Quantcast Intake  and  Exhaust  Valves.

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ARMY  TM  9-2805-262-14 AIR  FORCE  TO  38G2-90-1 NAVY  NAVFAC  P-8-613-14E 5-10.  Intake  and  Exhaust  Valves. This  task  covers: a. Removal b.  Inspection c.  Installation INITIAL  SETUP Tools Equipment  Condition General Mechanic’s Tool Kit (Item 1, Appendix B) Cylinder  head  removed  (para.  5-7). Compressor,  Valve  Spring  (NSN  5130-00-096-6677) (Item 3, Appendix B) Materials/Pads Rags, Wiping (Item 7, Appendix D) Solvent,  Drycleaning  (Item  8,  Appendix  D) a. Removal. (figure 5-7) (1) Remove rocker clip (1) and remove rocker shaft (2) and rocker (3). (2) Using suitable valve spring compressor, compress valve spring (4), and remove two retainers (5), valve (6), roto cap (7), and valve spring (4). (3) Repeat step 2 for remaining valve, b.  Inspection. WARNING (1) (2) Drycleaning  solvent  PD-680  used  to  clean  parts  is  potentially  dangerous  to  personnel  and property. Avoid repeated and prolonged skin contact. Do not use near open flame or excessive heat. Flash point of solvent is 100°F-138°F (38°C-60°C). Clean all items in drycleaning solvent, and dry thoroughly. Inspect all items for excessive wear, and replace all items that are worn or otherwise damaged. Refer to table 5-2 for wear limits. c. Installation (figure 5-7) (1) (2) (3) (4) 5-18 Reseat valves in cylinder head to ensure proper seal. Regrind valves as necessary. Refer to table 5-2). Install valve (6), valve spring (4) and roto cap (7). Using  suitable  valve  spring  compressor,  compress  valve  spring  (4)  and  install  two  retainers  (5). Position rocker (3) in cylinder head (8).


 


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