Carter Model RBS Single Barrel: Overhaul: Disassembly

Remove anti-stall dashpot and bracket as an assembly. Remove automatic choke cover and coil assembly and gasket. Remove choke piston lever screw from end of choke shaft, remove piston lever, choke piston and link as an assembly. Remove air cleaner anchor screw bracket from air horn.
Remove fork lever from choke shaft, remove staking and take out choke valve screws, remove valve and slide choke shaft out.
Remove fast idle cam retainer and plastic collar, remove cam and disengage connector rod from cam and choke shaft fork lever. Remove pump arm connector link, free retaining spring from pump arm at plunger end, remove pump arm retainer screw and retainer, then remove pump arm, spring, and plastic sleeve.
Take out fuel bowl attaching screws, remove bowl and gasket. Remove float pin attaching screws, remove float pin, float, fuel inlet needle valve and seat assembly.
Use a light hammer to tap down on upper end of pump plunger shaft to remove cover on lower face of casting.
CAUTION: Pump plunger and spring will drop out with cover.
Remove snap ring and pry conical washer out of upper end of step-up metering rod diaphragm housing, pierce diaphragm cover with a sharp pointed tool and pry cover out, remove diaphragm retainer, spring, and diaphragm and step-up metering rod assembly.
If necessary to remove throttle valve or shaft, scribe throttle plate and lower face of mounting flange lightly for correct installation, remove staking from throttle valve screws with a file, remove screws, lift out valve and slide throttle shaft and lever assembly out.
Remove plastic idle limiter cap, being certain to note position of tab. After removing limiter cap, count the number of turns necessary to lightly seat needle (this will aid in reassembly). Remove idle mixture screw and spring, fast idle speed screw and spring, and idle speed screw and spring.
CAUTION: Do not disturb or attempt to remove slotted idle passage plug, located directly below idle mixture adjusting screw, as this screw is pressed in and any change in position will affect idle performance.