This task covers:
f. Prime Hydraulic Pump
Shop Equipment, Automotive Maintenance and
ECV shut off, system off, power panel and rear
control panel tagged.
ECV parking brake set.
ECV hood raised and secured
(see TM 9-2320-387-24-1).
Primary hydraulic pump belt removed
assembly quick disconnects uncoupled.
Inner fender and air duct removed
(see TM 9-2320-387-24).
A small amount of hydraulic fluid will be released when removing tubes. Collect fluid in a
container and clean any spillage with rags.
Remove/disassemble only to the extent necessary to remove or replace defective
assemblies/components. Use standard maintenance shop practices/procedures.
Close shut off valve (1) to hydraulic pump (2).
Remove four bolts (3) and four lockwashers (4) securing two flange halves (5) and hose assembly
(6) to hydraulic pump (2). Discard four lockwashers (4).
Remove and discard O-ring (7) from hose assembly (6).
Disconnect hose assembly (8) from hydraulic pump (2).
Disconnect hose assembly (9) from elbow (10).
Remove elbow (10) from hydraulic pump (2).
Remove and discard O-rings (11 and 12) from elbow (10).
Disconnect tube assembly (13) from elbow (14).
Remove four bolts (15) and four lockwashers (16) securing two flange halves (17) and elbow (14)
to hydraulic pump (2). Discard four lockwashers (16).