This task covers:
Shop Equipment, Automotive Maintenance and
ECV shut off, system off, power panel and rear
control panel tagged.
ECV battery ground cable disconnected
Shop Equipment: Electrical Equipment (Item 40,
(see TM 9-2320-387-24-1).
ECV parking brake set.
Remove/disassemble only to the extent necessary to remove or replace defective
assemblies/components. Use standard maintenance shop practices/procedures.
Remove and install tie-down straps as required.
Disconnect two connectors from side of vehicle control box (1).
Remove four screws (2) securing vehicle control box (1) to radio rack (3).
Remove two screws (4), two lockwashers (5) and two flat washers (6) securing EPG switch cover
(7) to cover plate (8). Discard two lockwashers (5).
Remove six screws (9), six lockwashers (10) and six flat washers (11) securing cover plate (8) to
vehicle control box (1). Discard six lockwashers (10).
Steps 3 through 6 apply to both switches (18). Note correct location of each switch before
Using extraction tool, carefully squeeze tabs (12) and pry indicator unit (13) loose from switch
Using a small, flat head screwdriver, turn two screws (15) counterclockwise until two retaining
cams (16) lay down.
Pull switch housing (14) from cover plate (8) and retainer cover (17).
Tag and unsolder leads to two switches (18).
Tag and remove leads from switch (19).
Remove two nuts (20) and washer (21) securing switch (19) and guard (22) to cover plate (8).