Check The Impeller Rotation - Xylem FLYFT P7900 Installation, Operation And Maintenance Manual

4 Installation
Drive units with small connection housing: 1 cable
U1
L1
Drive units with large connection housing: 2 cables

4.7 Check the impeller rotation

CAUTION: Crush Hazard
The starting jerk can be powerful. Make sure nobody is close to the unit when it is started.
If the propeller rotates in the wrong direction, then the pump lifts up and rotates, which can
damage the cables.
1. Start the motor.
2. Stop the motor after a few seconds.
3. Check the direction of rotation.
The correct direction of propeller rotation is counterclockwise when viewed from the
propeller end of the unit.
42
L3
V2
W1
U2
V1
W2
U1
GC
V1
W1
L2
L2
L3
L1
P7900 Installation, Operation, and Maintenance Manual