TM 5-4220-227-14
4-48. Speakers, I/L and O/L
This task covers:
Replace
INITIAL SETUP:
Tools
Equipment Condition
General Mechanic's Tool Kit
Chamber shut down (para. 2-15).
(NSN 5180-00-177-7033)
Materials/Parts
Speaker
Replace. (figure 4-35)
NOTE
There are two speakers, one in the O/L and one in the I/L. Replacement of the speaker is the same.
(1)
Unlatch two latches (1), open hood assembly door (2), and install two supports (3) and pins (4).
(2)
Set I/L and O/L speaker toggle switches (5) to OFF position.
(3)
Disconnect electrical connector (6) from speaker (7).
(4)
Remove two nuts (8), lockwashers (9), and screws (10) that secures speaker (7) to wall bracket (11) and
remove speaker
(5)
Position speaker (7) on wall bracket (11) and secure with two screws (10), lockwashers (9), and nuts (8).
(6)
Connect electrical connector (6) to speaker (7).
(7)
Set I/L and O/L speakers toggle switches (5) to ON position and check operation of speaker, and set
volume control (12).
(8)
Remove two pins (4), supports (3), close hood assembly door (2), and secure with two latches (1).
4-80
