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 WP 0142 00-2 DISASSEMBLY (Continued) 2. Remove rings (1, 2, 3) from piston (4). a. Place jaws of remover and replacer (5) (item 78, WP 0176) in the end gap of upper piston ring (1). b. Spread ring (1), lift out of groove, and remove from piston. c. Mark rings for identification showing piston number and groove location. d. Remove two intermediate compression rings (2) and oil control ring (3) in the same manner. 5 4 3 2 2 1 6 3. Remove oil control ring (3) expander spring (6) by separating at parting line. 4