Fault: Mechanical Shaft Seal Leak, Moisture Sen- Sors Report A Fault Or Shut Down The Unit; Further Steps For Troubleshooting; Spare Parts - Wilo Drain MTC 32 Notice De Montage Et De Mise En Service

SPARE PARTS
9.6. Fault: Mechanical shaft seal leak, moisture sen-
sors report a fault or shut down the unit
Sealing chamber monitoring is optional, and is not
available for all types. For details, see the catalog
or ask Wilo customer service.
1. Condensation build-up due to lengthy storage
and/or temperature fluctuations
• Operate the unit briefly (max. 5 min.) without
moisture sensors
2. Increased leakage when running in new mechan-
ical shaft seals
• Change the oil
3. Defective moisture sensor cables
• Replace the moisture sensors
4. Mechanical shaft seal is defective
• Replace the mechanical shaft seal and contact
the factory

9.7. Further steps for troubleshooting

If the points listed here do not rectify the fault,
contact Wilo customer service. They can help you
as follows:
• Telephone or written support from Wilo customer
service
• On-site support from Wilo customer service
• Inspection or repair of the unit at the factory
Please note that you may be charged for some
services provided by our customer support.
For more details, please contact Wilo customer
service.

10. Spare parts

Spare parts can be ordered from Wilo customer
service. To avoid queries and incorrect orders,
the serial and/or article number must always be
suppled.
Technical changes reserved
Installation and operating instructions Wilo-Drain MTC 32
English
49