English (GB)
17
Method 1 - Free-standing pump
Proceed as follows:
1. Place the pump on a plane and level surface.
2. Secure the pump by using the lifting chain and a
crane to prevent the pump from tilting. The pump
must rest 100 % on the ground without any load
on the crane. See fig.
.
Fig. 24
Pump secured with a crane
3. Start and run the pump for a few seconds.
4. Observe the jerk of the pump. If the pump jerks
counterclockwise, the direction of rotation is
correct. See fig.
.
In case of wrong direction of rotation, interchange
two phases in the power cable.
Method 2 - Pump installed in a column pipe
•
Make sure the column pipe is free of water before
and during checking the direction of rotation.
•
Make sure the pump is installed correctly. See
section
3.3.5 Installing the KPL and KWM pump
Proceed as follows:
1. Check the electrical connections with a phase
detector to make sure the connections are
correct.
2. Start and run the pump for a few seconds.
3. Observe the jerk of the pump. If the pump jerks
counterclockwise, the direction of rotation is
correct. See fig.
.
In case the direction of rotation is wrong, interchange
two phases in the power cable.
Fig. 25
Direction of jerk and rotation
DANGER
Crushing hazard
Death or serious personal injury
- Never stand under or next to the pump
when it is hanging from a crane.
T
M
0
6
9
72
4 3
017
The jerk of large pumps can be powerful.
TM
03
946
6
361
2
Direction of jerk
Direction of rotation
