TM-5-2350-378-23-P
ARMORED COMBAT EARTHMOVER (ACE), M9; HYDRAULIC DIAGNOSTIC CENTER
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JUNE 2012
TM-5-2350-378-23-P - Page 172 of 644
FRONT CORNER (LEFT OR RIGHT) RAISES IN SPRUNG, BUT NOT UNSPRUNG MODE - Continued
STEP
14.
Perform circuit 3 hoses and lines blockage check.
WARNING
Do not work under vehicle unless hull is properly blocked or allowed to settle on bump
stops. Failure to comply may result in severe injury or death to personnel.
a.
Check for blockage in all hoses and lines applicable to corner of vehicle which will not raise (Figure 10).
RH MAIN MANF FRONT-3R
T00115HDC
RH FWD MANF-3R
FWD MANF
ADPTR-3
NO 1 SPSN
UNIT-3
RH MAIN MANF
BOT-3L
FWD MANF
ADPTR-3
NO 1 SPSN
UNIT-3
LH MAIN MANF
FRONT-3L
RH MAIN MANF
TOP-3R
LH MAIN MANF
TOP-3L
LH MAIN
MANF BOT-3R
CONT VLV-3R
LH FWD
MANF-3L
CONT VLV-3L
Figure 10.
Circuit 3 Components, Hoses and Lines.
b.
Connect hoses. Verify problem with operator.
CONDITION/INDICATION
Is there any blockage?
DECISION
YES - Clear blockage or replace lines (TM 5-2350-262-20). Verify problem is solved.
NO - A previous task was incorrectly performed or results misinterpreted. Verify results of all previous tests,
beginning at Step (1).
STEP
15.
Perform No. 1 actuator pressure test (port 11) using HDC.
a.
Reset all HDC solenoid valves by selecting RESET VALVES button (Figure 11, Item 5) on HDC control
box.
TM 5-2350-378-23&P
0012
0012-16
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