
Operating manual GFZ / GFM / GEZ
Page 24 of 30
B0112
During the assembly and the exchange of the motor, use the following procedure with the
GFM-N, GFM-L, GFM-L01, GFZ-N, GFZ-L and GFZ-L01 pumps:
1. Plug the hub which is suitable for the pump onto the shaft of the gear pump.
2. Plug the sleeve onto the hub.
3. Find out the distance between the hub and the fixing points of the motor (measure-
ment a)
4. Adjust the hub which is mounted on the shaft of the motor to a measurement of
b = a-4 mm and fix it.
5. Screw the motor to the flange.
6. Connect the motor to the power supply.
For further repair work please contact WOERNER.
Motor
Pump
Coupling elements:
Hub on motor side
Sleeve
Hub on pump side