September 2015
Installation, Operation and Maintenance Manual
RGS011110-1 Rev. 0
17
Section 6: Maintenance
Operation
6�2�2 Reassembly
Figure 23
Shaft Seal Reassembly
Shaft O-ring Inner Bushing
OD O-ring Outer Bushing
1.
Install saddle pins and bushings with rubber plugs at pin ends. Tighten set
screws securely and evenly on each end.
2.
Install one shaft retaining ring (temporary).
3.
Stand body on end with shaft bore vertical. Drop thrust washer and bare shaft
onto the temporary retaining ring (no lower bushings).
4.
Insert lower bushing into top end of shaft bore followed by lubricated shaft
O-ring which falls into the shaft groove.
5.
Insert lubricated OD O-ring using thin rod to seat it against face of first bushing.
6.
Insert outer bushing with lip end first. Lip slides under OD O-ring, forcing a seal
between the bushings and body.
7.
Insert thrust washers, this end followed by retaining ring.
8.
Turn actuator over, remove temporary retaining ring.
9.
Insert lower bushing, shaft O-ring, OD O-ring outer bushing, thrust washers and
permanent retaining ring in same sequence.
