
Service and maintenance
9.8 Maintenance work
FC410 with Modbus
84
Operating Instructions, 02/2016, A5E33120874-AC
9.8
Maintenance work
CAUTION
Hot surfaces
Danger of burns during maintenance work on parts having surface temperatures exceeding
70 °C (158 °F).
•
Take corresponding protective measures, for example by wearing protective gloves.
•
After carrying out maintenance, remount touch protection measures.
WARNING
Humid environment
Danger of electric shock.
•
Avoid working on the device when it is energized.
•
If working on an energized device is necessary, ensure that the environment is dry.
•
Make sure when carrying out cleaning and maintenance work that no moisture
penetrates the inside of the device.
CAUTION
Dangerous voltage at open device
Danger of electric shock when the enclosure is opened or enclosure parts are removed.
•
Before you open the enclosure or remove enclosure parts, de-energize the device.
•
If maintenance measures in an energized state are necessary, observe the particular
precautionary measures. Have maintenance work carried out by qualified personnel.
WARNING
Hot, toxic or corrosive process media
Danger of injury during maintenance work.
When working on the process connection, hot, toxic or corrosive process media could be
released.
•
As long as the device is under pressure, do not loosen process connections and do not
remove any parts that are pressurized.
•
Before opening or removing the device ensure that process media cannot be released.