Crankshaft Front Seal: Installation

WARNING: This page is about a different car, the 2019 Ford F-550 Super Duty, 2019 Ford F-450 Super Duty, 2019 Ford F-350 Super Duty, and 2019 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Failure to install the crankshaft front seal with the part numbers facing out may result in engine damage.

NOTE: Do not discard the installation sleeve provided with the crankshaft front seal. It is used for installation of the crankshaft seal.

NOTE: Check for correct orientation of the installation sleeve prior to sliding the seal on the crankshaft.

NOTE: Apply clean engine oil to the seal and crankshaft sealing surface.

Position the installation sleeve onto the crankshaft, slide the new crankshaft front seal over the installation sleeve onto the crankshaft. Remove the installation sleeve.

Material: Motorcraft® SAE 10W-30 Super Duty Diesel Motor Oil / XO-10W30-QSDF (WSS-M2C171-F1)

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Position the new front crankshaft slinger on the crankshaft.

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Using the special tool, install the crankshaft front seal and the front crankshaft slinger. Use Special Service Tool: 303-1509 Installer, Front Crank Seal.

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NOTE: To prevent engine damage, always install new bolts when installing the crankshaft pulley.

NOTE: Use the strap wrench to prevent the engine from turning while tightening the bolts.

Install the crankshaft pulley and the new bolts. Use the General Equipment: Strap Wrench

Torque: Stage 1: 22 lb.ft (30 Nm) | Stage 2: 90 deg.

Fig 1: Crankshaft Pulley Tightening Sequence
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NOTE: Only one tube shown.

Install the new transmission oil cooler coolant tube O-rings and lubricate. Refer to: Specifications .

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Install the transmission oil cooler coolant tube and stud bolt.
Torque: 89 lb.in (10 Nm)

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Install the transmission oil cooler coolant tube, bolt and nut.
Torque: Nut: 115 lb.in (13 Nm) Bolt: 89 lb.in (10 Nm)

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Connect the transmission oil cooler coolant hoses.

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Install the following items:
1. Refer to: Accessory Drive Belt .
2. Refer to: Cooling Fan Stator .
3. Refer to: Cooling Fan .
NOTE: Evaluate the cooling system condition before filling the engine cooling system. Failure to follow these instructions can result in damage to the engine.

Evaluate the cooling system condition. Refer to: Engine Cooling System Condition Evaluation .