Spicer Tandem Drive Axles Service Manual D170, D190, and D590 Series - Manual (Page 35)

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Drive Pinion
9. Install the outer bearing cone.
10. Install a pinion nut finger tight. This will hold the pin-
ion in place while it is positioned into the press.
11. Align a 6" x 6" x 6" wood block under the drive pin-
ion, then lower the carrier and pinion assembly into
a press so that it is supported by the block.
12. Remove the pinion nut.
13. Place a press sleeve over the top of the outer bearing
cone. Use the press to apply 5 tons of force. It is
important to rotate the carrier slightly to make sure
that the rollers of the bearing are properly seated.
Drive Pinion