This task covers:
Shop Equipment, Automotive Maintenance and
System power off.
ECV parking brake set.
ECV Doors and mirrors removed.
ECV cab horizontal rails and bow assembly
ECU covers and doors opened or removed, as
ECU work platform installed
(see TM 10-5410-228-10).
TM 9-2320-387-24-1 & -2
Personnel Required: (4)
The ECU weighs approximately 1,100 pounds. Lifting equipment must have the capacity of
lifting the ECU plus weight of any equipment attach to it. To prevent injury to personnel,
rope off work area prior to removing ECU. Observe all safety practices for lifting to prevent
injury to personnel.
Drain any excess hydraulic fluid from lines into container. Clean spillage with rags.
Remove mist eliminator to gain access to nut holding hose clamp.
(1) Tag and disconnect hoses and drain tubes from ECU. Cover and/or plug all hydraulic openings.
(2) Disconnect connectors 1A4W2P2 and 1A4W6P1 and two hoses from ECU located behind
forward light box assembly.
(3) Remove fourteen screws (1) securing boot mounting frame (2) to inside of LMS. Pull boot free of
(4) Remove six screws (3), six lockwashers (4) and six flat washers (5) securing two bracket
segments (6) to sides of air outlet cutout on LMS. Discard six lockwashers (4).
Remove ten screws (7), ten lockwashers (8) and ten flat washers (9) securing two bracket
segments (10) to top and bottom of air outlet cutout on LMS. Discard ten lockwashers (8). Pull boot free of