Quantcast Inspection/Repair (cont) - TM-9-2815-202-34_306

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TM   9-2815-202-34 4-38.   CYLINDER   HEAD   REPAIR   (Cont) (10) Injector tube Replace injector tubes if found leaking  during  pressure  test.  Replace injector  tubes  as  follows: l l (a) (b) (c) (d) (e) Place  injector  tube  installer  (92) in injector tube (93). Insert pilot (94) through small hole in injector tube (93) and thread pilot in threaded hole of installer  (92). Tap end of pilot (94) to loosen injector  tube  (93).  Lift  injector tube, pilot, and installer (92) from cylinder  head.  Discard  injector tube and seal ring (95). Thoroughly  clean injector  tube  hole  in  cylinder  head  to  remove  dirt,  burrs,  or  foreign material  preventing  tube  from  seating  properly. Lubricate  injector  tube  seal  (95)  with  engine  oil  and  place  in  counterbore  of  cylinder head. NOTE There are two injector tube installation tools, a fixed tool for the old style tube and an adjustable tool  the current  injector tube. The current tube has “606” stamped on top  flange. For  proper  installation  of  current  injector  tube,  adjustable  installation  tool  must contact bottom of injector tube before it touches flange at top. Clearance at top, between flange and tool, should be 0.001 to 0.010 inch. (f) Place installer (92) in injector tube (93). Insert pilot (94) through small hole in injector tube and thread into tapped hole at end of installer. 4-200


 


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