Cessna 177 SERIES Service Manual

°~^ ~NOTE
13
Shaded pulleys are used c 14
12 W
^"v
^
in this
system
only.
3
9 13
113
Detail
C
8
017
g1819 -17 \i Detail D X_ 25
6 26-~5k
/
,
/ ?
** Castellated
nut and
pin beginning
Safety wire these items. -)/ D 'with aircraft serial 17701483.
/ 24
**-* „/'<~"*'/'"26
REFER TO
FIGURE
-9
REFER TO FIGURE 9-3 , - \ Detail E
FOR
ACTUATOR
(21)
DETAIL 2
*r Guard (18)
is installed
on aircraft
serial
17701164
Pins are installed
beginning with aircraft
serial 17701165
OBeginning
with aircraft serial
17701165
Figure 9-1.
Stabilator Trim System
(Sheet 2 of 2)
b. Disassemble
actuator assembly as illustrated
c. Inspect all component parts for obvious
indica-
in figure 9-3 as follows:
tions of damage
such as stripped threads, cracks,
1.
Remove retaining rings (12) from
actuator deep nicks and
dents.
assembly and slide actuator bracket (index
20, d. Check bearings (2 and 9),
screw (5) and threaded
figure 9-1)
from housing (7).
rod end (10) for
excessive wear and scoring.
2. Using suitable punch and
hammer, remove Dimensions
of the parts are as follows:
groov
pins (4) securing
sprocket (1) to
screw (5) and
BEARING
(2)
remove
sprocket from screw.
INSIDE
DIAMETER
0.373" MIN.
3. Unscrew threaded rod end (10) and
remove INSIDE DIAMETER
0. 380" MAX.
rod end from actuator.
4. Remove groov pins (6) securing bearings BEARING (9)
(2 and 9) at the housing ends.
INSIDE DIAMETER
5. Lightly tap screw (5) in the opposite
direc- SMALL HOLE
0. 248" MIN.
tion from sprocket end,
remove bearing (9), O-ring
SMALL HOLE 0.253" MAX.
(8) and collar (3).
LARGE HOLE
0. 373" MIN.
6. Lightly tap screw (5) toward the sprocket LARGE HOLE 0. 380" MAX.
end of housing, remove bearing (2) and collar (3).
THREADED
ROD END (10)
9-7B.
CLEANING, INSPECTION AND REPAIR.
OUTSIDE DIAMETER
(Refer to figure 9-3.) (SHANK) 0.242" MIN.
a. DO NOT remove bearing (11) from threaded rod 0. 246" MAX.
end
(10) unless replacement
of bearing is necessary.
b. Clean all component parts, except bearing (11), SCREW (5)
by washing in Stoddard solvent or equivalent. Do not OUTSIDE DIAMETER 0. 367" MIN.
clean
sealed bearing (11).
0. 370" MAX.
9-4 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)