ALTERNATOR
SERVICE
Reassembling the Brush
1.
Fit the brush with
its
sliding face
in
the
clockwise direction
when viewed from front.
•
IMPORTANT
• Be
sure
to
keep the 2 brushes deep
in
the
brush
holder.
TWO
BRUSHES
Otherwise
the
rotor
and the rear section can
not
be
filted
into
position.
• Use a 4
mm
hex.
wrench
to
push
the brushes
into
place.
•
Using
a pin-pointed (2 mm) punch, keep the brushes
from
popping
out.
2. Match the tally line
of
the front section with that
of
the rear
section.
3. Tighten the 4 screws, and draw out the pin-pointed punch out
of the brush holder.
Bearing at
Slip Ring Side
1. Lightly secure the rotor (1) with a vise
to
prevent damage. and
remove the bearing
(2) with a
puller.
Bearing
1. Check the bearing for smooth rotation.
2. If
it
does not rotate smoothly, replace it.
SIatQr
1.
Measure the resistance across each lead
of
the stator coil with
an ohmmeter.
2. If the measurement
is
not within factory specification, replace
it.
3.
Check the continuity aoross each stator coil lead and core with
an ohmmeter.
4.
If infinity is not indicated, replace
it.
I
Resistance
I Factory
spec.
I Less than 1.0
(l
ROTOR
Engines & Generstors
38
PUNCH
WRENCH
BEARING
(2)
MA7CHI!IG
THE
TALLY
LINES
CHECKING CONTINUITY
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