VALVE GP-RELIEF 3527117 - Caterpillar

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Illustration 1 g00352819
Note: Use 6V-4876 Lubricant on the bolt threads.The tightening sequence for the cylinder head bolts follows:
Tighten bolts (1) through (20) in a numerical sequence.Torque for bolts ... 280 27 N m (207 20 lb ft)
Again tighten bolts (1) through (20) in a numerical sequence.Torque for bolts ... 440 20 N m (325 15 lb ft)
Finally tighten bolts (1) through (20) in a numerical sequence.Torque for bolts ... 440 20 N m (325 15 lb ft)
Install the rocker arms.
Tighten bolts (21) through (26) in a numerical sequence.Torque for bolts ... 280 27 N m (207 20 lb ft)
Again tighten bolts (21) through (26) in a numerical sequence.Torque for bolts ... 440 20 N m (325 15 lb ft)
Finally tighten bolts (21) through (26) in a numerical sequence.Torque for bolts ... 440 20 N m (325 15 lb ft)
Tighten bolts (27) through (39) in a numerical sequence.Torque for bolts ... 47 9 N m (35 7 lb ft) (40) Tighten the exhaust manifold studs that are in each cylinder head to the following torque. ... 35 5 N m (26 4 lb ft)
Illustration 2 g00352820
(41) Height of new cylinder head ... 112.78 .25 mm (4.440 0.010 inch)
Illustration 3 g00352823
(42) The plugs are installed into the cylinder head at the following depth. ... 4.3 0.8 mm (0.17 0.03 inch)