Piper Cherokee Six - Page 571

3
62
362
Figure
10-24b.
Removal
of
Slip
Ring
Figure
10-24c.
Removal
of
Rectifier
End
Bearing
10-27g.
DISASSEMBLY
OF
ALTERNATOR.
a.
Remove
the
two
Number
10-24
screws
holding
the
brush
holder
assembly
in the
slip
ring
end
head.
Remove
the
brush
and
holder
assembly
from
the
end
head.
b.
Remove
the
safety
wire
from
the
through
bolts.
Hold
the
pulley
with
a strap
wrench
and
remove
the
pulley
nut.
The
pulley
must
be
removed
with
a
puller.
Remove
the
fan.
woodruff
key
and
spacer
from
the
shaft.
c.
Remove
the
four
through
bolts
and
tap
the
drive
end
head
lightly
to
separate
the
drive
end
head
and
rotor.
as
a
unit.
from
the
stator
and
slip
ring
end
head.
d.
Remove
the
nuts.
lock
washers,
flat
washers
and
insulators
from
the
output
and
auxiliary
terminal
studs.
Note
carefully
the
correct
assembly
of
the
insulator
washers
and
bushings.
Using
the
special
tools
shown
in
Figure
10-24c,
support
the
end
head
and
press
out
the
three
negative
rectifiers.
The
end
head
can
now
be
separated
from
the
stator
assembly.
e.
To
remove
the
slip
ring
end
bearing
and
grease
seal,
it will
be
necessary
to
have
a
hook
type
or
impact
type
bearing
puller
as
shown
in
Figure
10-24b.
Do
not
remove
the
bearing
unless
replacement
is necessary.
NOTE
The
inner
race
of
the
slip
ring
end
bearing
is
pressed
onto
the
rotor
shaft.
When
bearing
replacement
is
necessary,
always
replace
the
complete
bearing
assembly,
including
the
inner
race.
ELECTRICAL
SYSTEM
Issued:
8,'17/72
PIPER
CHEROKEE
SIX
SERVICE
MANUAL
3B19