Toyota B User Manual

cH-12
CHARGING
SYSTEM
-
Alternator
INSPECTION
AND
REPAIR OF
ALTERNATOR
Rotor
1.
INSPECT
ROTOR
FOR OPEN
CIRCUIT
Using
an ohmmeter,
check
that
there
is
continuity
between
the slip
rings.
Standard
resistance
(cold):
2.8
-
3.O
O
lf
there
is no continuity,
replace
the
rotor.
2.
INSPECT
ROTOR
FOR
GROUND
Using
an
ohmmeter,
check
that
there
is
no continuity
between
the
slip
ring
and
the
rotor.
lf there
is continuity,
replace
the
rotor.
3.
INSPECT
SLIP
RINGS
(a)
Check
that
the
slip
rings are
not rough
or scored'
lf
rough or
scored,
replace
the
rotor'
(b)
Using
calipers,
measure
the
slip
ring diameters.
Standard
diameter:
14'4
mm
(0'567
in')
Minimum
diameter:
12.8
mm
(O.5O4
in.)
lf the
diameter
is less than
minimum,
replace
the
rotor'
Stator
1.
INSPECT
STATOR
FOR OPEN
CIRCUIT
Using
an
ohmmeter,
check
that
there
is continuity
between
the
coil
leads.
lf
there
is
no
assembly.
replace
the
drive
end
frame
INSPECT
STATOR
FOR GROUND
Using
an ohmmeter,
check
that
there
is no
between the
coil
leads
and
drive
end
frame.
2.
No
continuity
\
cHo27o
No continuity
."o,".,
lf there
is continuity,
replace
the
drive
end
frame assembly'

Toyota B Specifications

General

Brand	Toyota
Model	B
Category	Engine
Language	English