Procedure for Cylinder Head Bolt Tightening {1100}
- Caterpillar Products: All
- 3500B Engines
Reference: Refer to Guideline for Reusable Parts and Salvage Operations, SEBF8301, "Inspection and Reuse of Critical Fasteners Used in All Engines" for reuse information for the cylinder head bolts.
Use the following procedure to tighten the cylinder head bolts.
- Coat the threads of the cylinder head bolts with clean engine oil.
- Tighten bolts 1 through 8 in the numbered sequence that is pictured in Illustration 1.
Torque ... 30 ± 5 N·m (22 ± 4 lb ft)
- Tighten bolts 1 through 8 in the numbered sequence.
Torque ... 200 ± 15 N·m (148 ± 11 lb ft)
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| Illustration 1 | g01037430 |
- Tighten bolts 1 through 8 again in the numbered sequence.
Torque ... 200 ± 15 N·m (148 ± 11 lb ft)
- Tighten bolts 1 through 8 again to the following rotation.
Rotation for bolts ... 180 ± 5 degrees
- Tighten bolt 9 and bolt 10.
Torque ... 55 ± 10 N·m (40 ± 7 lb ft)
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