ENGINE MAINTENANCE. (cont) - TM-5-3805-261-34

ENGINE MAINTENANCE. (cont) - TM-5-3805-261-34_875

ENGINE MAINTENANCE. (cont) - TM-5-3805-261-34_877

TM-5-3805-261-34 Grader Heavy Road Motorized (Caterpillar Model 130 G) Manual
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TM 5-380-261-34 ENGINE MAINTENANCE. (cont) 13-8. Piston and Connecting Rod. (Sheet 11 of 12) INSTALLATION (cont) 4. Install pin (7) and two retaining rings (6) in piston (8). CAUTION Piston ring expander must be used to install rings. Use of any other tool may result in damage to piston lands. 5. Install oil ring (5) over spring in lowest groove with ring gage 180 degrees from spring joint. 6. Using ring expander, install piston rings (4 and 3). Stagger ring gaps 120 degrees, making sure the letters UP is toward top of piston rings (4 and 3). 7. Install two bearings (12) into cap (2) and connecting rod (11, Figure 13-48). 8. Install bolts (10) into connecting rod (11). 9. Repeat steps 1 thru 4 for remain- ing pistons and connecting rod assemblies. 10. Rotate crankshaft counterclock- wise on front of cylinder block until bearing journal for piston to be installed is bottom, dead center. 11. Using clean oil, swab cylinder lines and bearing journal on cylinder block. 12. Using clean oil, dip piston (8). 13. Inspect piston rings, making sure that gaps are 120 degrees apart. Go to Sheet 12 13-50 Figure 13-47. Figure 13-48.

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