Quantcast 3-33.  ROCKER ARM ASSEMBLY.

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ARMY TM 9-2815-255-24 AIR FORCE TO 38G1-95-2 MARINE CORPS TM 2815-24/4 I. Repeat step g. 3-33.  ROCKER ARM ASSEMBLY. 3-33.1.  Removal. a.  Remove valve cover, refer to paragraph 3-31.1. CAUTION Capscrews (1, FIGURE 3-98) must be loosened sequentially, a little at a time, to prevent warping of shaft (7). b. Remove  four  capscrews  (1)  and  washers  (2)  securing  four  supports  (3)  to  cylinder  head;  remove  rocker  arm assembly from head. c. Remove eight pushrods (4) and tag them as to their location.  This will aid in installation. 3-33.2.  Disassembly. a. Remove plug (5, FIGURE 3-98) from one end of shaft (7).  Remove two spring washers (6). NOTE As each item is removed, tag it as to its location for use during assembly. b. Remove eight rocker arms (8), four supports (3), and three springs (9) from shaft (7). 3-33.3.  Inspect and Measure. a. Inspect   rocker   arm   shaft   springs   and   measure   spring   tension.      Spring   tension   at   1.81   inches   (46   mm) compressed height is 4 to 6 pounds (18 to 27 N). NOTE If  rocker  arm  has  been  damaged  by  a  valve  failure,  replace  it  along  with  the  corresponding pushrod, valve rotator, and keepers. 3-133


 


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