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ARMY TM 9-2815-254-24 AIR FORCE TO 38G1-94-2 b. Install PCV assembly, refer to paragraph 3-20.3. c. Install valve rocker oil feed pipe, refer to paragraph 3-16.2. d. Perform adjustment procedures, refer to paragraph 3-26.6. e. Position  new  preformed  packing  (6)  and  rocker  cover  (5)  on  cylinder  head  and  secure  with  two  bolts  (1),  wash- ers (2) and new gaskets (3). Tighten bolts to 114 in-lbs (13.0 Nm) 3-26.6.  Adjustment. a. Remove rocker cover (5, FIGURE 3-52) if not already removed, refer to paragraph 3-26.1. b. Ensure all eight retaining plate bolts (7) are tight. If not, tighten in accordance with paragraph 3-26.5. c. Rotate crankshaft until crankshaft pulley TDC line is aligned with timing pointer. This will bring piston in No. 1 or No. 4 cylinder to TDC on compression stroke. d. Check for play in No. 1 intake and exhaust valve push rods. If push rods have play, No. 1 piston is at TDC on compression stroke. If push rods are depressed, No. 4 piston is at TDC on compression stroke. e. Adjust valve clearance for rocker arms shown in View A of FIGURE 3-59 as follows: (1) Loosen nut (19, FIGURE 3-52) and adjusting screw (20). VIEW A VIEW B FIGURE   3-59.   Valve   Clearance   Adjustment   Sequence 3-109


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