Komatsu 4D98 Series Shop Manual page 157

10. Alternator
10.1.6 Assembly
While the reassembly procedures are the reverse of the respective disassembly procedures,
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(1)
(2)
(3)
attention to the following precautions.
For the tightening torque of each screw, see page 9-4, Disassembly drawing.
High-temperature soldering is used for connection between the diode and the stator coil
lead, and the diode and the brush holder.
Work condition : Soldering iron temperature: 300°C to 380°C
Connection time : Must be complete within 5 seconds.
Solder used : 15 solder (JIS H16A)
Reassembly of the front and rear
(4
(W
03
Since the rear ball bearing is fixed
by the dead stopping method, in-
crease the temperature at the
center of the rear cover by about
20°C using a soldering iron before
beginning reassembly.
Insert the pin from the outside of
the rear cover and press the brush
into the .brush holder before reas-
sembling.
After reassembly is complete, re-
move the pin by pulling it out.
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