HATCH GP-ROOF 4923915 - Caterpillar

Illustration 1 g01676750
Table 1
Specification for 318-3128 Crankshaft Gp
Item Qty Part Specification Description
- - - End play for a new crankshaft is 0.17 to 0.63 mm (0.007 to 0.025 inch).
Note : Before assembling the crankshaft into the cylinder block, lubricate the main bearing journals with clean engine oil.
Note : The thrust plates should be used only on the rear main bearing.
- - - Maximum crankshaft deflection is 0.03 mm (0.001 inch).
A 1 146-3173 Dowel Extension is 9.0 0.5 mm (0.35 0.02 inch).
1 286-5311 Dowel
1 - - For more information on the connecting rod bearing journals and connecting rod bearings refer to Specifications, "Connecting Rod Bearing Journals" .
2 - - For more information on the main bearing journals and main bearing refer to Specifications, "Main Bearing Journals".
Illustration 2 g01473592
Table 2
Item Qty Part Specification Description
3 8 2W-2288 Plug Tighten to 50 7 N m (37 5 lb ft).
4 34 237-8306 Bolt As Use the following procedure to tighten the bolt assemblies (4):
Note : Do not reuse the counterweight bolts. Tighten the counterweight bolts evenly.
1. Lubricate the threads of the bolts, shank, the contact surface under the bolt head and the washer with 6V-4876 Lubricant.
2. Tighten to 220 20 N m (162 15 lb ft).
3. Again, rotate each bolt to 90 5 degrees.
D 14 095-0893 Spring Pin Maximum extension is 8 mm (0.3 inch).
Illustration 3 g01473613
Table 3
Item Qty Part Specification Description
G 1 345-8567 Dowel Pin Extension of the dowels is 10.0 0.5 mm (0.39 0.02 inch).