ROCHESTER CARBURETORS

Bulletin 9D-7 August, 1951

Bulletin 9D-7
August, 1951
Model "BB"
Page 15
ROCHESTER PRODUCTS, DIVISION OF GENERAL MOTORS, ROCHESTER. NEW YORK
CHOKE MODIFIER DISASSEMBLY AND ASSEMBLY
DISASSEMBLY
1.   Loosen choke suction tube nut and disengage from threads on choke housing.
2.   Remove rod end clips from choke modifier rod and remove rod.
3.   Remove screw from choke modifier index lever and remove lever. NOTE : It is not necessary to remove index pointer.
4.   Remove three choke stat cover screws and retainers. Remove choke stat cover and coil assembly.
5.   Remove throttle shaft choke modifier lever.
ASSEMBLY
1.   Assemble throttle shaft choke modifier lever to throttle shaft. The letters RP should face outward and the lever should be pointed towards the choke housing with the throttle valves closed. (Figure 15.)
2.   Assemble the stat cover and coil assembly and the three choke stat cover screws and retainers.
3.   Assemble the rod end clips to each end of the choke modifier rod and assemble the rod to the throttle shaft modifier lever and the stat cover modifier lever.
4.   Assemble the stat cover modifier lever to the stat cover. This lever should be directed away from the fuel inlet. Tighten the modifier lever retainer screw.
INSTALLATION OF CHOKE SUCTION TUBE SEAL MODEL "BB" CARBURETOR
 
 
If the choke suction tube seal in the throttle body requires replacement proceed as follows: This operation must be performed after carburetor is completely assembled. (See Figure 16.)
1.   Loosen Throttle Body to Bowl Attach­ing Screws.
2.   Place new seal on lower end of tube and slide against flared tube end. Flared side of seal must fit against flared tube end.
3.   Place flared end of tube with seal into Throttle Body. Using Tool BT-45 tap lightly to hold seal into Throttle Body. Rotate tube while tapping seal so that it is started uniformly into Throttle Body.
4.   Install hex fitting and new packing on upper end of tube and fasten tube to choke housing by turning hex nut up linger tight.
Figure 16
5.   Using tool BT-45 and hammer spread seal into throttle body securely.
6.   Check that tube is tight in throttle body (will not turn) then tighten hex nut to choke housing securely.
7.   Tighten throttle body to bowl attaching screws evenly and securely.
tmp1CE-1.jpg
Tub

<PREVIOUS PAGE     NEXT PAGE>

 

RC INDEX

 

INFORMATION FOR 1960 and Earlier CHEVROLETS

 

WebCounter says that you are visitor number:

Please Report any Broken Links or Pages that do not load properly.  Webmaster

This Information is for Research and the Promotion of the Preservation of Older Chevys

All Names, Trademarks and Logos Belong to their Respective Owners.

 

Web Space Provided by TOCMP