Quantcast Section XV.  PISTONS, CONNECTING RODS, CYLINDER LINERS, AND ENGINE BLOCK MAINTENANCE - TM-9-2815-256-24_214

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ARMY TM 9-2815-256-24 AIR FORCE TO 38G1-96-2 MARINE CORPS TM 2815-2415 Section XV.  PISTONS, CONNECTING RODS, CYLINDER LINERS, AND ENGINE BLOCK MAINTENANCE 3-44.  REMOVAL. 3-44.1.  Pistons and Connecting Rods. WARNING Compressed air used for cleaning can create airborne particles that may enter the eyes.  Pressure will not exceed 30 psig (207 kPa).  Eye protection required. a. Drain coolant and lubrication system, refer to end item maintenance manual. b. If engine is to be completely disassembled, perform steps b through I of paragraph 3-34.1. c. Remove cylinder head, refer to paragraph 3-34.1. d. Remove cam followers and keep in exact order, refer to paragraph 3-34.1. e. Clean engine block top deck.  Remove all old gasket material, corrosion, carbon, and other foreign material from top deck.  Use compressed air to remove loose material. f. Use short capscrews (1, FIGURE 3-140)and 1/8 inch (3.18 mm)  thick washers (2) to bolt down cylinder liners (3). Fasten liners in seven locations.  Tighten capscrews to 50 ft-lbs (68 Nm). FIGURE 3-140.  Fastening Cylinder Liners CAUTION Do not rotate crankshaft with cylinder head removed unless liners are bolted down.  Bolt liners down before removing pistons. CAUTION Capscrews and washers must be tightened to the above specification to achieve an accurate reading when checking liner height above block. g. Remove  carbon  from  liner  bore  with  a  scraper  or  reamer,  refer  to  FIGURE  3-141.    Use  compressed  air  to remove loose material from cylinders. 3-190


 


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