D342 INDUSTRIAL & MARINE ENGINES Caterpillar


Cylinder Head

Usage:

(1) Torque for studs for water manifold ... 20 ± 5 lb.ft.(2.8 ± 0.7 mkg)

(2) Torque for studs for valve covers ... 50 ± 5 lb.ft.(6.9 ± 0.7 mkg)

(3) Torque for precombustion chamber (put 9M3710 Anti-Seize Compound on threads) ... 200 lb.ft.(27.7 mkg)

(4) Torque for studs for exhaust manifold ... 40 ± 5 lb.ft.(5.5 ± 0.7 mkg)

Put 4S9416 Anti-Seize Compound on stud threads and tighten nuts in the following Step sequence:

1. Tighten all nuts in number sequence to ... 60 lb.ft.(8.3 mkg)

2. Tighten all nuts in letter sequence to ... 150 lb.ft.(20.7 mkg)

3. Again tighten all nuts in letter sequence to ... 300 lb.ft.(41.5 mkg)

4. Again tighten all nuts in number sequence to ... 120 lb.ft.(16.6 mkg)

5. Again tighten all nuts in letter sequence (hand torque only) to ... 300 lb.ft.(41.5 mkg)

6. Again tighten all nuts in number sequence (hand torque only) to ... 120 lb.ft.(16.6 mkg)

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