TM-9-2815-220-24 Maintenance Manual for AVDS-1790-2CA AVDS-1790-DA and AVDS-1790-2DR Engines Download
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TM 9-2815-220-24 PISTONS, RINGS, AND ASSOCIATED PARTS REPLACE/REPAIR 0142 00 ASSEMBLY (Continued) 3. Measure ring "side" clearance. a. Measure side clearance (A, B, C) of the bottom three rings. A B C b. Replace rings that do not meet the specifications below. Location Sizes and Fits of New Parts inches (mm) Wear Limits A (Second ring groove) 0.0055L (0.1397L) 0.0075L (0.1905L) 0.0110 (0.2794) B (Third ring groove) 0.0045L (0.1143L) 0.0065L (0.1651L) 0.0100 (0.2794) C (Fourth ring groove) 0.0015L (0.0381L) 0.0035L (0.0889L) 0.0055L (0.1397L) NOTE Piston pin retaining rings need not be installed until the piston and cylinder are installed on the engine. 4 7 4. Install piston pin (7) in bore of piston (4). END OF WORK PACKAGE WP 0142 00-12