F 250 4WD Super Duty V10-6.8L VIN Z CNG (2003)
8. Clean and inspect the following:
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The seal mounting surface.
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The flange lugs and the flange end that contacts the bearing cone.
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Verify that the flange nut counterbore and the seal contact surfaces are smooth and free of nicks.
Installation
1. Using a suitable driver, install the pinion seal.
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Lightly coat the pinion seal lip with lubricant.
2. CAUTION: Never use a metal hammer on the pinion flange or install the flange with power tools. If necessary, use a plastic hammer to tap on a
tight fitting flange.
NOTE: Align the index marks.
Lightly coat the flange splices and seal mating area with lubricant, then install the flange with a new washer and nut.
