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20 WILO SE 03/2015
10.2 Warning signals
• The warning signal is indicated by the LED display (fig. 1a, item 1.1).
• The fault signal LED and the SSM relay do not respond.
• The pump continues to run with limited output.
• The indicated faulty operating status must not occur for a prolonged period. The cause
must be eliminated.
* See also fault signal E21 (section 10.1)
Table 10.2: Warning signals
If the operating fault cannot be remedied, please consult a specialist technician or the
nearest Wilo customer service location or representative.
11 Spare parts
Spare parts can be ordered from local specialist retailers and/or Wilo customer service.
In order to avoid further inquiries and incorrect orders, all data on the rating plate should
be specified for each order.
12 Disposal
Proper disposal and recycling of this product prevents damage to the environment and
risks to personal health.
For dismantling and disposal of the motor, do not fail to observe the warnings in sec-
tion 9.1.
1. Use public or private waste management companies for the disposal of the product
or components.
2. For more information on the correct disposal, please contact your local council or
waste disposal office or the supplier from whom you obtained the product.
NOTE: The pump must not be disposed of along with household waste.
Further information on recycling can be found at www.wilo-recycling.com
Subject to technical change without prior notice
Code no. Fault Cause Remedy
E07 Generator operation Pump hydraulics have fluid
running through them.
Check the system
E11 Dry running Air in the pump Check the water volume/
pressure
E21
*
Overload
Sluggish motor, pump is oper-
ated outside of its specifica-
tions (e.g. high module
temperature). The speed is
lower than during normal
operation.
Check the ambient conditions
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