Cessna 177 SERIES Service Manual

SHIM
POSITION OF
CORRECTION IMPOSED
ON WHEEL
PART
THICKEST CORNER
NO.
OR EDGE OF
SHIM TOE-IN
TOE-OUT
POS.
CAMBER
NEG CAMBER
0541157-1 AFT .06" - ---- 003'
FWD
---- .06" 0°3
'
---
0541157-2
UP
.006"---
0°30
'
---
DOWN
---- .006" ----
0030
'
0541157-3
AFT
.12"-
----
0°7
'
FWD
---- .12"
0°7' ----
0541111-2
UP & FWD
----
.15"
250
'
---
UP & AFT .23" ---- 2029
'
---
DOWN & FWD ---- .23" ---- 2°29
'
DOWN & AFT .15" - --- ---- 2°50
'
0441139-5 UP & FWD
---- .11"
0025' -- __
UP & AFT .12" ---- 0011' -__
DOWN & FWD ---- .12" ---- 0°11
'
DOWN & AFT .11" ---- ---- 0°25
'
0441139-6 UP & FWD ---- .22" 0050
'
----
UP & AFT .24"
---- 0°22
'
----
DOWN & FWD ---- .24" ---- 0022
'
DOWN &
AFT
.22"
----
----
0o50
'
1241061-1 UP & FWD .03" ---- 250
'
----
UP & AFT .06" ---- 2049
'
---
DOWN & FWD ---- .06" ---- 2049
'
DOWN & AFT ---- .03" ---- 2°50
'
Figure 5-5. Wheel Alignment (Sheet 2 of 2)
5-12. MAIN WHEEL INSTALLATION. NOTE
a.
Place wheel
assembly on axle.
b. Install axle nut and tighten until a slight
bearing When removing axle from
spring strut fitting,
drag is obvious when the wheel
is rotated. Back off note number and
position of the wheel align-
nut to nearest castellation
and install cotter pin. ment
shims. Mark these shims or tape them
c. Place brake
back plate in position and secure
together carefully so they can be reinstalled
with bolts and washers. Safety wire the bolts. in exactly the same position to ensure wheel
d. Install hub cap.
Install speed fairing, if used,
alignment is not disturbed.
as outlined
in paragraph
5-7.
5-14. MAIN
WHEEL AND AXLE
INSTALLATION.
CAUTION a. Secure axle and brake components to spring
strut fitting, making
sure that wheel alignment
shims
Always check scraper-to-tire clearance
after and speed fairing mounting
plate (if used) are rein-
installing speed fairings, whenever a tire has stalled in their original position.
been changed, and whenever scraper adjust- b. Install wheel assembly on axle in accordance
ment has been disturbed, If the aircraft is with paragraph 5-12.
flown from surfaces with mud, snow, or ice, c. Connect hydraulic brake line to brake cylinder.
the fairings should
be checked to make sure d.
Fill and bleed affected brake system in accord-
there is no accumulation
which could prevent
ance
with paragraph 5-59.
normal wheel rotation. Refer to paragraph e. Install speed fairing (if used) in accordance with
5-7 for correct
scraper-to-tire clearance.
paragraph 5-7.
5-13. MAIN WHEEL AND AXLE REMOVAL. 5-15. MAIN WHEEL ALIGNMENT. Correct main
a. Remove speed fairing in accordance with para- wheel alignment is obtained through the use of taper-
graph
5-7.
ed shims between the flange of the strutfitting
and
b. Remove wheel in accordance with paragraph 5-8. the flange of the axle. See figure 5-5 for procedure
c. Disconnect, drain, and plug or cap the hydraulic to use in checking wheel alignment. Wheel shims
brake line at
the brake cylinder.
and the correction imposed
on the wheel by the
var-
d. Remove four nuts, washers, and bolts securing ious shims, are listed in the illustration.
axle
and brake components
to strut fitting.
Change 6 5-9

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)