Troubleshooting; Troubleshooting With Grundfos Go Remote - Grundfos CU 301 Mode D'emploi

8. Troubleshooting

DANGER
Electric shock
Death or serious personal injury
‐
Before starting any work on the
product, make sure that the power
supply has been switched off and
that it cannot be accidentally
switched on.
‐
Troubleshooting and service must
be carried out by qualified persons.
8.1 Troubleshooting with Grundfos GO
Remote
The easiest way is to troubleshoot the product
using Grundfos GO Remote. Error codes can be
extracted from the unit and read on the device.
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