Cessna 182 1978 - Engine Mount Details

MODEL
182 &
T182
SERIES
SERVICE
MANUAL
o.
Be
sure
all switches
are
in
the
OFF
position,
good
condition
and
installed
correctly.
The
vertical
and
connect
battery
cables.
seals
must
fold
forward
and
the
side
seals
must
fold
p.
Rig
engine
controls
in
accordance
with
para-
upwards.
Removal
and
installation
of
the
various
graphs
11A-67.
11A-68.11A-69
and 11A-71).
baffle
segments
is
possible
with
the
cowling
removed.
q.
Inspect
engine
installation
for
security.
correct
Be
sure
that
any
new
baffles
seal
properly.
routing
of
controls.
lines,
hoses
and
electrical
wir-
ing,
proper
safetying
and
tightness
of all
components.
11A-28.
CLEANING
AND
INSPECTION.
The
engine
r. Install
engine
cowling
in
accordance
with
para-
baffles
should
be cleaned
with
a
suitable
solvent
to
graph
11A-3.
Rig
cowl
flaps
in accordance
with
remove
oil
and
dirt.
paragraph
11A-9.
s.
Perform
an
engine
run-up
and
make
final
adjust-
NOTE
ments
on the
engine
controls.
The rubber-asbestos
seals
are oil
and grease
11A-23.
FLEXIBLE
FLUID
HOSES.
resistant
but
should
not
be
soaked
in
solvent
for long
periods.
11A-24.
LEAK
TEST.
Refer
to
Section
2
for leak
test interval.
Perform
leak
check
as
follows:
a.
Examine
the
exterior
of hoses
for evidence
of
leakage
or wetness.
Inspect baffles
for cracks
in metal and
for loose
b.
Hoses found leaking
should be replaced.
and/or
torn seals. Repair or
replace any
c. Refer to paragraph
11-17
for detailed inspection
defective
parts.
procedures
for flexible
hoses.
11A-29.
REMOVAL
AND
INSTALLATION.
Removal
11A-25.
REPLACEMENT.
and
installation
of
the various
baffle
segments
are
a.
Hoses should not be twisted
on installation.
possible with the
cowling removed. Be
sure that any
Pressure
applied to a
twisted hose may
cause failure
replaced
baffles and seals
are installed
correctly and
or
loosening
of the nut.
that they
seal to
direct the
airflow
in the correct
b.
Provide as
large a bend
radius as possible.
direction.
Various
lines,
hoses, wires
and controls
c.
Hoses should
have a minimum
of one-half inch
are
routed through
some baffles.
Make sure that
clearance
from other
lines,
ducts, hoses
or surround-
these
parts are
reinstalled
correctly
after
installa-
ing objects or be butterfly clamped to them. tion of baffles.
d.
Rubber
hoses
will take
a permanent
set
during
extended
use in service.
Straightening
a
hose with a
11A-30.
REPAIR.
Repair
of an individual
segment
bend having a permanent
set will result
in hose crack- of engine
baffle is generally
impractical, due to the
ing. Care should be taken
during removal so that hose small size and
formed shape of the part, replacement
is not bent excessively,
and during reinstallation to is
usually more economical. However, small cracks
assure hose is returned
to its original position.
may be stop-drilled
and a reinforcing
doubler install-
e.
Refer to AC 43.13-1.
Chapter 10, for additional
ed. Other repairs
may be made as
long as strength
installation
procedures
for flexible
fluid hose
assem-
and cooling
requirements
are met.
Replace
sealing
blies.
strips
if they do not seal
properly.
11A-26.
ENGINE
BAFFLES.
11A-31.
ENGINE
MOUNT.
(Refer
to figure 11A-3.)
11A-27.
DESCRIPTION. The
sheet metal baffles
11A-32. DESCRIPTION.
The engine mount
is com-
installed on
the engine direct the flow
of air around
posed of sections of steel
tubing welded together
and
the cylinders
and other
engine components
to provide
reinforced
with gussets.
The mount
is fastened to
optimum
cooling.
These baffles incorporate
rubber-
the fuselage
at four points.
The engine
is attached to
asbestos composition
seals
at points
of contact
with
the engine
mount with
shock-mount
assemblies
which
the engine
cowling and other
engine components
to
absorb engine
vibrations. Each
engine mount
pad has
help confine
and direct the airflow
to the desired area.
a small hole for
a locating pin which serves
as a
It is very
important that
the baffles and
seals are in
locating
dowel for the
engine shock-mounts.
1.
Bolt
5.
Nut
3
Figure
11A-3. Engine
Mount Details
11A-12