Chevrolet 10 Series 1970 Service Manual page 161

3. P la c e brake backing plate and w heel cy lin d er in p o s i­
tion on steerin g knuckle and in s e rt anchor pin.
4. P la c e s teerin g arm in position on back o f steerin g
knuckle and in s e rt two bolts through backing plate,
ste e rin g knuckle and steerin g arm . In stall locknuts
and tighten 80 lb. ft. CP10,
NOTE: T h is ste e rin g arm to stee rin g knuckle
and backing plate fasten er is an im portant at­
taching p a rt in that it could a ffe c t the p e r fo r ­
mance o f v ita l components and system s, and/or
could re s u lt in m a jor re p a ir expense. It must be
rep laced with one o f the sam e p art number or
with an equivalent part. Do not use a re p la c e ­
ment p a rt o f le s s e r quality o r substitute design.
T orque values must be used as s p ecified during
re a s s e m b ly to assu re p ro p er retention o f this
p art.
5. Torque brake anchor pin to 65 ft. lbs.
6. In stall brake shoes, brake shoe hold-down clip s and
return sprin gs.
7. In stall wheel hub, brake drum, wheel and tire a ssem ­
b ly o v e r spindle.
8. In sert outer wheel b earin g race and r o lle r assem bly,
w asher and nut.
NOTE: T h is spindle nut to spindle fa sten er is
an im portant attaching p a rt in that it could a ffect
the p erfo rm a n ce o f v ita l components and s y s ­
tem s, and/or could resu lt in m a jor r e p a ir e x ­
pense. It must be rep laced with one o f the same
p art number o r with an equivalent p art i f r e ­
placem ent b ecom es n ecessa ry.
replacem en t p a rt o f le s s e r quality o r substitute
design. Torque valu es must be used as sp ecified
during rea ssem b ly to assure p ro p e r retention of
this part.
A djust fron t wheel b earin g as shown under M ain­
tenance and Adjustm ents in this section. Install new
c o tter pin, dust cap and hub cap.
9. L o w e r ve h ic le , recheck and readjust wheel alignm ent
w here n ecessa ry.
10. L o w e r v e h icle on hoist.
Crossmember and Suspension U n it—Figure 26
Component p a rts o f the fron t suspension may be s e r ­
v ic e d sep a ra tely as outlined in the p reced in g s e rv ic e
op eration s. H ow ever, i f exten sive s e r v ic e is to be p e r ­
fo rm e d to c ro s s m e m b e r, fra m e , etc ., the unit can be
rem o ved and in stalled as fo llo w s:
Removal
1. R aise v e h icle on hoist and rem ove fron t springs as
outlined under S p rin g-R em oval.
2. Support engine and rem ove fron t engine mount cen ter
bolt.
3. Separate main brake fe e d e r line fro m cro ssm em b er
tee.
4. R em ove bolts retaining
fra m e side r a ils .
5. R em ove bolts secu ring cro ssm e m b e r to fra m e side
r a il lo w e r flange and
v e h ic le .
Installation
1. Jack c ro s s m e m b e r into p osition under fra m e
in sta ll fra m e side r a il lo w e r flange mounting bolts.
105 lb. ft. C P20-30.
Do not use a
cro s s m e m b e r hangers to
lo w e r the assem bly from
and
F ig . 2 6 — Suspension Crossmember
2. Install bolts secu rin g cro ssm em b er hanger to fra m e
and torque nuts 70 lb. ft. on 10 S eries, 95 lb. ft. on
20-30 S eries.
3. Position engine on fron t mount and in stall mounting
bolt and torque 45 lb. ft.
4. Install springs as outlined under Spring-In stallation .
5. Connect fron t brake
brakes as d escrib ed in Section 5.(
6. Check and A djust fron t end alignm ent as outlined
under " M a i n t e n a n c e
this section.
7. L o w e r veh icle on hoist.
Shock Absorber
Shock a b sorb ers a re bolt retained at both the upper and
the lo w e r attaching points.
one o f s e v e ra l gen eral points; such as sprin g seat, spring
sp a cer axle bracket o r at the low er con trol arm . Upper
attachment is to the fra m e side ra il by a through bolt a r ­
rangem ent on to a sp ecia l fra m e mounted bracket. R e fe r
to F ig u res 27, 28 o r 29 fo r sp ecific mounting d etails.
Spring (K 1 0 and 2 0 Series)
Removal
1. R aise veh ic le on hoist and place stand jacks under
fra m e side r a ils . Support axle so that tension and
com pression a re r e lie v e d in spring.
2. Rem ove sp rin g -to -a x le " U " bolts.
3. R em ove sprin g fron t and re a r eye bolts and withdraw
spring fro m ve h ic le .
Inspection
Inspect bushings fo r
le a v e s fo r breaks and inspect spring clip s fo r tightness.
Repairs
Bushing R e p la c e m e n t
1. In sert T o o l J-21058-15 with J-22620-2 through eye of
bushing. C enter T o o l J-21058-6 with J-21058-7 o v e r
threaded end and s c re w
tightening nut J-21058-8 withdraw bushing fro m eye
(fig . 30).
2. P la ce T o o l J-21058-15 with J-22620-1 through bush­
ing and eye o f spring. Center T o o l J-21058-6 and
J-21058-7 and s c re w T o o l J-21058-8 on threaded end
o f T o o l J-21058-15.
(fig . 31).
NOTE: Outer sh ell o f bushing must be flush
with spring eye to ensure p rop er alignm ent of
spring with spring hanger.
FRONT SUSPENSION 3-13
main fe e d e r lin e and bleed
and A d j u s t m e n t s "
L o w e r attachment is made at
excessiv e w ea r, check sprin g
on T o o l J-21058-8.
P u ll bushing into sprin g eye
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