EasyManuals Logo

Cessna 177 SERIES Service Manual

Cessna 177 SERIES
430 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #158 background imageLoading...
Page #158 background image
ing
removed.
Be
sure
that
any
new
baffles
seal
prop-
NOTE
erly.
Do
not
clean the
rubber
pads and
dampener
11-25.
CLEANING
AND
INSPECTION.
The
engine
assembly
with
any
type
of
cleaning
solvent.
baffles
should
be cleaned with
a
suitable solvent
to
remove
oil
and
dirt.
Inspect
the
metal
parts
for
cracks
and
excessive
wear
due
to
aging
and
deterioration.
Inspect the
NOTE
rubber
pads
for
separation
between the pad and
metal
backing,
swelling,
cracking
or
a
pronounced
set
of
The
rubber-asbestos
seals
are
oil and
grease
the
pad.
Install
new
parts
for
all
parts
that
show
resistant
but
should
not
be
soaked
in
solvent
evidence
of
wear
or
damage.
for
long
periods.
11-33.
ENGINE
OIL SYSTEM.
Inspect
baffles
for
cracks
in
the
metal
and
for
loose
and/or
torn
seals.
Repair
or
replace
any
defective
11-34.
DESCRIPTION.
The
lubricating
system
is
parts.
of
the
full
pressure,
wet
sump
type. The
main
bear-
ings,
connecting
rod
bearing,
camshaft
bearings,
11-26.
REMOVAL
AND
INSTALLATION.
Removal valve
tappets
and
push
rods,
are lubricated
by
posi-
and
installation
of
the
various
baffle
segments
is
pos-
tive
pressure.
The
pistons,
piston
pins,
cams,
cyl-
sible
with
the
cowling
removed.
Be
sure
that
any
re-
inder
walls,
valve
rockers,
valve
stems
and
other
placed
baffles
and
seals
are
installed
correctly
and
internal
moving
parts
are
lubricated
by
oil
collectors
that
they
seal
to
direct
the
airflow
in the
correct
di-
and
oil
spray.
The
pump,
which
is
located
in the
ac-
rection.
Various
lines,
hoses,
wires
and
controls
cessory
housing,
draws
oil
through
a
drilled
passage
are
routed
through
some
baffles.
Make
sure
that
leading
from
the
suction
screen
located
in
the
sump.
these
parts
are reinstalled correctly
after
installa-
From
the
pump,
the
oil
enters
a
drilled
passage
to
a
tion
of
baffles.
threaded
connection
and
through
a
flexible
hose
to
the
cooler.
Pressure
oil
from
the
cooler
returns
through
11-27.
REPAIR.
Repair
of
an
individual
segment
of
a
flexible
hose to
a
threaded
connection
on
the
acces-
engine
baffle
is
generally
impractical,
since,
due to
sory
housing.
From
there
the
oil
flows
through
a
the
small
size
and
formed
shape
of
the
part,
replace-
drilled
passage
to
the
pressure
screen
which
is
con-
ment
is
usually
more
economical.
However,
small
tained
in
a
cast
chamber
mounted
on
the
accessory
cracks
may
be
stop-drilled
and
a
reinforcing
doubler
housing.
If
cold oil
or obstruction
should
restrict
installed.
Other
repairs
may
be
made
as
long
as
the
flow
through
the
cooler,
a
cooler
bypass
valve
is
strength
and
cooling
requirements
are
met.
Replace
provided
to
pass
the
pressure
oil
directly
from
the
sealing
strips
if
they
do
not
seal
properly.
pump
to-the
pressure
screen.
The
oil
is
then
filtered
through the
pressure
screen
chamber
and
fed
through
11-28.
ENGINE
MOUNT.
(Refer
to
figure
11-2.)
a
drilled
passage
to
the
pressure
relief
valve
which
is
located
in
the
upper
right
side
of
the
crankcase
for-
11-29.
DESCRIPTION.
The
engine
mount
is
com-
ward
of
the
accessory
housing.
This
relief
valve
posed
of
sections
of
steel
tubing
welded
together
and
regulates
the
engine
oil
pressure
by
allowing
exces-
reinforced
with
gussets.
The
mount
is
fastened
to
sive
oil
to
return
to the
sump,
while
the
balance
of
the
fuselage
at
four
points.
The
engine
is
attached
the
pressure
oil
is
fed to
the
main
oil
gallery
in the
to
the engine mount
with
shock-mount
assemblies
right
half
of
the
crankcase.
The
oil
is
distributed
which
absorb
engine
vibrations,
from
the
main
gallery
by
means
of
a
separate
drilled
passage
to
each
main
bearing
of
the
crankshaft.
The
11-30.
REMOVAL
AND
INSTALLATION.
Removal
drilled
passages
to
the
bearings
are
located
in
such
of
the
engine
mount
is
accomplished
by
removing
the
a
manner
as
to
form
an
inertia
type
filter,
thus
en-
engine
as
outlined
in
paragraph
11-14,
then
removing
suring
that
only
the
cleanest
oil
will
reach
the bear-
the
engine
mount
from
the
firewall.
On
reinstallation
ings.
Drilled
passages
from
the
rear
main
bearing
torque
the
mount-to-fuselage
bolts
to
160-190
lb-in.
supply
pressure
oil
to
the
crankshaft
idler
gears.
Torque
the
engine-to-mount
bolts
to
450-500
lb-in.
Angular
holes
are
drilled
through
the
main bearings
to
the rod
journals
where
sludge
removal
tubes
are
11-31.
REPAIR.
Repair
of
the
engine
mount
shall located.
Oil
from
the
main
gallery
also
flows
to
the
be
performed
carefully
as
outlined
in
Section
18.
cam
and
valve
gear
passages
and
then
is
conducted
The
mount
shall
be
painted
with
heat-resistant
black
through
branch
passages
to
the
hydraulic
tappets
and
enamel
after
welding
or
whenever
the
original
finish
cam
shaft
bearings.
Oil
travels
out
through
the
hol-
has
been
removed.
This
will
prevent
corrosion.
low
push
rods
to
the
valve
rocker
bearings
and
valve
stems.
Residual
oil
from
the
bearings,
accessory
11-32.
ENGINE
SHOCK-MOUNT
PADS.
(Refer
to
drives
and
rocker
boxes
flows
by
gravity
to
the
sump
figure
11-2.)
The
bonded
rubber
and
metal
shock-
where
it
passes
through
the suction
screen
and
is
re-
mounts
are
designed
to
reduce
transmission
of
en-
circulated
through
the
engine.
The
oil
cooler
is
con-
gine
vibrations
to
the
airframe.
The
rubber
pads
trolled
by
a
thermostatically
controlled valve.
An
should
be
wiped
clean
with
a
clean
dry
cloth.
external, replaceable
element
full-flow
oil
filter
may
be
installed.
This
external
filter
replaces
the
pres-
sure
oil
screen
when
installed.
11-12
Chang2
2

Table of Contents

Other manuals for Cessna 177 SERIES

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Cessna 177 SERIES and is the answer not in the manual?

Cessna 177 SERIES Specifications

General IconGeneral
ManufacturerCessna
Engine TypePiston
Wingspan35 ft 6 in (10.82 m)
Seating Capacity4
Number Built4, 295
EngineLycoming O-360
Horsepower180 hp
Maximum Takeoff Weight2, 500 lb (1, 134 kg)

Related product manuals