HP AE40L - Manual (Page 13)

C. Rotor Disassembly.
1. With a pry bar remove the external
seals (see Figure 8) on both sides.
Generally, seals are damaged and are
not reused.
2. Remove the internal snap rings on
both sides.
3. With the Rotor sitting on the press
table press out the bearing assembly.
Figure 7. Disassembly of Rotor Shaft Assembly
II. Reassembly and Installation
(Be careful to keep all components clean to prevent bearing grease contamination)
A. Rotor Hub Re-Assembly.
12
1. Install internal snap ring
in one side of rotor.
2. Press bearing and adapter
assembly tight against the
ring (see Figure 9).
3. Install second snap ring.
4. Apply a ribbon of general
purpose grease between the
snap ring ID and bearing
adapter OD on both sides of
rotor.
Figure 8. Rotor Assembly
5. With the press tool
inverted to fit the external
seals, press the seals in
both ends of the rotor
with the lips out. Wipe
off excess grease. Be
sure seals are not bent or
cut and are seated firmly.
If the seals are not tight,
use a hammer and
punch to stake the hub
faces at about 90
°
intervals.
Figure 9. Rotor Hub Assembly