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|  TM 11-5820-670-30
2-77. SWITCH AND WIRING ASSEMBLY REPLACEMENT. (CONT)
5. Using screwdriver and wrench, remove two screws (6), flat washers (7), Iockwashers (8),
and nuts (9).
6. Move bracket (10) out of the way.
7. Using screwdriver, remove four screws (11) from end plate (12).
8. Using wrench, remove nut (13) and IT Iockwasher (14) from volume switch (15).
9. Using wrench, remove nut (16) and IT Iockwasher (17) from mode switch (18).
10. Using wrench, remove nut (19) and IT Iockwasher (20) from squelch switch (21).
11. Unsolder red wire (22) from electrical connector (23).
12. Using wrench, remove nut (24), IT Iockwasher (25), and ground lug (26).
13. Reinstall IT Iockwasher (25) and nut (24) on electrical connector (23) to prevent loss.
14. Remove switch and wiring assembly from U bracket (27).
INSTALLATION
Remove nut (24) and IT Iockwasher (25) from electrical connector (23).
1.
Position U bracket (27) on switch and wiring assembly.
2.
NOTE
Ensure tab on electrical connector is positioned in hole on U bracket as shown in
detailed view.
Install ground lug (26), IT Iockwasher (25), and nut (24) and, using wrench, tighten
3.
nut (24).
4.
Solder red wire (22) to center of electrical connector (23).
NOTE
When performing steps 4,5, and 6, ensure switch locating tab or tabs are in locating
holes in U bracket.
Position squelch switch (21) in U bracket (27) and install IT Iockwasher (20) and nut (19) and,
5.
using wrench, tighten nut (19).
Position mode switch (18) in U bracket (27) and install IT Iockwasher (17) and nut (16) and,
6.
using wrench, tighten nut (16).
7.
Position volume control switch (15) in U bracket (27) and install IT Iockwasher (14) and nut
(13) and, using wrench, tighten nut (13).
Position bracket (10) on switch S9102 and install nuts (5) and, using wrench, tighten nuts (5).
8.
Install two screws (6), flat washers (7), lockwashers (8), and nuts (9) through bracket (10)
9.
and side of U bracket (27) and, using screwdriver and wrench, tighten screws (6) and
nuts (9).
10.
Position end plate (12) on U bracket (27) and install four screws (11) and, using screwdriver,
tighten screws (11).
Position control panel (4) on U bracket (27) and install eight screws (3) and, using screw-
11.
driver, tighten screws (3).
NOTE
Replace two plastic insulator sheets if used.
12.
Install cover (2) and, using screwdriver, tighten two turn-lock fasteners (1).
FOLLOW-ON MAINTENANCE: Install light panel (para 2-76).
2-227
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