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T M 9 - 2 8 1 5 - 2 0 2 - 3 4 5-37. (10) (a) (b) (c) (f) (g) CYLINDER HEAD REPAIR (Cont) Injector  tube Replace injector tubes if cylinder head leaked at injector tube during pressure test. Replace injector tubes as follows: Place injector tube installer (94) in injector tube  (95). Insert pilot (96) through small hole in injector tube and thread pilot in threaded hole at end of installer (94). Tap end of pilot (96) to loosen injector tube. Lift injector tube, pilot, and installer from cylinder head. Discard injector tube (95) and seal ring (97). (d) Thoroughly clean injector tube hole in cylinder head to remove dirt, burrs, or foreign material preventing tube from seating properly. (e) Lubricate injector tube seal (97) with engine oil and place in counterbore of cylinder head. NOTE There are two injector tube installers, a fixed installer for the old style tube and an adjustable installer for the current injector tube. The current tube has “606” stamped on top  flange. For proper installation of current injector tube, the installer 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. Place installer (94) in injector tube (95). Then insert pilot (96) through small hole in injector tube and thread into tapped hole at end  of  installer. Slip injector tube (95), installer (94), and pilot (96) into injector bore and drive in place. 5-52 C  h  a  n  g  e      1


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