Quantcast Assembly of Landing Gear Left Leg Assembly.

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M-Crankshaft coupling 8380972
A-5/8 x 2 hezx-hd bolt 428691
B-Right leg assembly 8700958
N-Extension shaft 8380971
C5/8-in. Iockwasher 131059
P-Handcrank holder 8380973
Q-Operating handcrank assy 8376602
D-5/8-in. hex nut 124589
R-Extension bracket assy 8380975
E-3/8 x 13/4 hex-hd bolt 428445
1-Bushing 7520707
F-Connecting  shaft  8380974
2-Extension bracket 8701082
GLeft leg assy 8700957
H-U-bolt assy 8730460
S-1/2 x 2 cap screw 122408
T-1/2-in. lockwasher 120384
J-9/16-in. lockwasher 120898
U-Lubricating fitting 504208
K-9/16-in. hex nut 124634
451009
L-i
F i g u r e 6 1 - Continued.
Clean
remove burs with fine file and finish with fine abrasive.
and inspect all exterior surfaces for chipped paint. Scrape loose
paint to metal and repaint.  Check lubrication fittings for service-
ability.  If  bushings  (J)  show  signs  of  wear,  replace.
d.
Assembly
of
Landing
Gear
Left
Leg
Assembly.
N o t e . The
key
letters
noted
in
parentheses
are
in
(1)
Install  lubrication  fittings  (V)  in  tube  collar  and  gear
housing of upper leg. Position shoe (T) over mounting
hole in connector welded to bottom of lower leg (N).
Aline holes in shoe with connector mounting hole and
install  shoe  pin  (Q).
Place  a  9/16-inch  plain  washer
(R)
on
each
end
of
shoe
pin
(Q)
and
install
x
4  hex-head  bolt  (S)  through  pin.  Secure  bolt  with
-inch  locknut  (U).
Install  two  1/8-inch  pipe  plugs
(P)
in
tapped
holes
in
cylindrical
surface
of
lower
leg.
Slide
elevator
nut
(M)
into
top
of
lower
leg
until two openings in sides of nut aline with two open-
From  a  position  inside
ings in sides of lower leg.
elevator
nut,
install
two
shoulder
pins
(L),
smaller
diameter ends first, through openings in nut and leg.
Screw operating screw (GG) into installed elevator nut
until screw is fully installed in lower leg. Press lower
roller
bearing
(K)
on
operating
screw
until
bearing
seats on top surface of elevator nut.
Slide  lower  leg
into upper leg, keeping groove in side of lower leg
alined
with
gib
mounting
hole
in
collar
of
upper
leg.
Install
bearing
cup  of  upper  roller  bearing  (H)  on
Press  upper  roller  bearing  (H)
seat  in
housing.
on  end  of
operating
screw
extending
into
gear
hous-
ing
portion
of
upper
leg
to
seat
in
bearing
cup.
(2)
Install  gib  (X)  in  opening  in  collar  of  upper  leg  to
seat in groove in side of lower leg. Secure gib with
gib  plug  (W)  and  2  -inch  cotter  pin  (FF).  Install
0.812 x 0.250 key (EE) in keyway of operating screw.
TAGO 1321B
141



 


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