Piper Cherokee Six - Page 369

PARALLEL
TO APPROXIMATE
CENTER
LINE
OF
GOVERNOR
5
3
Figure
7-3.
Propeller
Governor
b.
Carefully
rotate
propeller
by
hand
to bring
the
opposite
blade
down.
Center
the
tip
and
scribe
a
pencil
line
as before
and check
that
lines
are not
separated
more
than
.0625
inch.
c.
Propellers
having
excess
blade
track
should
be
removed
and
inspected
for bent
blades,
or
for
parts
of
sheared
O-ring,
or
foreign
particles,
which
have
lodged
between
hub
and
crankshaft
mounting
faces.
Bent
blades
will
require
and
overhaul
of
assembly.
7-10.
PROPELLER
GOVERNOR.
7-11.
REMOVAL
OF
PROPELLER
GOVERNOR.
a.
Remove
the
upper
engine
cowl.
b.
Disconnect
the
control
cable
end
from
the
governor
control
arm.
c.
Remove
the
governor
mounting
stud
nuts.
It
will
be
necessary
to
raise
the
governor
as the
nuts
are
being
removed
before
the
nuts
can
be
completely
removed.
d.
Remove
the
mounting
gasket.
If the
governor
is
to be
removed
for
a considerable
length
of
time
and
another
unit
not
substituted,
it
is advisable
to cover
the
mounting
pad
to
prevent
damage
caused
by
foreign
matter.
7-12.
INSTALLATION
OF
PROPELLER
GOVERNOR.
a.
Clean
the
mounting
pad
thoroughly,
making
very
certain
that
there
are
no
foreign
particles
in the
recess
around
the
drive
shaft.
b.
Place
the
governor
mounting
gasket
in position
with
the
raised
portion
of
the
screen
facing
away
from
the
engine.
c.
Align
the
splines
on
the
governor
shaft
with
the
engine
drive
and
slide
the
governor
into
position.
Revised:
7/29/77
POWER
PLANT
2E21
PIPER
CHEROKEE
SIX
SERVICE
MANUAL