Buick LeSabre 1965 Service Manual page 444

CHASSIS SUSPENSION
SERVICE PROCEDURES 7 - 1 7
seal. NOTE: Never place cone
on spindle because seal will be
damaged as wheel is installed?
9. Install wheel on spindle, then
install outer bearing assembly,
cone, safety washer and nut. See
Figure 7-10.
10. Adjust bearings
(subpar. b).
as follows
b. Adjustment of Front Wheel
Ball Bearings
1. Torque spindle nut to 19 ft. lbs.
while rotating wheel.
2. Back off nut until bearings are
loose.
3. Retighten nut to 11 ft. lbs.
torque while rotating wheel.
4. If either cotter pin hole in
spindle lines up with slot in nut,
back off nut 1/12 turn and install
cotter pin. 1/6 turn is maximum
allowable back-up to align hole
with slot.
7 - 1 1 REMOVAL AND
INSTALLATION OF
BALL JOINTS A N D /
OR STEERING
KNUCKLE
a. Removal and Installation of
Upper Control Arm Ball
Joint Assembly
The upper ball joint assembly is
pressed into the upper control
arm and is serviced only as a
part of this upper control arm-
ball joint assembly. The upper
ball joint stud is spring loaded in
its socket. If the upper stud has
any perceptible shake, or if it can
be twisted in its socket with the
fingers, the upper control arm-
ball joint assembly should be re-
placed. See Figure 7-11.
Removal
1. Raise c a r with jack under
frame. Remove wheel and tire.
2. Remove cotter pin from cas-
tellated nut on upper ball joint
tapered stud.
BACKING
PLATE
O-RING
STEERING
KNUCKLE
GREASE
SEAL
Figure 7-10—Front Wheel and Hub Bearings
3. Loosen, but do not remove nut.
Force of chassis spring will be
tending to disengage ball joint
tapered stud from s t e e r i n g
knuckle. Rap knuckle sharply in
area of tapered stud to disengage
stud from knuckle. See Fig-
ure 7-19.
WARNING: If ball stud nut is
removed; injury could result since
heavily c o m p r e s s e d chassis
spring will be c o m p l e t e l y
released.
4. With another jack, support car
weight under outer edge of lower
control arm. Raise jack until
compression is relieved on upper
control arm bumper, and remove
nut from ball joint tapered stud.
5. Now lower the jack placed un-
der the lower control arm to
slightly lower the knuckle, hub
and drum assembly. Be careful
to avoid damage to the brake hose.
6. Remove the upper control arm
shaft to bracket nuts and lock
washers, carefully noting the
number, location, and thickness of
adjusting shims between the shaft