Faults, Causes And Remedies - Siemens SINAMICS G115D Operating Instructions Manual
Distributed drive
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Also See for SINAMICS G115D:
- Operating instructions manual (552 pages) ,
- Operating instructions manual (600 pages)
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Additional information on the SIMOGEAR geared motor
11.3 Specific data gearbox
11.3.22
Faults, causes and remedies
Note
Faults and malfunctions that occur during the warranty period and requiring repair work on
the gearbox must be remedied only by Technical Support. If faults occur without a clearly
identifiable cause, Siemens AG recommends the services of the Technical Support even after
the warranty period has elapsed.
If you need the help from the Technical Support, please have the following information
ready:
• Rating plate data
• Nature and extent of the fault
• Suspected cause
Table 11- 43 Faults, causes and remedies
Faults
Unusual noise on
the gearbox.
Unusual noise
from the drive
unit.
Unusual motor
noise.
Oil escapes.
432
Causes
Oil level too low.
Foreign bodies in the oil (irregular
noise).
Excessive bearing play and / or bearing
defective.
Defective gearing.
Fastening bolts loose.
Excessive external load on the drive
input and output.
Transport damage.
Damage due to blockage during com-
missioning.
Drive unit bearing not lubricated (mo-
tor frame size 160 and higher).
Excessive bearing play and / or bearing
defective.
Fastening bolts loose.
Excessive bearing play and / or bearing
defective.
Motor brake is rubbing.
Converter parameterization.
Incorrect oil level for the mounting
position being used.
Gearbox leaks.
Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B
Remedy
Check the oil level (Page 435).
Checking the oil quality (Page 438).
Cleaning the geared motor (Page 363).
General safety instructions (Page 435).
Check the bearing and replace if neces-
sary.
Check the gearing and replace if neces-
sary.
Checking the tightness of fastening
bolts (Page 447).
Check the load against rated data (you
might need to correct the belt tension,
for example).
Check the gearbox for damage in trans-
it.
Call Technical Support.
Regrease the bearing (Page 442).
Check the bearing and replace if neces-
sary.
Checking the tightness of fastening
bolts (Page 447).
Check the bearing and replace if neces-
sary.
Check air gap and adjust if necessary.
Correct the parameterization.
Check the mounting position
(Page 448) and the oil level (Page 435).
Checking the gearbox for leaks
(Page 446).
SINAMICS G115D distributed drive
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