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 TM 5-1940-277-20
TM 1940-20/2
2.
Turn lens (2) counterclockwise until lens mark (3) alines with removal mark (4) on light assembly base (5).
Remove lens (2) from light assembly base (5).
3.
Remove bulb (6) from lamp socket (7) by pushing in, turning onequarter turn to left and pulling out.
4.
Using flat tip screwdriver loosen terminal screws (8) and disconnect wires (9).
5.
Remove silicone sleeves (13) from the wires (9).
6.
7.
Using flat tip screwdriver remove two screws (10) and washers (11) securing light assembly base (5) and mounting
gasket (12) to mast top. Keep screws for installation.
Pull light assembly base (5) away from mast top so that wires (9) slip through hole in base.
8.
INSTALL:
Install helicoils in base of new lamp assembly as shown.
1.
Slide silicone sleeves (13) provided with new assembly on to the wires (9).
2.
Feed wires (9) from the mast through the mounting gasket (12) provided with new assembly and hole in base.
3.
Place stripped ends of wires (9) as tagged on terminal screws (8) and secure using flat tip screwdriver.
4.
Using flat tip screwdriver install two screws (10) and washers (11) securing light assembly base (5) to mast top.
5.
Place bulb (6) in lamp socket (7) push down, and turn onequarter turn to dght to secure.
6.
7.
Place lens (2) on light assembly base (5) so that lens mark (3) alines with removal mark (4).
Turn lens (2) clockwise until lens mark (3) alines with stop position on light assembly base (5).
8.
Raise mast (refer to paragraph 3-8).
9.
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