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Buick 40 Series 1948 Shop Manual page 442

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12-6
ADJUSTMENT
CHASSIS SHEET METAL
(440)
posit ion
,
be sure
to check
aiming
of
headlamps
.
as described
in paragraph
10-55.
b.
Preliminary
Tightening of Sheet Metal
Before making
any adjustment
of hood or
f
r ont en d
sheet
m
etal
to correct misalignment,
it is
a
dvisa ble to ch
eck tightness
of all attach-
in
g screws
and
bolts s
in ce
a
tru
e
pi
cture
cannot
be obtained
with
sheet
m
etal which
is loose and
free to
shift. Check
attachments at
the
follow-
ing points:
1.
Radiator
m
ounting
strap t
o
m
ounting
bracket
on
fra
me.
2. Radiator mounting st r a p side braces at
strap and frame
side rails.
NOTE
:
10-15
ft
.lbs.
torque on bolt
s.
Excessive
torque
will
dis tort
1948 mo
del
m
ounting strap on R
.H . sid
e.
3
. F
ender
sk irts to mounting st r a p
and grille
frame.
4. F
ender
sk ir t s t
o frame.
5.
F
enders
to f
ender
sk ir t s
a
n d grill
e
fra me.
6.
F
enders
t
o support brackets a
t
body.
7.
H
ood hinges
t
o
f
enders.
NOTE:
On 1948
models tighten acm e threaded
bolt
s
to 10-1/; ft.
lbs. torque.
Tight
en
rear
bolts of
fro
n t hinges
(ffI6-2 4
th
r eads)
to
15-20
ft
. lbs. torqu e.
After
.a ll
front
en d
sheet
m
etal
parts
are
12 - 5 A
DJUSTMENT
OF HOOD HINGES
AND
FASTENERS-1948
MODELS
1. The pilot plates on hood t
op panel
rein-
forcem
ents
must
set
flat and
be dra wn
tight
against the hinge plates when the
h
ood
is
lock ed. When
closing eit her
side
of h
ood, the
hinge
pilot pins must align with
holes
in
pilot
plates so that
they enter
without
interference.
Looseness between
hood and
hinges
or mis-
alignment a
t pilot
pins
will ca use im proper
.
se
ttin g of hood
when closed a
n d
improp er
op
eration
wh
en
op
en ed .
Hood and
hinges
must
be
adjusted
so that a fairl
y uniform clearance
of
approximately
%2"
exist s
between
h
ood a
n d
f
enders
on each
side,
and
contours of
h
ood
and
fe
n de r s
are
in r
easonabl y
close align men t .
Clea rance
should be
ch
eck ed
t
o
full
de
pt h w
ith
a fe
eler gauge.
2. Inspect fo
r cont a ct
between
h
ood
pla tes
and
hing e
pl
ates by raising
on
e
side of
h
ood ,
with
opposite side
locked,
a
nd obse rving
hinges
on
t
he loc
k ed s
ide
under the
h
ood . Both hing e
plates
sh ou ld
be
in firm con tact w
ith
h
ood
r
ein-
f
orcement
pilot
plates
as shown in
figure 12-2 ,
view A. If a
space exists between
h
inge a
n d
pilot
plates a
s
shown
in
figure 12-2, v
iew B,
Figure 12
-2-Con tact
between
Hoo d
Pilot Pla te and Hinge Plate
securely anchored ,
p
r oceed
to inspect and make
indicated corrections
as d
escribed
in the fol-
lowing
paragraphs. Where
conside r a ble m
is-
alignment is ev
ide n t ,
time usually
will b
e saved
by
m
aking
all
inspections befor e
m
aking any
adjustments since a
n
adjustment
at one point
frequ
ently
affects
alignment
at
other
points. A
preliminary
over a ll
inspection
will h
elp
to
de-
t
ermin e
what effe ct a
contemplated
adjustment
will have on
the
overall
alignment
of hood and
front en d
sheet
metal.
adjustment
is r
equired
as d
escribed below.
Check the
fit of hinges on
opposite side
of h
ood
in
the
same
manner.
3.
With
opposite side of
hood locked,
raise
a
n d
lower
one side of h
ood
several
times to
check
a
lig n ment of h
in g e
p
ilot pi
ns
w
it h h
oles
in p
ilot plates
.
See figure 12-3.
If
pins are
n
ot
a
ligned with pilot
holes, the unlock ed hinge
will bind and t
end
to rai
se
with
the
h
ood. The
direction of
misalignment may be
d
etermined
by
cleaning
g
rease
from
pilot
pins and
holes
and
coating
p
ins
with chalk; a ch a lke d pin will
be heavily marked
on one
side
if it
is
n
ot

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