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 217 of 319
TM 5-2350-262-20-3
3-182
To block 13
11
Perform actuator port 11 pressure test.
Is hydraulic pressure greater than 2,500 psi
(17,238 kPa)?
To block 20
8
Check for blockage in LH 4 SPNSN
UNIT-8 hose.
Is there blockage?
6
Perform actuator hose 9 flow test.
Is there a steady flow of oil?
NO
from block 4
YES
from block 1
YES
NO
YES
NO
YES
NO
YES
NO
7
Check for blockage in REAR SPNSN UNIT-9 hose.
Is there blockage?
12
REAR OF VEHICLE RAISES IN SPRUNG, BUT NOT UNSPRUNG MODE (CONTINUED)
10
Clear or replace hose.
Verify problem is solved.
9
Clear or replace hose.
Verify problem is solved.
12
Verify problem with operator.
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