TM 5-4220-227-144-48. Speakers, I/L and O/LThis task covers: ReplaceINITIAL SETUP:ToolsEquipment ConditionGeneral Mechanic's Tool KitChamber shut down (para. 2-15).(NSN 5180-00-177-7033)Materials/PartsSpeakerReplace.(figure 4-35)NOTEThere 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) andremove 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 setvolume control (12).(8)Remove two pins (4), supports (3), close hood assembly door (2), and secure with two latches (1).4-80
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business