Endress+Hauser MMP20 SONO Mobil HD2 Operating Instructions Manual page 30

10 Replacing the probe rods
If the probe rods break, they can be easily replaced.
1) Lay out the probe rods, seal and probe body
3) Push the seal in as far as the thread
Page 30
MMP20 SONO Mobil HD2 (option E)
2) Push the sealing rings into the
boreholes
4) Screw the rods into the probe body
Endress+Hauser