TM 9-2320-366-34-4
20-3. CYLINDER HEAD REPAIR (CONT)
(13) Insert lower pilot (10) into injector sleeve (11).
(14) Install washer (12) and nut (13), loosely, at bottom side
of cylinder head (1).
NOTE
Use large bushing (identified by an "L" or by
a coarse knurl) if it will slip into bore with
hand force.
If large bushing can not be
installed as stated, select smaller bushing
(identified by an "S" or a fine knurl).
(15) Select a guide bushing (14) that best fits into cylinder
head injector bore (15), above the sleeve that is to be
removed.
(16) Remove guide bushing (14) from cylinder head (1).
(17) Install tap in injector sleeve (11).
(18) Install pilot end of tap in pilot bore of lower pilot (10).
(19) Lubricate injector sleeve (11) and cutting threads of tap.
(20) Install bushing guide (14) over shank of tap and into
cylinder head injector bore (15).
(21) Tighten nut (13) on lower pilot (10).
(22) Install 1/2-in. drive socket on tap.
(23) Turn tap right until tap comes in contact with top surface
of lower pilot (10).
(24) Remove tap and guide bushing (14).
(25) Remove any debris from newly cut threads.
(26) Remove nut (13) and washer (12) from lower pilot (10).
20-8
