Remove the two flywheel adapter housing retaining rings.
Section 03-01D: Engine, Diesel, 7.3L | 1996 F-Series Workshop Manual |
| Description | Tool Number |
|---|---|
| Driver Sleeve | T79T-6316-A4 |
| Rear Crank Service Set | T94T-6701-AH |
| Crankshaft Seal Replacer | T94T-6701-AH3 |
| Crankshaft Seal Replacer | T94T-6701-AH4 |
Removal
Remove the flywheel (6375).
Remove the two flywheel adapter housing retaining rings.
NOTE: Use extreme care when removing the flywheel front adapter (6A369) to prevent damage to the alignment dowel pins.
Remove the flywheel front adapter.
Remove the five crankshaft rear oil seal retaining bolts and the crankshaft rear oil seal (6701).
Remove the eight engine rear cover retaining bolts.
NOTE: Be careful not to bend or twist engine rear cover during removal.
Carefully pry the engine rear cover away from the cylinder block (6010).
Clean the engine rear cover sealing surfaces.
Inspect the crankshaft rear oil seal, wear sleeve and alignment dowel pins for damage. Replace as necessary.
Installation
Apply Silicone Rubber F5TZ-19G204-AB or equivalent meeting Navistar specification D15-5012 Type 2 to the engine rear cover sealing surfaces.
Install the engine rear cover and retaining bolts. Tighten bolts to 20 Nm (15 lb-ft).
Apply Silicone Rubber F5TZ-19G204-AB or equivalent meeting Navistar specification D15-5012 Type 2 to the rear oil seal retaining ring and the five crankshaft rear oil seal retaining bolts.
Using Driver Sleeve T79T-6316-A4 and guide pins (part of T79T-6316-A), Crankshaft Seal Replacer T94T-6701-AH3, and Crankshaft Seal Replacer T94T-6701-AH4, install the crankshaft rear oil seal and the five crankshaft rear oil seal retaining bolts.
| Item | Part Number | Description |
|---|---|---|
| 1 | — | Guide Pins (Part of T79T-6316-A) |
| 2 | T94T-6701-AH4 | Crankshaft Seal Replacer |
| 3 | T94T-6701-AH3 | Crankshaft Seal Replacer |
| 4 | T79T-6316-A4 | Driver Sleeve |
| 5 | 6701 | Crankshaft Rear Oil Seal |
Tighten crankshaft rear oil seal retaining bolts to standard torque specification listed at the end of this section.
Install the flywheel front adapter and two flywheel adapter housing retaining rings.
Install the flywheel.
Install the oil pan (6675).