30
Incorrect direction of rotation with non-reversible mechanical seal
Damage to the mechanical seal and leakage!
Separate the pump from the motor to check the direction of rotation.
Motor and pump running in the wrong direction of rotation
Damage to the pump!
Refer to the arrow indicating the direction of rotation on the pump.
Check the direction of rotation. If required, interchange any two phases to
correct the direction of rotation.
C AUTION
C AUTION
The correct direction of rotation of motor and pump is clockwise (seen from the motor end).
1. Start the motor and stop it again immediately to determine the motor’s direction of
rotation.
2. Check the direction of rotation.
The motor’s direction of rotation must match the arrow indicating the direction of rotation
on the pump.
3. If the motor is running in the wrong direction of rotation, check the electrical connection
of the motor and the control system, if necessary.
5 Installation at Site