( 2 0 ) T u r n o f f c i r c u i t b r e a k e r .
(21) Remove paper
(22) Turn on room
(23) Unplug power
(24)
Replace
dust
c .
Adjust lens easel
from easels projection surface.
l i g h t s .
c o r d.
c o v e r .
t i l t c i r c l e s a n d c o n j u g a t e d i s t a n c e s c a l e s .
(1) Remove dust cover.
( 2 ) T u r n o f f c i r c u i t b r e a k e r .
(3) Plug in power cord.
(4) Connect TILT and MAG assemblies and hand magnifier.
7-83
TM 5-6675-319-14