Grundfos Multilift MD1 - Fault Finding the Product; F001

12. Fault finding the product
DANGER
Electric shock
Death or serious personal injury
● Switch off the power supply before you start any work on the product. Make
sure that the power supply cannot be accidentally switched on.
WARNING
Biological hazard
Death or serious personal injury
● Flush the lifting station thoroughly with clean water and drain the outlet pipes.
Close the isolating valves. Rinse the dismantled parts in water. Wear person-
al protective equipment.
CAUTION
Hot surface
Minor or moderate personal injury
● The surface of the product may be so hot that it will cause burns or personal
injury.
CAUTION
Back injury
Minor or moderate personal injury
● Use lifting equipment.
CAUTION
Crushing of feet
Minor or moderate personal injury
● Wear safety shoes when moving the product.
12.1 F001
• The red LED is flashing.
• The buzzer and the alarm symbol are on.
• Display text: F001.
• The symbol of the pump is flashing.
• The symbol of the phase sequence is flashing.
Cause Remedy
Wrong phase sequence Change the phase sequence with the phase inverter in the CEE
plug.
Interchange two conductors.
Multilift MD1, MDV | Fault finding the product| 38