19
Removing the Drive Unit
Ceramat® WA 160(X) Retractable Fitting
NOTICE:
Be sure to follow these instructions in the correct
sequence.
Take appropriate safety precautions against escaping
process fluids.
1) Move probe into
SERVICE position
.
Only in this position can the drive unit be removed.
2) Switch off compressed air and deaerate device!
3) Make sure that no process fluid is leaking from the
outlet.
4) Turn coupling nut counterclockwise using the ZU 0648
mounting wrench (see "Accessories", page 39).
This pulls the drive unit out of the process unit.
You can slightly lift up the drive unit while turning the
nut to support its movement.
Do not cant the unit and do not exert force.
Do not loosen the coupling nut completely.
5) Make sure that no process fluid is leaking from the
outlet.
6) Completely loosen the coupling nut and pull off the
drive unit upwards.