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- Replace worn parts
8 Defective motor bearing
- Contact the factory
9 The unit is installed under mechanical strain
- Check the installation, use rubber spacers if necessary
9.0.6 Fault: Mechanical shaft seal leak, moisture sen-
sors report a fault or shut down the unit
(Moisture sensor monitoring is optional, and is not available for
all types. For more details, see the order confirmation or the
electrical connection plan.)
1 Condensation build-up due to lengthy storage and/or tem-
perature fluctuations
- Operate the unit briefly (max.
5 min.) without moisture sensors
2 Expansion tank (optional for polder pumps) is too high
- Install the expansion tank no more than 10 m above the
bottom edge of the intake port
3 Increased leakage when running in new mechanical shaft
seals
- Change the oil
4 Defective moisture sensor cables
- Replace the moisture sensors
5 Mechanical shaft seal is defective
- Replace the mechanical shaft seal and contact the factory
9.0.7 Further steps for troubleshooting
If the points listed here do not rectify the fault, contact our cus-
tomer service. They can help you as follows:
- Telephone or written support from customer service
- On-site support from customer service
- Inspection or repair of the unit at the factory
Please note that you may be charged for some services pro-
vided by our customer support. For more details, please con-
tact customer service.
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SPARE PARTS
Spare parts can be ordered from the manufacturer's customer
service. To avoid queries and incorrect orders, the serial and/or
article number must always be supplied.
Technical changes reserved!
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