TM-5-2350-262-20-3

ARMORED COMBAT EARTHMOVER (ACE), M9

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL; VOLUME 3 OF 3; HYDRAULIC TROUBLESHOOTING TEST PROCEDURES

TM-5-2350-262-20-3 - Page 181 of 319

3-146

TM-5-2350-262-20-3

YES

from block 21

NO

from block 22

YES

from block 22

23

Remove all test equipment and connect lines.

Replace directional control valve bank.

24

Remove all test equipment and connect lines.

Verify problem is solved.

Stop engine; relieve

hydraulic pressure.

To block 29

YES

NO

YES

NO

10

HYDRAULIC OIL OVERHEATS (CONTINUED)

25

Perform ejector relief valve test.

Is pressure 1,950-2,050 psi (13,445-14,135 kPa)?

26

Perform ejector relief valve adjustment.

Can ejector relief valve be adjusted to

1,950-2,050 psi (13,445-14,135 kPa)?

27

Stop engine; relieve hydraulic pressure.

Remove

all test equipment and connect lines.

Replace directional control valve bank.

28

Stop engine; relieve hydraulic pressure.

Remove

all test equipment and connect lines.

Verify problem is solved.