Quantcast CONNECTING  ROD  NUT  TORQUING  SEQUENCE

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TM  5-2815-241-34&P PISTON   ASSEMBLY   INSTALLATION   -   CONTINUED ACTION LOCATION ITEM REMARKS 7.  Connecting  rod bolts  (1) Thread  cover  (2) Take  off. Discard. NOTE Before  performing  step  8,  coat  lower  connecting  rod  bearings  and  connecting  rod  bolts with  lubricating  oil  and  coat  hardened  washers  with  gear  oil. When performing step 8, match and aline numbers stamped on connecting rods and connecting  rod  caps. 8. Crankshaft (3) Connecting  rod  cap (4),  two  new hardened   connecting rod  washers  (5),  and two  nuts  (6) a. Put  connecting  rod  cap  on  crankshaft. b. Install  hardened  connecting  rod  washers and  nuts  using  1/2-inch  drive  15/16- inch  socket  and  ratchet  handle,  and screw  in  until  snug. Do not tighten. 9. Two  nuts  (6) Using  1/2-inch  drive  15/16-inch  socket  and 0 to 250 ft lb (0 to 350 N-m) torque wrench, torque in step sequence shown in Connec- ting  Rod  Nut  Torquing  Sequence. CONNECTING  ROD  NUT  TORQUING  SEQUENCE TIGHTENING   SEQUENCE TIGHTENING   VALUES FT LB (NY•M) Step 1 Tighten to 70 - 75 (98 - 105) Step 2 Tighten  to 140 - 150(196 - 210) Step 3 Loosen  to 0 (zero) Step 4 Tighten   to 25 - 30 (35 - 42) Step 5 Advance to 70 - 75 (98 - 105) Step 6 Advance  to 140 - 150(196 - 210) 2-64


 


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