Cessna 177 SERIES Service Manual

q. Attach
a hoist to the lifting eye at the top center
NOTE
of the engine crankcase.
Lift engine
just enough to
relieve the weight from the engine mounts. Avoid excessive flexing and sharp bends
when
examining
hoses for stiffness.
CAUTION
. Refer
to Section 2
for replacement intervals
for
Place a suitable stand under the tail tie-down flexible fluid carrying hoses in the engine compart-
ring before
removing engine. The
loss of ment.
engine weight will cause the aircraft to be
f. For major engine repairs,
refer to the manu-
tail heavy.
facturer's overhaul
and repair manual.
r. Remove bolts attaching engine
to engine mount 11-18. BUILD-UP.
Engine build-up consists of in-
and slowly
hoist engine and pull it forward. Check-
stallation of parts, accessories and components
to
ing for any items which would interfere with the en- the basic engine to build up an engine unit ready for
gine
removal. Balance the
engine by hand and care-
installation
on the aircraft. All safety
wire, lock-
fully guide the disconnected
parts out as the engine
washers,
nuts, gaskets and rubber
connections should
is removed.
be new parts.
11-15.
CLEANING. Refer to Section
2 for cleaning
11-19. INSTALLATION.
Before installing
the engine
of the engine.
on the aircraft, install
any items which were removed
from the engine or aircraft after the engine was re-
11-16. ACCESSORIES REMOVAL. Removal of en- moved.
gine accessories
for overhaul or for
engine replace-
ment involves stripping
the engine of parts, acces-
NOTE
series and components
to reduce it to the
bare engine.
During
the removal process, removed items should
Remove all protective covers,
plugs, caps
be examined carefully
and defective parts should be and
identification tags as each item is con-
tagged for repair or replacement with new compo- nected or installed. Omit any items not
nents.
present
on a particular engine installation.
NOTE a. Hoist the engine to a point near the engine mount.
b. Install engine shock-mount pads as illustrated in
Items easily
confused with similar items
figure 11-2.
should be tagged
to provide a means
of
c. Carefully lower engine
slowly into place
on the
identification when being installed on a engine mount. Route controls, lines, hoses and
new engine.
All openings exposed by the wires
in place as the engine is positioned on the
en-
removal
of an item
should
be closed
by
gine mount.
installing a suitable cover or cap over
the opening.
This will prevent
entry of
NOTE
foreign material. If suitable covers are
not
available, tape may
be used to cover
Be sure
engine shock-mount
pads, spacers
the openings.
and washers are in place
as the engine is
lowered into position.
11-17. INSPECTION. For specific items to be in-
spected, refer to
the engine manufacturer's
manual. d.
Install engine mount
bolts, washers and nuts,
a. Visually
inspect the
engine for loose
nuts, bolts,
then remove
the hoist and tail
support stand.
Torque
cracks and fin
damage.
bolts
to 450-500 lb-in.
b. Inspect
baffles, baffle
seals and
brackets
for
e. Route
throttle, mixture,
propeller
and
carbur-
cracks, deterioration
and breakage.
etor heat controls
to their respective
units and
con-
c. Inspect all
hoses for internal
swelling,
chafing
nect. Secure
controls in position
with clamps.
through protective plys, cuts, breaks, stiffness
damaged threads and
loose connections. Excessive
NOTE
heat on hoses will cause them to become brittle and
easily broken. Hoses and lines are most likely to Throughout the aircraft fuel system, from the
crack or break near the end fittings
and support fuel bays to the
carburetor, use NS-40 (RAS-4)
points. (Snap-On-Tools Corp., Kenosha, Wisconsin),
d. Inspect for color bleaching
of the end fittings or MIL-T-5544
(Thread Compound Antiseize,
severe discoloration of the hoses. Graphite Petrolatum), USP Petrolatum or
engine
oil as a thread
lubricator or to seal
a
11-10 Change 6

Cessna 177 SERIES Specifications

General

Manufacturer	Cessna
Engine Type	Piston
Wingspan	35 ft 6 in (10.82 m)
Seating Capacity	4
Number Built	4, 295
Engine	Lycoming O-360
Horsepower	180 hp
Maximum Takeoff Weight	2, 500 lb (1, 134 kg)