Xylem IM223 R04 Hydrovar Pump Control - Manual (Page 75)

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Section 11 – Maintenance
The HYDROVAR does not require any special maintenance. However, the cooling fan and the vents should be
free of dust. Also the temperature around the unit should be checked from time to time.
All modifications must be done by qualified personnel! For mounting and repairs, only qualified service
technicians should attempt.
disconnecting:
The HYDROVAR must be disconnected from the power supply for at least 5 minutes before any work can be
carried out. Consider pump and motor instructions. Always wear your personal protection equipment.
For further information, please contact your distributor!
Maintenance