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21 - 106
TRANSMISSION AND TRANSFER CASE
REMOVAL AND INSTALLATION (Continued)
PARK LOCK
REMOVAL
(1) Raise vehicle and remove propeller shaft.
(2) Remove extension housing.
(3) Slide sprag shaft out of extension housing and
remove sprag and spring (Fig. 34).
(4) Remove snap ring and slide reaction plug and
pin assembly out of housing.
(5) If park rod requires service, it will be necessary
to remove valve body.
INSTALLATION
(1) Inspect sprag shaft for scores and free move-
ment in housing and sprag. Inspect sprag and control
rod springs for distortion and loss of tension. replace
worn, damaged parts as necessary.
(2) Inspect square lug on sprag for broken edges.
Check lugs on park gear for damage. Inspect knob on
end of control rod for wear grooves, or being seized
on rod. Replace rod if bent, if knob is worn/grooved,
or it has seized on rod. Replace park gear if lugs are
damaged. Replace the park lock rod if it is suspected
that the rod is not the correct length.
(3) Install reaction plug and pin assembly in hous-
ing and secure with new snap ring (Fig. 34).
(4) Position sprag and spring in housing and insert
sprag shaft. Be sure square lug on sprag is toward
park gear. Also be sure spring is positioned so it
moves sprag away from gear.
(5) Install extension housing.
(6) Install propeller shaft and lower vehicle.
(7) Check transmission fluid level. Add fluid if nec-
essary.
Fig. 34 Park Lock
DISASSEMBLY AND ASSEMBLY
GOVERNOR AND PARK GEAR
DISASSEMBLY
(1) Remove governor body from transmission.
(2) Clean and inspect governor filter (Fig. 35).
(3) Remove snap ring and washer that secure gov-
ernor weight assembly in body (Fig. 36).
(4) Remove governor weight assembly from gover-
nor body bore.
(5) Slide intermediate and inner weight from outer
weight.
(6) Position intermediate weight on suitable size
socket (Fig. 37).
(7) Push inner weight downward with nut driver.
Then remove inner weight snap ring with Miller
Plier Tool 6823 (Fig. 37).
(8) Remove inner weight and spring from interme-
diate weight.
Fig. 35 Governor Filter
Fig. 36 Snap Ring, Washer, and Outer Weight
TJ
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