Cadillac 60 Series 1963 Shop Manual page 263

10-28
FUEL A N D EXHAUST
3 '8" Gage
J-7712
Gasket
In Place
Float Should Barely Touch
Gage At Outer End
Fig. 10-40 Float Level Adjustment
2. Install float needle seats and gaskets, float
needles and float assemblies, making certain that
the same n e e d l e and seat are reassembled
together.
c. Float Level Adjustments
(Figs. 10-40 and 10-41)
1. Align float by sighting down along side of
float to determine if side of float is parallel to
outer edge of bowl cover casting. To adjust, bend
float lever by applying pressure to end of float
with finger while supporting float lever with
thumb. Repeat with other float.
2. After aligning floats, remove as much clear-
ance as possible between arms of float lever and
hinge pin lugs on bowl cover. Arms of float lever
should be as parallel to inner surface of lugs as
possible. Be sure that floats operate freely with-
out excess play or binding on hinge pin.
Bowl Cover
Gasket
2" To Bottom Of Float
Fig. 10-41 Float Drop Adjustment
3. Float level is checked with the bowl cover
inverted, bowl gasket in place, and needle seated.
There should be a 3/8 inch clearance between the
float and bowl cover gasket. Adjust the float level
by bending the float arm with Gage, J-7712-1.
Recheck float alignment after adjusting level.
4. Check the float drop by holding the bowl
cover in upright position and measure distance
from bottom outer end of each float to bowl cover
gasket, Fig. 10-41. This distance should be 2
inches as measured with scale and is not meas-
ured to the seam. To adjust, bend stop tabs on
float brackets.
d. Bowl Cover Installation
1. Install accelerator pump assembly in pump
well.
2. Hold bowl cover assembly in upright position
with the floats suspended and carefully lower
cover into bowl assembly. Be sure that baffles
attached to cover slide in front of (toward floats)
baffles in body.
3. Install bowl cover screws with lock washers.
If car is equipped with Air Conditioner leave out
screws at the two points where the idle speed-up
control will be mounted.
NOTE: Longest screw goes in at air cleaner
gasket surface at rear of carburetor; second
longest at front of air cleaner gasket surface;
next two. l o n g e s t at idle speed-up control
bracket, and remaining six shortest screws go
around outside.
4. Install accelerator pump " S " link into the
pump lever so that either end points toward out-
side of carburetor (driver's side of car) and se-
cure pump arm. with screw.
5. Install throttle connector rod in upper hole
of accelerator pump arm and connect with hairpin
clip, Fig. 10-44.
6. Install lower end of fast idle cam rod in fast
idle cam with end of rod pointing away from car-
buretor. Slide inner choke lever over choke shaft
with tang pointing away from accelerator pump
assembly. Install washer. Install outer choke
lever over choke shaft with tang above inner choke
lever tang. Install choke shaft screw.
7. Install metering rod piston springs into bowl
cover. Install metering rods and pistons.