Faults
Communication with
external control is
disrupted
If the operating fault cannot be remedied, please consult a specialist techni-
cian or the nearest Wilo after-sales service point or representative.
11 Spare parts
Spare parts may be ordered via a local specialist retailer and/or Wilo customer
service.
To avoid queries and incorrect orders, all data on the name plate should be sub-
mitted with each order.
Installation and operating instructions Wilo-IF-Modules Modbus, BACnet
Causes
Wrong communication
parameter
Damaged wiring
Remedy
Check, and adjust if necessary
(see Commissioning)
Check whether other bus nodes are
affected in order to limit malfunc-
tions; check wiring
English
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