Quantcast 2-22.  VALVE  TRAIN  REPAIR

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b. Cleaning TM 9-2815-237-34 2-22.  VALVE  TRAIN  REPAIR This  task  covers: a. Disassembly c.  Inspection b. Cleaning d. Assembly INITIAL  SETUP Tools Equipment  Condition General  mechanic’s  tool  kit: Engine disassembled into subassemblies autmotive (Appendix E, Item 1) (para.  2-15). Materials/Parts Four retainers (Appendix D, Item 36) Manual References TM  9-2815-237-34P a.  Disassembly NOTE Tag  rocker  arms  for  assembly. 1. Remove four retainers (2) and rocker arms (3) from rocker shaft (1). Discard retainers (2). 2.  Repeat  step  1  for  remaining  rocker  arm  and  shaft  assemblies. Clean all components in accordance with para. 2-9. c. Inspection NOTE For  general  inspection  instructions,  refer  to  para.  2-10. 1.  Inspect  rocker  shaft  (1)  for  damage.  Replace  if  damaged. 2.  Inspect  rocker  arms  (3)  for  damage.  Replace  if  damaged. 3. Inspect pushrods (4) for blocked oil passages and damage. Replace if damaged or oil passages are  blocked. 4.  Inspect  lifters  (5)  for  damage.  Replace  if  damaged. 5. Inspect roller (6) on lifter (5) for scoring and binding. Replace lifter (5) if scored or binding. d.  Assembly NOTE For  general  assembly  instructions,  refer  to  para.  2-12. 1. Install four rocker arms (3) on rocker shaft (1) with four retainers (2). 2.  Repeat  step  1  for  remaining  rocker  arm  and  shaft  assemblies. 2-72


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