CARRIER AS 3T2145 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 3R-1937 Barring Gp(1) 1
B 1P-1861 Retaining Ring Pliers 1
C 6V-4020 Piston Ring Expander 1
D 1U-7616 Piston Ring Compressor 1
E 334-0519 Grease -
(1) The 285-5989 Engine Turning Tooling is alternate tooling.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00764680
Use Tooling (C) to install piston rings (6) on piston (3).
The ends of the oil control piston ring should be 180 degrees away from the oil ring end gap. The white-colored section of the oil ring spring should also be visible at the oil ring end gap.
Install the intermediate ring with the side that is marked "UP" toward the top of the piston. Position the intermediate ring with the green strip on the right side of the end gap.
Install the top piston ring with the red strip on the right side of the end gap.
The piston ring end gaps must be approximately 120 degrees away from each other after installation.
Illustration 2 g00764676
Place clean engine oil on piston pin (5), the piston pin bearing, and the bore in piston pin (5).
Position conn