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 243 of 319

3-208

TM 5-2350-262-20-3

YES

from block 8

12

Remove all test equipment and

connect hoses.

Verify problem with operator.

13

Remove all test equipment and

connect hoses.

Replace directional control

valve bank.

YES

NO

YES

NO

15

VEHICLE DOES NOT RESPOND TO DRIVER CONTROLS (CONTINUED)

11

Perform

main relief valve adjustment.

Can main relief valve be adjusted to

3,950-4,050 psi (27,235-27,925 kPa)?

10

Perform main relief valve test.

Is pressure between 3,950-4,050 psi (27,235-

27,925 kPa)?