning agent.
Procedure
Do not spray the cleaning agent directly on the TCU, but rather on a cleaning cloth. Never use
caustic solvents or abrasive cleaners.
Note
Do not clean the TCU using compressed air or steam jets because they can damage it.
Checking the device
In order to prevent foreign bodies or liquids entering the TCU, regularly check the device:
● Ensure that all the housing screws are in place and tight
● For damage to the housing
● For damage to the cable cover or cable entry
Protect the device from environmental effects
Protect the TCU against:
● Direct sunshine and heat sources
● Mechanical vibration and shock
● Dust
● Humidity
● Strong magnetic fields
Suspected malfunction
If you suspect a malfunction due to unusual feedback messages, immediately isolate the
device from power and inform qualified personnel to check for proper functioning.
TCU 30.3
Manual, 09/2017, A5E40874197
73
Содержание SINUMERIK 840D sl TCU 30.3
Страница 18: ...Description 2 4 Rating plate TCU 30 3 18 Manual 09 2017 A5E40874197 ...
Страница 32: ...Connection 4 1 Pin assignment of the interfaces TCU 30 3 32 Manual 09 2017 A5E40874197 ...
Страница 72: ...Networking 5 4 Service and diagnostics TCU 30 3 72 Manual 09 2017 A5E40874197 ...
Страница 86: ...Safety symbols TCU 30 3 86 Manual 09 2017 A5E40874197 ...