Mooney M20K - General; Spinner Dome and Propeller Removal

MOONEY
AIRCRAFT
CORPORATION
M20K
SERVICE
AND
MAINTENANCE
MANUAL
61-00-00
GENERAL
61-00-10
SPINNER
DOME
AND
PROPELLER
REMOVAL
The
propeller
is
a
constant
speed
type
which
operates
by
oil
pressure
opposing
natural
centrifugal
~wisting
1.
Spinner
dome
removal
(if
necessary).
moment
of
rotating
blades
and
force
of
a
spring
tin
McCauley
propellers)
to
obtain
correct
pitch
for
the
NOTE
selected
engine
load.
Engine
lubricating
oil
is
supplied
h
is
not
necessary
to remove
spinner
when
to
a
power
piston
in
propeller
hub
through
the
propeller
removing
propeller
assembly,
shaft.
The
amount
and
pressure
of oil
supplied
(0-300
PSI)
is
controlled
by
an
engine
driven
govemor.
A.
Remove
14
screws
and
fiber
washers
(1)
from
Govmor
oil
pressure
acting
on
a
piston
land
spring)
increase
propeller
blade
pitch,
thus
decreasing
engine
aff
spinner
bulkhead
assembly
(2)
and
4
screws
(3)
RPM,
As
governor
oil
pressure
is
reduced,
centrifugal
from
each
doubler
plate
(4).
(Reference
Figure
61-1).
twisting
moments
and
spring
force
on
propeller
blades
B.
Pull
doubler
plates
from
behind
propeller.
decrease
propeller
blade
pitch
and
increase
RPM.
C.
Carefully
pull
spinner
dome
(5)
forward
to
clear
Propeller
overhaul
shall
coincide
with
engine
overhaul,
propeller
and
hub
(6).
but
interval
between
overhauls
shall not
exceed
1500
hours
(McCauley)
or
2000
hours
(Hartzell).
Refer
to
NOTE
propeller
manufacturers’
overhaul
manual
for
complete
Forward
spinner
bulkhead
(7)
is
riveted
to
maintenance
action
and
time
limits,
spinner
dome
and
need
not
be
removed
except
for
repair
of
spinner
or
bulkhead.
NOTE
Approved
propeller
shops
ONLY
are
authorized
for
overhaul
or
major
repairs
to
these
2.
Propeller
removal.
propellers.
Refer
to
Federal
Aviation
A.
Loosen
nuts
(8)
attaching
propeller
to
engine
Regulations,
Part
43,
(FAR
43)
and
Federal
crankshaft
(9)
propeller
flange
about
1/4
inch
and
pull
Aviation
Agency
Advisory
Circular
No,
43.13
propeller
forward.
for
the
definition
of
major
or
minor
repairs
or
alternations
and
who
may
accomplish
them,
h
lo
e
1´•I
SPINNER
DOME
AND
PROPELLER
REMOVAL
FIGURE
61
-1
61-00-00
OLDWILLWAYNE