HOSE 3808672 - Caterpillar

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Cylinder Head Gasket (28) Scalloped Edge
Determine the correct cylinder head gasket to use. Refer to Illustration 1 and Illustration 2.
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Install the correct cylinder head gasket (26) and new O-ring seals (27) on the cylinder block. Inspect the condition of the remaining gaskets. Replace the gaskets, if necessary.Note: To avoid damage to the cylinder head gasket, use guide bolts of an appropriate size to install the cylinder head.
Use a suitable lifting device to install the cylinder head on the cylinder block.
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Install four gaskets (24) on cylinder head (25) .
Install new cylinder head bolts (23). If the engine is equipped with a compression brake, then also install new head bolt studs.
Lubricate the following components with Tooling (G) : the bolt threads, the underside of the bolt heads and the washers. Follow Step 13 for the correct tightening procedure.
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Note: Engines that are equipped with a compression brake will have three head bolt studs. Install the head bolt studs in positions (2), (8), and (10). Tighten the head bolt studs in sequence with the cylinder head bolts.
Tighten the cylinder head bolts according to the following procedure:
Tighten bolt (1) through bolt (26) in a numerical sequence to a torque of 160 15 N m (120 11 lb ft).
Tighten bolt (1) through bolt (26) again in a numerical sequence to a torque of 160 15 N m (120 11 lb ft).
Place an index mark on each bolt head. Turn bolt (1) through bolt (26) in a numerical sequence for an additional 90 degrees (1/4 turn).
Loosen bolt (1) through bolt (26) until the washers are loose under the bolt heads.
Tighten bolt (1) through bolt (26) in a numerical sequence to a torque of 160 15 N m (120 11 lb ft).
Tighten bolt (1) through bolt (26) again in a numerical sequence to a torque of 160 15 N m (120 11 lb ft).
Place an index mark on each bolt head. Turn bolt (1) through bolt (26) in a numerical sequence for an additional 90 degrees (1/4 turn).
Tighten bolt (27) through bolt (33) in a numerical sequence to a torque of 28 7 N m (20 5 lb ft).
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Install head bolt spacers (22) on the three head bolt studs. Tighten head bolt spacers (22) to a torque of 100 20 N m (75 15 lb ft).
Install water outlet manifold (21) and bolts (20) .
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Hold line (19) in position and connect fittings (17). Install bolts (18) .
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Connect wiring harness (14). Tighten bolt (16) to a torque of 6 1 N m (53 9 lb in).
Connect hose (15) .
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Connect sensor connector (12). Install the clip, the washer, and bolt (11). Secure the wiring harness with tie straps (13) .
Install fuel filter (10) with Tool (A). Follow the instructions on the fuel filter.
Connect hose (9) .
Install hose (8) .
Install the bolts, the washers, and two nuts (7) .
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Install tube assembly (5) with the O-ring seals, two