G3408 and G3412 Engines Caterpillar


Valve Cover

Usage:

G3408 6NB

G3408 Engines




Illustration 1g00579602



Illustration 2g00579603

Tightening Sequence For The Base




Illustration 3g00579608

Tightening Sequence For The Cover

(1) Stud

Apply 9S-3263 Thread Lock Compound to the threads of the studs.

(2) Bore for the adapter or the plug

For installation, clean contact surfaces of the bore and the adapter or plug with 6V-1541 Quick Cure Primer. Put 9S-3265 Compound on the surfaces. Refer to the diagram in order to find the location of the adapters and the plugs.

(3) Bolt

Tighten the bolts to the following torque. Refer to the illustration in order to tighten the bolts in the correct sequence. ... 14 ± 4 N·m (10 ± 3 lb ft)

(4) Bolt

Tighten the bolts to the following torque. Use the illustration to tighten the bolts in the correct sequence. ... 14 ± 4 N·m (10 ± 3 lb ft)

(5) Bore for the spark plug adapter

For installation, clean contact surfaces of the bore and the adapter with 6V-1541 Quick Cure Primer. Put 9S-3265 Compound on the surfaces.




Illustration 4g00579610

Location Of Adapters, Plugs And Cap Assembly

G3412 Engines




Illustration 5g00579636



Illustration 6g00579643

Tightening Sequence For The Base




Illustration 7g00579647

Tightening Sequence For The Cover

(1) Screw

Apply 9S-3263 Thread Lock Compound to the threads of the screws. Tighten the screws to the following torque. ... 14 ± 4 N·m (10 ± 3 lb ft)

(2) Bore for the adapter or the plug

For installation, clean contact surfaces of the bore and the adapter or the plug with 6V-1541 Quick Cure Primer. Put 9S-3265 Compound on the surfaces. Refer to the diagram for the location of the adapter and the plugs.

(3) Bolt

Tighten the bolts to the following torque. Use the illustration to tighten the bolts in the correct sequence. ... 14 ± 4 N·m (10 ± 3 lb ft)

(4) Bolt

Tighten the bolts to the following torque. Use the illustration to tighten the bolts in the correct sequence. ... 14 ± 4 N·m (10 ± 3 lb ft)

(5) Bore for the spark plug adapter

For installation, clean contact surfaces of the bore and the adapter with 6V-1541 Quick Cure Primer. Put 9S-3265 Compound on the surfaces.




Illustration 8g00579652

Location Of Adapters, Plugs, And Cap Assembly

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