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 from gear box of right leg assembly and to crank shaft
extension.
Remove coupling and crank
shaft
exten-
Remove coupling from extension.
sion.
(4)
From
a
position
behind
welded
brackets
which
mount
gear box end of leg assemblies to chassis frame, re-
move two hex-head bolts and locknuts which secure
connecting
shaft
to
operating
screw
drive
shafts
of
each leg assembly.
(5) Remove 8 hex-head bolts, hex nuts, and lockwashers
(fig. 46) which secure left leg assembly to bracket
welded to chassis frame.
Slide leg assembly outward
until operating screw drive shaft in gear box is clear
o f chassis frame and brackets. R e m o v e c o n n e c t i n g s h a f t
from chassis frame.
(6)
Remove
seven
hex-head
bolts,
hex
nuts,
and
lockwras-
ers (fig. 46) which secure right leg assembly to bracket
Slide leg assembly outward
welded to chassis frame.
until operating screw drive shaft in gear box is clear
Remove leg assembly.
of chassis frame and bracket.
69.
Landing Gear Installation
a. Installation of Landing Gear Leg Assemblies.
(1)
Position
right
leg
assembly
by
inserting
operating
screw drive shaft, extending from gear box of leg
assembly
through
openings
in
bracket
welded
to chassis frame. Secure leg assembly to bracket with
seven 5/8 x 2 hex-head bolts, 5/8-inch lockwashers,
and
5/8-inch
hex
nuts
46).
(2)
Install
connecting
shaft
to
operating
screw
drive
shaft.
(3) Position left leg assembly by inserting operating screw
drive shaft, extending from gear box of leg assembly,
through openings in bracket welded to chassis frame,
engaging
end
of
connecting
shaft.
Secure
leg
assem-
bly `to bracket with eight 5/8 x 2 hex-head bolts, 5/8-
inch lockwashers, and 5/8-inch hex nuts.
(4) Secure connecting shaft to ends of each operating screw
drive shaft by alining holes in shafts and installing
two 3/8 x 13/4 hex-head bolts and 3/8-inch locknuts.
(5) Assemble crank shaft coupling to crank shaft exten-
Position crank shaft coupling, with extension
sion.
shaft attached, on end of crank shaft extending from
gear box of right leg assembly. Aline holes in shafts
and
coupling
and
install
two
3/8
x
13/4
hex-head
bolts and two 3/8-inch locknuts.
TAGO 1321B
106
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