TM 9-2350-277-20-3
REPLACE MASTER SWITCH (M113A3, M901A3, M1059A3, M1064A3, AND M58 ONLY)
Continued
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3.
Remove nut (8) , lockwasher (9) , circuit 50 lead (10) , and circuit 49 lead (11) from master switch terminal (12) .
Discard lockwasher.
4.
Remove nut (13) , lockwasher (14) , and conductor bus (15) with attached leads from master switch terminal (16) .
Discard lockwasher.
5.
Remove screw (1) , washer (2) , and knob (3) from master switch (4) .
6.
Remove two locknuts (5) , screws (6) , master switch (4) , and nameplate (7) from master switch panel (8) . Discard
locknuts.
INSTALLATION
NOTE
Make sure nameplate is not installed upside down.
1.
Align master switch (4) and nameplate (7) on master switch panel (8) . Secure with two screws (6) and new locknuts (5) .
2.
Place knob (3) on master switch (4) . Secure with washer (2) and screw (1) .
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