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 TM 5-1940-277-20
TM 1940-20/2
TOOLS: 6 In. Crosstip Screwdriver, No. 2 Point
1 1/4 In. Open End Wrench
Nut Driver Set
Adjustable Wrench
PARTS/MATERIALS: Switch Panel Unit 1
REMOVE:
1.
Switch master switch off (refer to paragraph 1-17).
2.
Open access panel door under control console (refer to paragraph 3-154).
3.
Using crosstip screwdriver, remove four screws (1) that secure junction box unit 1 cover to junction box (2) and re-
move cover.
4.
At junction box unit 1, use open end wrench and adjustable wrench to loosen and unscrew cable gland hex nuts (3)
where cable harnesses (4), (5) and power leads + and - (6) enters junction box.
5.
Tag leads and receptacles. Remove switch panel unit 1 cable leads from quick disconnect receptacles (7).
6.
Use nut driver to remove power leads + and - (6) from junction box unit 1 terminals (8).
7.
Carefully pull switch panel unit 1 cable harnesses (4), (5) and power leads (6) from junction box unit 1 (2).
8.
Using crosstip screwdriver, remove 14 screws (9) that secure switch panel unit 1 (10) to console.
Remove the switch panel with cable harnesses and power leads from console.
9.
3-107
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