Month: May 2017

Cummins Front Crank Oil Seal Change

 

Video for seal change:  https://youtu.be/V0p5H4rV6ns

The Cummins ISL series engines come with a front crankshaft seal that uses no coil spring for tension. Cummins, Cummins ISL, Cummins ILS-G, ISL, ISL-G, L-gas plus, Cummins L-gas plus, Cummins L-gas, Cummins front seal, Cummins crank seal, Cummins Front Crankshaft oil seal, oil seal, Front oil seal, Cummins 4024883, 4024883

 

The seal requires a plastic install sleeve that come with the seal. Front seal install tool.
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Cummins Parts

Parts breaks down and part numbers.
Cummins, Cummins ISL, Cummins ILS-G, ISL, ISL-G, L-gas plus, Cummins L-gas plus, Cummins L-gas, Cummins front seal, Cummins crank seal, Cummins Front Crankshaft oil seal, oil seal, Front oil seal, Cummins 4024883, 4024883, Cummins front gear cover, front gear cover

 

Complete front seal kit.
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Torque Specs

⇒ Seal carrier nuts (flange): 71 in-lb (8 n-m)
⇒ Vibration dampener bolts: 148 ft-lb (200 n-m)

 

 


 

Front Seal Removal

1. After removing accessory drive and vibration dampener, remove the 5 seal carrier flange nuts.
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2. Pry seal carrier flange at 5′ clock position.
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3. Remove seal carrier flange and dust seal.
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4. Clean mounting surface.
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Front Seal Install

1. Apply sealer around base of mounting studs.
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2. Apply 1/8 bead of sealer around seal carrier flange.

 

3. Make sure plastic install tool is in place.

 

4. Line up seal carrier flange with plastic install tool to mounting studs, then push in until carrier flange is flush with front cover.
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5. Remove plastic install tool.
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6. Install the 5 nuts to sealer carrier flange and torque to 71 in-lb (8n-m).

 

7. Install front dust seal.
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8. Install dampener and accessory drives.
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