Komatsu 830E-AC Shop Manual page 296

Drive End Rotor Installation
1. If removed, install drive end rotor (47) onto shaft
assembly (48).
FIGURE 10-116.
47. Drive End Rotor
2. Center the screw hole in rotor shaft (48) with
the slot in rotor (47).
FIGURE 10-117.
47. Drive End Rotor
3. Install five Torx screws (46) using a T25 Torx bit.
Apply thread lock compound (Loctite 222) and
tighten to 7 N·m (65 in. lb). DO NOT install a
screw in the marked hole at this time.
4. Ensure the screw hole has remained centered
in the slot on the face of the rotor. Apply thread
lock compound (Loctite 222) and install the
screw. Tighten to 7 N·m (65 in. lb).
D10-66
48. Shaft Assembly
48. Shaft Assembly
Battery Charging Alternator
Rotor and Rotor Shaft Installation
1. Press rotor and rotor shaft assembly (47, 48)
into drive end housing (20).
a. Place the rotor and rotor shaft assembly into
a hydraulic press with the rotor shaft fully
supported.
b. Place drive end housing (20) onto rotor shaft
(48).
c. Press the drive end housing onto the rotor
shaft. Press the housing onto the shaft using
a bearing driver, which will press against the
inner bearing race.
FIGURE 10-118.
20. Drive End Housing
47. Rotor Assembly
.
When installing the drive end housing, press
only on the inner race of the bearing. Pressing on
any other surface will result in bearing damage.
2. Rotate the shaft to verify the bearing moves
freely.
48. Rotor Shaft
Assembly
D10003 07/06