SEALANT-POLYURETHANE 1752935 - Caterpillar

Illustration 1 g00635444
Right side view (1) DowelApply 7M-7456 Compound to the dowel before installation. The dowel extends above the top surface of the cylinder block by the following distance. ... 18.5 0.5 mm (0.73 0.02 inch) (2) Spacer plate Thickness of the spacer plate ... 8.585 0.025 mm (0.3380 0.0010 inch) Thickness of the gasket that is placed between the spacer plate and the cylinder block ... 0.238 0.032 mm (0.0094 0.0013 inch) Cylinder liner projection above the spacer plate ... 0.025 to 0.152 mm (0.0010 to 0.0060 inch) (3) Dowel The dowel extends above the top surface of the cylinder block by the following distance. ... 16.0 0.5 mm (0.63 0.02 inch) (4) DowelApply 7M-7456 Compound to the dowel before installation. The dowel extends above the top surface of the cylinder block by the following distance. ... 20.0 0.5 mm (0.79 0.02 inch) (5) Plug Tighten the plug to the following torque. ... 70 10 N m (52 7 lb ft) (6) Dowel The dowels extend past the end of the cylinder block by the following distance. ... 19.1 0.5 mm (0.75 0.02 inch)
Illustration 2 g00284986
View A-A
Illustration 3 g00562849
View B-B (7) Installation depth of the plug ... 2.0 2.0 mm (0.08 0.08 inch)
Illustration 4 g00891896
Front view (8) Dimension from the centerline of the crankshaft bearing bore to the top of the cylinder block New ... 425.45 0.15 mm (16.750 0.006 inch)Note: The total flatness of the top contact surface of the cylinder block must be within 0.10 mm (0.004 inch). The flatness must also be within 0.05 mm (0.002 inch) for any 177.5 mm (6.99 inch) section of the surface. (9) Bore in the cylinder block for the main bearings (10) Main bearing cap Main bearing cap width ... 215.900 0.025 mm (8.5000 0.0010 inch) Width of the cylinder block for the main bearing cap ... 215.900 0.013 mm (8.5000 0.0005 inch) (11) New dimension from the centerline of the crankshaft bearing bore to the bottom of the cylinder block pan rails ... 165.10 0.10 mm (6.500 0.004 inch) (12) Main bearing cap boltsNote: The word "FRONT" (A) must be facing forward.
Illustration 5 g00891919
Torque-turn tightening method for main bearing cap bolts (B) Number for the main bearing cap Use the following procedure in order to tighten the main bearing cap bolts:
Apply clean engine oil to the threads of the bolts.
Tighten the bolts first on the bearing tab side (1) of the cap.Torque for bolts ... 258 14 N m (190 10 lb ft)
Tighten the bolts on the opposite side (2) .Torque for bolts ... 258 14 N m (190 10 lb ft)
Put a mark on each bolt and each cap.
Tighten the bolts on the opposite side (3) from