Speakers, I/L and O/L

Figure 4-34. Sound Powered Phones and Bracket, Replace

Figure 4-35. Speakers, I/L and O/L, Replace

TM-5-4220-227-14 MK12 Surface Supported Diving System (SSDS) (NSN 4220-01-097-5674) Manual
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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

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