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ROCHESTER CARBURETORS Bulletin 9D-8 August, 1951 |
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Bulletin 9D-8 August, 1951 Model
"BC" Page 14 |
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ROCHESTER PRODUCTS, DIVISION OF GENERAL MOTORS,
ROCHESTER, NEW YORK |
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15. |
Install choke rod to
counterweight and fast idle cam. The dog leg of rod must face idle
adjusting needle. Assemble pin spring and rod end clip to respective ends
of rod. |
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NOTE: Check
movement. |
choke
valve for free |
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16. |
If the choke suction tube and
seal assembly in the Throttle Body requires replacement proceed as
follows: Figure 13. This operation must be performed after carburetor is
completely assembled. |
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a. Loosen Throttle Body to Bowl attaching
screws.
b. Place flared end of tube with seal into
throttle body. Using Tool BT-45,
tap lightly to hold seal in
Throttle Body. Rotate tube
while tapping seal so that it is started uniformly in Throttle
Body.
c. Install hex fitting and new packing on
upper end of tube and fasten
tube to. choke housing by
turning hex nut up
finger tight.
d. Using tool BT-45 and hammer spread
seal into throttle body
securely.
e. Completely loosen hex nut and
check that tube is tight in
throttle body (will not turn).
Then tighten hex nut to choke housing securely.
f. Tighten throttle body to bowl attaching
screws evenly and
securely.
g. After installing carburetor on
car, run idling to warm up engine, check packing joint with gasoline. If
there is a leak, engine will stall or roll. |
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Figure 12 |
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Figure 13 |
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