Cessna 182 1978 - Cracks; Cabin Doors; Cabin Door Weatherstrip; Door Latches

MODEL
182
& T182
SERIES
SERVICE
MANUAL
a. Wrap
a piece of
No. 320 (or finer)
sandpaper
or each
side of surface,
and inserting
small bolts
abrasive cloth around
a rubber pad or a wooden
through wood
and plastic. A cushion
of sheet rubber
block. Rub
surface around scratch
with a circular
or aircraft fabric should
be placed between wood
and
motion, keeping
abrasive constantly
wet with
clean plastic
on both sides.
water
to
prevent
scratching
surface
further.
Use
minimum pressure and
cover an area large enough 3-25.
CABIN DOORS. (See figure 3-3.)
to prevent
formation
of "bull's
eyes"
or other
optical
distortions.
3-26.
REMOVAL
AND INSTALLATION.
Removal
of
hinge
pins, attaching
hinges
and door
stops.
If per-
Do not
use a
coarse
grade of
abrasive.
manent
hinge
pins
are removed,
they may
be replaced
Number
320
is of maximum
coarseness,
with
clevis
pins, secured
with
cotter
pins, or
new
hinge pins
may
be installed
by
inserting
pin
through
b. Continue
sanding
operation,
using
progressively
both
hinge halves,
and
chucking
a rivet set
in a hand
finer
grade abrasives until
scratches disappear.
drill, hold one
end of pin and form a
head on opposite
c. When scratches have
been removed, wash
area end. Reverse
pin and repeat process.
When fitting a
thoroughly
with clean water
to remove
all gritty
new door that
is not bonded,
some trimming
of door
particles.
The entire
sanded area will
be clouded
skin at edges,
and some
reforming with
a soft mallet
with minute
scratches, which must
be removed to
may be necessary to achieve
a good fit. Reforming
restore
transparency.
of bonded
door
flange
by striking
with a
soft mallet,
d.
Apply
fresh tallow
or
buffing
compound
to a
etc. is
NOT permissible,
due
to possible
damage
to
motor-driven
buffing
wheel.
Hold
wheel
against
bonded
areas.
plastic
surface,
moving
it
constantly
over
damaged
area
until cloudy
appearance disappears.
A 2000-
3-27.
CABIN DOOR
WEATHERSTRIP.
A hollow,
foot-per-minute
surface
speed is recommended
to
fluted-type,
rubber weatherstrip
is cemented
around
prevent
overheating and
distortion. (Example:
750
all edges of
the cabin door.
When replacing
weather-
rpm polishing
machine with a 10-inch
buffing bonnet.)
strip, ensure that contact
surfaces are clean
and dry.
Cut
new weatherstrip
to length
using
old weatherstrip
NOTE
as a guide.
Cut small notch in butt ends of new wea-
therstrip
to allow
for drainage.
Position
splice
with
Polishing can
be accomplished
by
hand, but
notch
at door
low point
and apply a
thin, even
coat of
will
require a
considerably
longer period
of
EC-1300L
adhesive
(3-M Company)
or
equivalent
to
time to attain
the same result
as produced
both
surfaces. Allow
to dry until
tacky before
press-
by a
buffing
wheel.
ing
into
place on
door.
Do not
stretch
weatherstrip
around
door
corners.
e.
When buffing
is finished,
wash
area thoroughly,
and
dry with
a soft,
flannel
cloth.
Allow
surface
to
3-28.
WEDGES.
Thru
18267715,
wedges
are
instal-
cool,
and
inspect
area,
to determine
if full
trans-
led at
the upper
forward
edge of
the door
to aid
in pre-
parency
has
been
restored.
Apply
a
thin coat
of
venting
air leaks
at
this point.
Several
attaching
holes
hard
wax,
and polish
surface
lightly
with a
clean
are located
in the
wedges.
Holes
giving
best
results
flannel
cloth.
should
be
selected.
NOTE
3-29.
DOOR
LATCHES.
(Thru
18267715.)
(See
figure
3-4.)
Rubbing
plastic
surface
with a
dry cloth
will
build
up an
electrostatic
charge
3-30.
DESCRIPTION.
The
cabin
door
latch
is a
push-
which
attracts
dirt
particles,
and may
pull bolt
type,
utilizing
a
rotary
clutch
for
positive
eventually
cause
scratching
of surface.
bolt
engagement.
As the
door
is closed,
teeth
on un-
After
wax
has
hardened,
dissipate
this
derside
of bolt
engage
teeth
on
clutch.
The clutch
charge
by
rubbing
surface
with
a slightly
gear rotates
in
one direction
only and
holds
door un-
damp
chamois
cloth.
This
will
also re-
til handle
is moved
to
LOCK
position,
driving
bolt
move
dust particles
which have
collected
into slot.
while
wax is
hardening.
3-31.
ADJUSTMENT.
Vertical
adjustment
of the
ro-
f. Minute
hairline
scratches
can often
be removed
tary
clutch
is afforded
by
slotted
holes which
ensures
by rubbing
with
commercial
automobile
body cleaner,
sufficient
gear-to-bolt
engagement,
and proper
align-
or fine-grade
rubbing
compound.
Apply with
a soft,
ment.
The extension
or retraction
of the
bolt (2)
is
clean,
dry cloth
or
imitation
chamois.
controlled
by
adjusting
bolts
(10)
in the
slotted
holes.
Loosen
screws
sufficiently
to
move
latch
base
forward
3-24.
CRACKS.
(See
figure
3-1.)
on
the door
to retract
bolt, and
aft
to extend
bolt.
a. When
a crack
appears,
drill
a hole
at end
of
crack
to
prevent
further
spreading.
Hole
should
be
approximately
1/8-inch
in
diameter,
depending
on
length
of crack
and
thickness
of material.
b.
Temporary
repairs
to flat
surfaces
can
be
accomplished
by
placing
a thin
strip
of wood
over
Revision
1 3-5