Installation, Operation and Maintenance Manual
MAN-02-05-62-0742-EN Rev. 0
December 2019
Mounting of Piston in Actuator Housing
1. Mount according to disassembly marks.
Piston is mounted and turned until the helical
spline is in mesh. The piston is turned clockwise.
2. Mounting tools are used for pressing home the piston.
The piston can possibly be knocked in with a cylindrical
pipe, but the helical spline must then be in mesh
before knocking.
3. Piston in bottom position.
4. The top part is mounted by turning counter clockwise
(tightening torque stated on the assembly drawing).
Mounting of Spline Shaft and Positioning Shaft
1. The serrated lock washer is mounted in the
positioning shaft (can possibly be fixated with a drop
of Loctite). Note: Always use a new lock washer.
2. The positioning shaft is mounted in the spline
shaft according to the disassembly marks.
New parts have to be positioned according to the
assembly drawing. The shaft must be pressed home in
the spline shaft before being screwed together.
3. Screw is wetted with Loctite 542 and mounted.
4. See tightening torque on assembly drawing.
5. The shaft cam is lubricated with a thin layer of grease.
34
BHH Re-Mounting
Section 11: BHH Re-Mounting
