HALE AP, Technical Manual

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NOTES
The input shaft should slide easily through the drive gear; however, a light tap from a
non-marring hammer may be required.
If the input shaft does not slip through the drive gear with a light tap, STOP, remove
input shaft, and check for burrs on and alignment of the key and shaft.
If required, using a non-marring hammer, tap input shaft and bearing into 4.
gearbox until drive side bearing seats in gearbox.
Compress and install a new drive side bearing retaining ring. 5.
a) Using snap ring pliers, insert tips of pliers into holes in a new retaining ring and
fully compress ring. (NOTE: Refer to paragraph 5.7.5 for proper ring orientation.)
b) Push retaining ring into gearbox until aligned with snap ring groove.
c) Release and remove snap ring pliers.
d) Verify retaining ring is seated in groove.
C. Install pump side input shaft bearing.
Turn gearbox (pump side up), place input shaft on bolster plate, and us- 1.
ing cribbing level and support gearbox housing.
Using gear oil, lubricate bore of pump side bearing, entire pump side of 2.
input shaft, outside of pump side bearing, and pump side bearing bore in
gearbox.
Place new pump side input shaft bearing on input shaft and into gearbox 3.
bore ONLY far enough to verify alignment of shaft in bearing and bearing
in gearbox.
Using press (without pusher tube), simultaneously press, pump side bear- 4.
ing onto input shaft and into gearbox until nearly flush with gearbox hous-
ing.
Add pusher tube and continue pressing bearing until seated in gearbox. 5.
D. Install a new pump side bearing retaining ring.
(NOTE: Refer to paragraph 5.7.5 for proper ring orientation.)
Compress a new pump side bearing retaining ring. 1.
a) Using snap ring pliers, insert tips of pliers into holes in a new retaining ring.
b) Fully compress ring.
Install retaining ring. 2.
a) Push retaining ring into gearbox until aligned with snap ring groove.
b) Release and remove snap ring pliers.
c) Verify retaining ring is seated in groove.
E. Install new endcap.
Coat outer surface (mates with gearbox) of new endcap with Loc- 1.
tite 680™ (or equivalent).
Place endcap onto gearbox with smooth part of cap facing outward. 2.