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 141 of 644
EJECTOR DOES NOT EXTEND OR RETRACT - Continued
T00911HDC
1
3
2
4
5
Figure 8.
Hydraulic Diagnostic Center (HDC) Control Box.
(3)
Adjust main relief valve 13L (Figure 9, Item 4) by loosening jam nut (Figure 9, Item 3) and rotating
adjustment screw (Figure 9, Item 2) clockwise to increase pressure; counterclockwise to decrease
pressure.
(4)
When hydraulic pressure is within limits, tighten jam nut (Figure 9, Item 3).
(5)
Stop engine; relieve hydraulic pressure.
c.
Main relief valve 13R (Figure 9, Item 1).
(1)
Repeat previous steps using the right-hand SUSPENSION CONTROL lever, main relief valve 13R
(Figure 9, Item 1), and read T-3 pressure.
(2)
Adjustment for main relief valve 13R (Figure 9, Item 1) is on underside of main relief valve 13R
(Figure 9, Item 1).
T00912HDC
4
3
2
1
Figure 9.
Main Relief Valve 13L and 13R.
(3)
Stop engine; relieve hydraulic pressure.
TM 5-2350-378-23&P
0011
0011-9
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