To lessen any possibility of oil filtering through the speedometer bearing and working up into the speedometer, a left hand spiral groove is now machined in the shaft of the gear. (See Fig. 1184.) This left hand groove will direct the oil back into the universal joint housing and prevent it working into the shaft …
SPIRAL GROOVE ADDED TO SHAFT OF SPEEDOMETER GEAR Read More »
Several changes have been made in speedometer parts used in the truck. The thread pilot diameter of the AA-17269 speedometer driven gear bearing has been changed from 5/8“ to 3⁄4″ to fit the new square end speedometer shaft and the casing assemblies. While the new bearing is 1⁄8”larger in diameter than the old bearing, these …
When installing a 5.14 to 1 ratio axle under a truck that was formerly equipped with a 6.6 to 1 ratio axle, be sure to change both the speedometer driving and driven gears. This also applies when installing a 6.6 to 1 ratio axle under a truck formerly equipped with a 5.14 to 1 axle. …
Due to the difference in the size of the tires used on the 1930 cars, it was necessary to change the speedometer pinion or driven gear by adding an additional tooth to the gear. For example the standard ratio driven gear now has 19 teeth instead of 18 teeth (see Fig. 835). The new pinion …
To assist dealers and stockmen in identifying the various speedometer gears used in Model “A” and “AA” cars and trucks, we are listing the following information: A-17285 Speedometer driving gear (Service). Used on Model “A” chassis with axle gears of 9 tooth pinion and 34 tooth driving gear, 10 tooth pinion and 37 tooth driving …
When changing a speedometer or speedometer cable time will be saved by removing the distributor from the cylinder head. This permits pulling the instrument panel back sufficiently far to allow easy access to speedometer or cable.
After the expiration of the guarantee period, the speedometers requiring repairs are to be removed by the dealer and forwarded to the nearest authorized Stewart-Warner service station. Owners should not be referred to the Stewart-Warner, nor any other, speedometer service station as this service work is to be performed by the Ford dealer.
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