Siemens SIMOTICS A 1FU8 Operating Instructions Manual page 186

Operation
8.2 Safety instructions
Faults in operation
Changes with respect to normal operation indicate that there is an impaired function. This
can cause faults which can result in eventual or immediate death, severe injury or material
damage.
For instance, observe the following signs that could indicate a malfunction:
• Higher power drawn than usual
• Higher temperatures than usual
• Unusual noises
• Unusual smells
• Response of monitoring equipment
Immediately contact the maintenance personnel if you identify any irregularities. If you are
in doubt, immediately switch off the machine, being sure to observe the system-specific
safety conditions.
NOTICE
Risk of corrosion due to condensation
If the machine and/or ambient temperatures fluctuate, this can result in condensation inside
the machine.
• If available, remove the drain plugs or screws to drain the water depending on the
• If available, re-attach the drain plugs or screws.
If the motor is equipped with drain plugs, then the water can drain away by itself.
Switching on the machine with anti-condensation heating (optional)
Machine overheating
Minor injury or material damage can occur if you do not observe the following:
• If available, switch off the anti-condensation heating each time before switching on.
72
WARNING
ambient and operating conditions.
CAUTION
Operating Instructions, 02/2016, 5 610 70000 02 000
1FU8