Wilo MVIL Notice De Montage Et De Mise En Service page 14

Dry-running protection
6.3 Check the motor sense of rotation
Three-phase motor
Single-phase motor
6.4 Starting
WARNING ! Depending on conveyed fluid and
running of pump, surface temperature can
exceed 68°C. Take necessary means to avoid
injuries.
CAUTION !
14
7. Maintenance
DANGER !
Motors
Mechanical seals
Replacement frequencies