ENGINE HARNESS ASSEMBLY 1538920 - Caterpillar

Remove & Install Connecting Rod Bearings
Start By:a. remove oil pan 1. Turn the crankshaft until two pistons are at bottom center. Remove connecting rod caps (1) from the two connecting rods. Remove the lower half of the bearings from the caps.2. Push the connecting rods away from the crankshaft, and remove the upper half of the bearings.
Do not turn the crankshaft while any of the connecting rod caps are removed.
The following steps are for installation of the connecting rod bearings. Put clean engine oil on the bearings for final assembly.3. Clean the surfaces where the bearings fit. Install the upper half of the bearing in the connecting rod. Pull the connecting rod slowly on to the crankshaft.4. Install the lower half of the bearing in the cap.
When the connecting rod caps are installed, make sure that the numbers on the side of the caps are next to and respective with the number on the side of the connecting rods.
5. Put 4C-5593 Thread Lubricanton the threads of the rod bolts and seat surfaces of the nuts. 6. Put rod caps (1) in position on the connecting rods, and install the nuts. Tighten the nuts to a torque of 40 4 N m (30 3 lb ft). Put a mark on each nut and the end of each bolt. Tighten the nuts 60 5 degreesmore.7. Do Steps 1 through 6 again for other bearings. For more detailed information regarding the connecting rod bearings, see the topic "Bearings For Connecting Rods And Mains" in the Specifications Manual.End By:a. install oil pan