Pontiac tempest 1968 Service Manual page 579

9-22
1968 P O N T I A C SERVICE MANUAL
- F R A M E
STEERING G E A R
I N T E R M E D I A T E R O D
INBOARD CLAMPS-BOTH SIDES: OPEN
END O F CLAMP MUST BE POSITIONED
WITHIN 15° EITHER SIDE O F TIE ROD
S L E E V E S L O T ( P O S I T I O N RELATIVE TO
GROUND UNIMPORTANT)
CAUTION: ASSEMBLE TIE ROD SLEEVE
ADJUSTING CLAMP BETWEEN DIMPLES
AT ENDS O F SLEEVE-BOTH ENDS.
BOLTS O N CLAMPS TO BE POSITIONED
WITHIN TOLERANCE SHOWN-BOTH SIDES
(POSITION RELATIVE TO SLOT
UNIMPORTANT)
F i g . 9-36 Firebird Steering Linkage
1. Worm bearing preload adjustment.
2. Sector and ball nut and back lash adjustment.
CAUTION: It is very important when adjusting
steering gear that adjustments be made in above
sequence. Failure to do so will result in damage
to steering gear.
ADJUST WORM BEARING PRELOAD
1. Raise vehicle and disconnect steering connect­
ing rod from pitman arm (Fig. 9-35 and Fig. 9-36),
using tool J 5504-01.
2. Loosen pitman shaft adjusting screw lock nut
and back off adjusting screw a few turns (Fig
0
9-37).
3. Remove horn button or horn ring on steering
wheel.
4. With lb. in. torque wrench measure and record
at least 30° off center (Fig. 9-38).
NOTE: Do not use torque wrench having maximum
torque reading of more than 100 pounds inch. When
taking following torque readings, take reading pull­
ing torque wrench to right and reading pulling
torque wrench to left. Total both readings and take
one-half of this total as average torque.
5. Torque required should be 7 in. lb. To correct,
loosen worm bearing adjuster lock nut with brass
drift and turn adjuster to bring torque within limits.
6. Retighten lock nut when adjustment is correct
and recheck as in step 4 above.
ADJUST
SECfQf AND
BALL NUT BACKLASH
1. When worm bearing preload has been adjusted