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 143 of 319

3-108

TM 5-2350-262-20-3

YES

NO

FRONT CORNER (LEFT OR RIGHT) RAISES IN SPRUNG, BUT NOT UNSPRUNG MODE

(CONTINUED)

7

29

Perform main hydraulic pump test.

Does main pump develop 3,950-4,050 psi

(27,235-27,925 kPa)?

NO

from block 25

or 27

30

Replace main hydraulic pump.

31

Replace directional control valve bank.