Emerson Bettis BHH Series Installation, Operation And Maintenance Manual page 40

Section 11: BHH Re-Mounting
December 2019
The B1 version actuators have been equipped with a spline connection in BHH 1000 to BHH 16000.
BHH 125 to 500 are assembled with screws and BHH 1000 to16000 are assembled with locking ring.
6. The new spline connection (B1):
8. Positioning shaft, mounted in splined shaft ready
for Seeger ring mounting.
Assembled spline and positioning shaft are positioned in the housing with the piston pressed home
10.The housing is marked, see dimensions on assembly
drawing. If the housing is marked at disassembly,
the marks are used for assembly.
35
Installation, Operation and Maintenance Manual
Mounting of Spline Shaft and Positioning Shaft
Specific Information for B1 version
7. The larger actuators are locked with a seeger ring.
9. The positioning shaft is mounted in the splined
shaft and then the seeger ring is mounted.
11.Spline shaft is mounted. The top of the cam is
turned to the maximum line, then turn counterclockwise
until the splines are in mesh and the shaft is pushed into
place (keep within MINIMUM dimensions - see drawings).
12.Splined shaft placed in housing.
maximum gap
MAN-02-05-62-0742-EN Rev. 0
BHH Re-Mounting