TM 5-3805-262-20
12-1. SIGNALING DEVICES MAINTENANCE (CONT)
d. Turn Signal Lamp Assemblies Bulb.
This task covers replacement of bulb used
in turn signal lamp assemblies installed on cab at top .
TOOLS: No. 1 Common Organizational Maintenance Tool Kit
Screwdriver
MATERIALS/PARTS: Clean cloths (Appendix C, item 1)
( 1)
(2)
(3)
( 4)
I f
Detergent (Appendix C, item 3)
Bulb (FSCM 77977 PN 307)
Lens kit (FSCM 77977 PN 9016A) (use
Remove three screws (l).
Remove lens (2) and gasket (3).
Depress bulb (4) and turn counter-
clockwise to remove from body (5).
To install new bulb (4), position
bulb in socket, depress, and turn
clockwise.
NOTE
l e n s ( 2 ) i s c r a c k e d o r o t h e r w i s e
if lens is damaged)
d a m a g e d , r e m o v e r e m a i n i n g l e n s a nd
g a s k e t ( 3 ) ( s t e p s 1 a n d 2 a b o v e ) .
D i s c a r d l e n s”
a n d g a s k e t s a n d i n s t a l l
l e n s k i t .
( 5 ) C l e a n l e n s ' using clean cloth moistened
with detergent. Dry using clean cloth .
(6) Position gasket (3) and lens (2) on body (5).
( 7 ) I n s t a l l a n d t i g h t e n t h r e e s c r e w s ( l ).
NOTE
I f l e n s k i t i s b e i n g i n s t a l l e d , p e r f o r m s t e p s ( 6)
install remaining gasket and lens.
a n d ( 7 ) a b o v e to
12-16
