TM-5-2350-378-24-P

HYDRAULIC DIAGNOSTIC CENTER (HDC) SUPPORTING ARMORED COMBAT EARTHMOVER (ACE), M9

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

TM-5-2350-378-24-P - Page 148 of 790

TM 5--2350--378--24&P

0009 00--15

APRON WILL NOT RAISE -- Continued

0009 00

Figure 12. Apron Cylinders Operation Check

APRON CYLINDERS OPERATION CHECK

CAUTION

Ensure apron cylinders are blocked prior to retracting disconnected

cylinder rod ends. Cylinders will drop and damage hydraulic hoses.

Stop engine; relieve hydraulic pressure.

With apron (Figure 12, item 1) lowered, remove exterior armor plates 1L and 1R.

Remove bolt (Figure 12, item 3), nut (Figure 12, item 6), two washers (Figure 12, item 2

and item 7), and clevis pin (Figure 12, item 5) from rod end (Figure 12, item 8) of both

apron cylinders (Figure 12, item 4). Block apron cylinders (Figure 12, item 4).

Start engine and hold APRON CONTROL lever in UP position. Observe movement of

apron cylinders (Figure 12, item 4).