Input Shaft Seal

SPECIAL TOOLS CHART

Courtesy of FORD MOTOR CO.	Holding Fixture, Transmission 307-003 (T57L-500-B)
Courtesy of FORD MOTOR CO.	Installer, Parking Brake Bearing 206-040 (T88T-2598-F)
Courtesy of FORD MOTOR CO.	Remover/Installer, PTU Input Shaft Seal 308-777 (includes 308-777/1, 308-777/2, 308-777/3, 308-777/4 and 308-777/5)
Courtesy of FORD MOTOR CO.	Slide Hammer 100-001 (T50T-100-A)

Remove the Power Transfer Unit (PTU). For additional information, refer to POWER TRANSFER UNIT (PTU) .
Using the Transmission Holding Fixture, secure the PTU to the bench.

Fig 1: Securing PTU Using Transmission Holding Fixture
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Remove the compression seal and discard.

Fig 2: Identifying Compression Seal
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NOTE: Do not press the seals lower than specified. Excessive force will damage the bearing below the seals.

NOTE: Both seals will need to be pressed lower into the PTU input shaft opening to break the seals outer sealant loose from the PTU.

NOTE: There is approximately a 5 mm (0.196 in) air gap between both seals and approximately 1 mm (0.039 in) air gap between the inner seal and the bearing race.
Using the Parking Brake Bearing Installer, press the outer seal downward until the lower seal contacts the bearing race.

Fig 3: Pressing Outer Seal Downward
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Position the Screw Guide above the PTU input shaft opening.

Fig 4: Positioning Screw Guide
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Insert the Punch into one of the Screw Guide holes. Press the Punch downward until the shoulder of the Punch touches the Screw Guide.

Fig 5: Inserting Punch Into Screw Guide Holes
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NOTE: Do not overtighten the Screws. Turn the Screws until they are seated into the Screw Guide holes.
Install a Screw into the Screw Guide hole.

Fig 6: Installing Screw Into Screw Guide Hole
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Insert the Punch into the opposing Screw Guide hole. Press the Punch downward until the shoulder of the Punch touches the Screw Guide.

Fig 7: Inserting Punch Into Opposing Screw Guide Hole
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Install a Screw into the Screw Guide hole.

Fig 8: Installing Screw Into Screw Guide Hole
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Using the Screw Guide and Slide Hammer, remove the 2 seals and discard.

Fig 9: Removing Seals
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Using a non-marring tool, remove any excess red sealant material from the PTU input shaft opening.
Drain the PTU.
- Position the PTU output flange upward and tilt the PTU approximately 30 degrees toward the LH seal bore to allow the fluid to drain from the PTU input shaft opening.