ARMY TM 9-2805-257-14 AIR  FORCE  TO  38G2-103-2 NAVY NAVFAC P-8-612-14E 5-18. Piston and Connecting Rod Assembly. This  task  covers: a.  Removal b. Repair c.   Installation INITIAL  SETUP Tools Materials/Parts   (cont) General  Mechanic’s  Tool  Kit  (Item  1,  Appendix  B) Lockwasher,  Tab  (NSN  2805-00-439-8116) Wrench,  Torque  (NSN  5120-00-230-6380) Ring,  Retaining  (NSN  5365-00-070-1928) (Item 3, Appendix B) Compressor,  Ring  (NSN  5120-00-250-6055) Equipment  Condition Materials/Parts Cylinder  head  assembly  removed  (para.  5-14) Oil  pan  removed  (para  5-7). Rags, Wiping (Item 6, Appendix D) Solvent,  Drycleaning  (Item  7,  Appendix  D) Rings,  Piston  (NSN  2805-01-093-2392) a. Removal. (figure 5-17) (1) (2) (3) (4) 5-38 WARNING Dry  cleaning  solvent  PD-680  used  to  clean  parts  is  potentially  dangerous  to  personnel and property. Avoid repeated and prolonged skin contact. Do not use near open flame or excessive heat. Flash point of solvent is 100°F -138°F (38°C-60°C). NOTE This  engine  is  equipped  with  two  piston  and  connecting  rod  assemblies,  the  removal  and installation  procedures  are  the  same  for  both. Remove carbon deposits from top of piston (1) and cylinder wall (2) and clean with dry cleaning solvent. Bend tangs on Iockwasher (3) out. Remove bearing cap bolt (4), dipper bolt (5), Iockwasher (3) and remove connecting rod cap (6). Slide piston (1) out of cylinder (7).