Komatsu 830E-AC Shop Manual page 270

Wedges must be reinstalled and sealed in place
as described in Step ? to prevent damage to the
internal parts during operation.
ALTERNATOR DISASSEMBLY
NOTE: Disassemble the alternator only as far as
necessary to replace any defective part(s).
The alternator weighs approximately 32 kg (70
lbs). Be careful when moving or positioning the
alternator to prevent personal injury.
The following replacement parts are mandatory:
spiral rings (5, 50), O-rings (63), lock nuts (14),
bearings (9, 62), and all lock washers. All small
hardware is included in a kit. Refer to the Parts
book.
D10-40
Regulator Removal
1. Remove voltage regulator (37).
a. Disconnect wiring harness (36) from voltage
regulator (37).
b. Remove and save four screws (38) and four
Bellville washers (39) using an 8 mm socket.
36. Wiring Harness
38. Screw
2. If replacement of the voltage regulator is neces-
sary, record the setting of the selectable voltage
Battery Charging Alternator
FIGURE 10-29.
37. Voltage Regulator
FIGURE 10-30.
39. Bellville Washer
D10003 07/06