Improved Locknuts for the High Pressure Turbocharger to Exhaust Manifold Joint Are Available for Certain Truck Engines {1052}
- Engine:
- 3116 (S/N: 7AG1-UP; 3RJ1-UP)
- 3176 (S/N: 2YG1-UP)
- C-12 (S/N: 8YF1-UP; MBL1-UP; 2KS1-UP)
- C11 (S/N: KCA1-UP)
- C13 (S/N: KCB1-UP; LEE1-UP; JAM1-UP; PRM1-UP; EMS1-UP; JAX1-UP)
- C9 (S/N: LFE1-UP; LFR1-UP)
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| Illustration 1 | g01089211 |
The 9X-6620 Locknut (1) replaces the 3E-8017 Locknut. The locknut has a required torque. Tighten the locknut to a torque of 70 ± 15 N·m (52 ± 11 lb ft). The turbocharger should not be serviced with the old locknuts.
Caterpillar Information System:
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