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TRANSMlSSl0N-R-SPEED MANUAL
21 -9
tightening the attaching screws.
(9) Slide the steering column lower seal up to the
bottom end of the column jacket, and force the outer
lip of the seal into position around the flanged lower
end of the column jacket and shift tube assembly (Fig.
13).
(10) With the master splines in the steering wheel
hub and steering shaft aligned, place the steering
wheel on the steering shaft.
(11) Install the steering wheel retaining washer and
nut. Tighten the steering wheel nut to 24 foot pounds
torque.
(12) Install any horn switch parts previously re-
moved from the steering wheel, and install the horn
button or horn ring.
NOTE: On AV-1, AV-2 Models equipped with a horn
button, place the
" 0
ring in the groove in the horn
button, and snap it into place in the steering wheel
(or horn ring) (if so equipped).
GEARSHIFT INTERLOCK-TAXI
ONLY
(A-745 Transmission)
Assembly
Wig.
181
(1) After installation of the transmission levers,
shift the transmission into neutral.
(2) Install the pawl lever with the anti-rattle wash-
ers and retaining clip.
(3) Assemble the pawl to the pawl lever, leaving
the attaching bolts loose.
(4)
Rotate the pawl forward into
full
engagement
with the low-reverse lever pawl slot.
(5) Position the pawl to provide equal clearance
with the pawl slot on both sides of the pawl.
(6) Tighten the two pawl bolts to 200 inch-pounds.
Linkuge Adjustment
(1) With the transmission in the vehicle, the clutch
linkage installed and adjusted, make sure the clutch
pedal is in the full returned position and the trans-
mission is in neutral.
(2) Install the interlock rod with anti-rattle wash-
ers and clips leaving the sliding adjustment bolt
loose.
(3) Rotate the pawl lever forward to bottom the
pawl in the transmission low-reverse lever pawl slot.
Then tighten the sliding clamp bolt to 100 inch-
pounds.
CAUTION: Do not pull the interlock rod back-
wards against the fork pull back spring load during
this adjustment.
To determine
if
the linkage has been properly ad-
justed, perform the following two checks with the en-
gine
not
running.
(4) Shift the transmission in normal manner with
the clutch disengaged from neutral to first, and from
neutral to reverse engaging the clutch when in gear.
If operation is not normal, readjust the pawl and link-
age.
\
TRANSMISSION
4
'PIVOT
PIN
SPRING WASHER
-PLAIN
WASHER
-
\ ' % Z & / - C L l P
PAWL LEVER
\
\
\PAWL
BOLT AND WASHER(2)
63 X 781A
LOW AND REVERSE LEVER
Fig. 18-Gearshift
Interlock
(5) Disengage the clutch. Shift the transmission
half-way between neutral and first. Let out the clutch
pedal. The interlock when properly adjusted should
allow the pedal to return to about 5" from the fully
returned position.
REAR OIL SEAL
Removul
(1) Disconnect propeller shaft at the transmission
flange and secure shaft to frame member for clear-
ance.
(2) Hold the mainshaft flange with Tool C-3281 and
remove flange nut and washer.
(3) Remove the transmission flange, use Tool C-452
if
necessary.
(4)
A-903:
Drive Tool C-3899 through the oil seal to
remove the rubber lips from the seal, then remove
the seal with Tool C-3753. Blow loose particles of the
old seal out of the extension housing.
A-745:
Remove the oil seal with Tool (2-748.
lnstullution
(1)
A-903:
Slide protector sleeve, Tool C-3768 over
the mainshaft splines, then drive in the seal (lip side
facing inward) with Tool C-3754.
A-745:
Drive the seal into extension housing (lip
side facing inward) with Tool C-3837.
(2) Install the transmission flange, washer and nut.
Tighten the nut to 175 foot-pounds.
(3) Reconnect the propeller shaft and tighten
flange nuts to 30 foot-pounds.
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