c) Adjust the position of the drive unit so that the inspection hole is on the same side
as the flush valve.
d) Tighten the greased screws diagonally.
For tightening torque, see Torque values (page 38).
If you need to adjust the impeller, redo the replace the impeller procedure from the
beginning.
Maintenance
Flygt 3153 Installation, Operation, and Maintenance Manual 61