TM 5-6675-316-14
(6) Loosen adjustment locking screws.
(7) Loosen eccentric locknut.
NOTE
If tops of characters are light, lower flash tube socket. If bottom of
characters are light, raise flash tube socket.
(8) Adjust eccentric stud.
(9) Tighten eccentric locknut while holding eccentric stud.
(10) Tighten adjustment locking screws.
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