What carburetor does this exploded view show?

It shows the YFA 1-V feedback carburetor, per the caption 'Fig. 4.4 YFA 1-V feedback carburetor – exploded view (Sec 2)'.

What idle adjustment components are identified in the diagram?

The diagram labels a curb idle adjusting screw, fast idle adjusting screws, an idle mixture adjusting screw & spring, tamper proof caps over the idle mixture adjustment, a fast idle cam, and a fast idle cam link.

What accelerator pump parts are shown for the YFA carburetor?

Labeled pump parts include the pump lifter link, pump diaphragm spring and spring retainer, pump diaphragm housing assembly and attaching screw, pump diaphragm assembly, pump connector link, pump check weight, pump check ball, upper pump spring and upper pump spring retainer, and lifter link seals.

What choke components are identified in this exploded view?

Choke parts shown include the choke plate, choke piston lever and shaft assembly, fast idle choke lever, choke pulldown diaphragm, choke cup, locking and indexing plate with indexing notch, gaskets, retainer, and rivets.

Does the diagram show feedback (electronic) components?

Yes. It labels a feedback solenoid, feedback solenoid gasket, and a solenoid and bracket assembly.

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Ford YFA 1-V Feedback Carburetor Exploded View Diagram - Parts Identification

Carter YFA 1V feedback carburetor exploded parts diagram with component callouts

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Exploded view of the Carter YFA 1-V feedback carburetor labeling choke, metering rod, float, accelerator pump and throttle body components for overhaul.

AI caption September 2010 · Photo 26 of 108

This document is a full-page exploded parts view of a Carter/Motorcraft YFA 1-V (one-venturi) feedback carburetor, labeled 'Fig. 4.4 YFA 1-V feedback carburetor – exploded view (Sec 2)', apparently taken from a service/repair manual chapter on fuel systems. The illustration breaks the carburetor down into all its individual components with leader lines to text labels. Major assemblies identified include the air horn with choke plate, choke piston lever and shaft assembly, choke pulldown diaphragm, choke cup with locking/indexing plate and indexing notch, feedback solenoid with gasket, solenoid and bracket, float and lever assembly with float pin and needle pin/spring/seat/gasket assembly, metering rod and metering rod jet with arm assembly and adjusting screw, accelerator pump components (pump lifter link, diaphragm spring and retainer, diaphragm housing assembly, pump check ball and weight, pump connector link), fast idle cam and cam link, fast idle and curb idle adjusting screws, WOT valve, throttle shaft and lever assembly, idle mixture adjusting screw and spring with tamper proof caps, and the aluminum throttle body flange assembly. A reader can use this figure to identify every part of the YFA feedback carburetor during disassembly, overhaul/rebuild, or reassembly and to locate the various adjusting screws.

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Frequently asked questions

What carburetor does this exploded view show?: It shows the YFA 1-V feedback carburetor, per the caption 'Fig. 4.4 YFA 1-V feedback carburetor – exploded view (Sec 2)'.
What idle adjustment components are identified in the diagram?: The diagram labels a curb idle adjusting screw, fast idle adjusting screws, an idle mixture adjusting screw & spring, tamper proof caps over the idle mixture adjustment, a fast idle cam, and a fast idle cam link.
What accelerator pump parts are shown for the YFA carburetor?: Labeled pump parts include the pump lifter link, pump diaphragm spring and spring retainer, pump diaphragm housing assembly and attaching screw, pump diaphragm assembly, pump connector link, pump check weight, pump check ball, upper pump spring and upper pump spring retainer, and lifter link seals.
What choke components are identified in this exploded view?: Choke parts shown include the choke plate, choke piston lever and shaft assembly, fast idle choke lever, choke pulldown diaphragm, choke cup, locking and indexing plate with indexing notch, gaskets, retainer, and rivets.
Does the diagram show feedback (electronic) components?: Yes. It labels a feedback solenoid, feedback solenoid gasket, and a solenoid and bracket assembly.