RESTORING HISTORY ONE CAR AT A TIME

Carburetor

CARBURETOR PARTS

Fig. 872 shows the jets we use in the present design Model A carburetor. These jets are the only Model A carburetor jets we supply’, as they can be satisfactorily used for service replacements of corresponding parts in carburetors used in 1928-29 as well as 1930 jobs. It is true there is a slight difference …

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Poor Idling

Poor idling can usually be traced to some particle of foreign matter getting into the carburetor idling jet. To correct this, remove the jet and blow it out with compressed air, then hold it up to the light to make certain that it is absolutely clear. Once in a while in the machining operations a …

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Carburetor Choke Lever

The carburetor choke lever has been redesigned to permit easy choking when cranking the engine by hand. This change consists of adding a hole at the end of the lever (see “A,” Fig. 609) so that a wire or piece of twine can be easily attached for choking. ((609))

Changes in Model A Carburetor

((564)) ((565)) ((566)) ((567)) ((568)) Several refinements have been made in the Model A carburetor which simplify and add to its smoothness of operation, especially at low speeds. ((569)) The original carburetor was provided with a double Venturi made up in two pieces. (See figures 422 and 423 in the January, 1928, Bulletin.). These parts …

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Clean the Carburetor

Never replace a carburetor for complaint of poor idling or excessive gas consumption without first removing the carburetor and thoroughly cleaning the jets and filter screen. Also remove the brass plug beneath the main jet and thoroughly rinse the carburetor bowl with gasoline, using air to blow out any dirt which may have lodged in …

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Servicing Model A Carburetor Adjustment

In cases of suspected carburetor trouble or complaints of poor fuel economy, first check spark plugs, breaker points, compression, etc., before removing carburetor. Many so called carburetor troubles can be traced to one or more of the following causes: Dirty spark plugs; points incorrectly spaced—Clean points and set gaps to .025”. Breaker contact points burnt …

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