September, 1954
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John Deere Service Bulletins

No. 219
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CHANGE IN AXLE BEARING PRELOAD
John Deere Model"40" Series Tractors

The following table contains axle bearing preload changes on Model "40" Series Tractors, and the serial numbers of the tractors on which they are effective.

This preload change applies only to tractors having JD8314T and JD8318T bearing cups and JD7589T and JD7590T bearing cones.

Tractor Model

Effective Serial Number

Bearing Preload

40

10001-Up
(I believe this is a misprint and should read "60001" - Todd)

.004-.007

40-C

62264-Up

.004-.007

40-S

68877-Up

.004-.007

40-U

62736-Up

.004-.007

CAUTION: Be sure to rotate axle 10 or 12 revolutions to align and seat bearings before establishing preload.

Please incorporate the above specifications into your Model "40" Series Service Manual (SM2013).