SHAFT 8J6296 - Caterpillar

Illustration 1 g03130701
Table 1
Specification for 128-1143 Cylinder Head Gp
Item Qty Part Specification Description
1 1 5B-7890 Pipe Plug Before assembly, apply Loctite C5A copper anti-seize to the threads.
2 6 131-0420 Cylinder Head Fastener Gp Before assembly, apply engine oil to cylinder head bolt threads.
Use the following procedure in order to tighten the cylinder head bolts. Refer to Illustration 1 for the tightening sequence:
1. Tighten bolt 1 through bolt 8 in the numerical sequence to 30 5 N m (22 4 lb ft).
2. Again, tighten bolt 1 through bolt 8 in the numerical sequence to 270 35 N m (200 26 lb ft).
3. Again, tighten bolt 1 through bolt 8 in the numerical sequence to 450 20 N m (332 15 lb ft).
4. Tighten two bolts (4) only after bolt 1 through bolt 8 have been given the final torque. Tighten two bolts (4) to 55 10 N m (41 7 lb ft).
3 2 131-0421 Cylinder Head Fastener Gp
4 2 5B-0213 Bolt
Illustration 2 g03130278
Table 2
Item Qty Part Specification Description
5 3 3B-0623 Cup Plug Apply high strength or high temperature anaerobic flange sealant to the bores for the cup plugs prior to the installation.
6 5 3B-0645 Cup Plug Apply high strength or high temperature anaerobic flange sealant to the bores for the cup plugs prior to the installation.
Installation depth (F) is 1.0 0.5 mm (0.04 0.02 inch).
7 2 6I-1713 Valve Seat Insert During installation, shrunk the valve seat insert with reduced temperature.
8 2 122-5963 Valve Seat Insert During installation, shrunk the valve seat insert with reduced temperature.
E 2 3B-0623 Cup Plug Apply high strength or high temperature anaerobic flange sealant to the bores for the cup plugs prior to the installation.
Installation depth of the cup plugs from the top surface of the cylinder head is 9.0 0.5 mm (0.35 0.02 inch).
9 1 4P-6925 Oil Sleeve During installation, shrunk the oil sleeve with reduced temperature.
Installation depth is 16.5 1.0 mm (0.65 0.04 inch).