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 310 of 790

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

HYDRAULIC OIL OVERHEATS -- Continued

0016 00

Figure 5. Manifold Hoses

OVERHEATED HOSES CHECK

WARNING

S

Before performing any hydraulic troubleshooting in bowl, move

ejector forward and engage the ejector lock. Failure to comply may

result in severe injury or death to personnel.

S

Do not operate ejector when personnel are in bowl. Do not work in

bowl unless ejector lock is engaged. Failure to comply may result in

severe injury or death to personnel.

S

Do not stand or work in bowl area unless ejector lock is engaged.

Do not stand in bowl to observe roller guide travels. Failure to

comply may result in severe injury to personnel.

S

When folding dozer blade, work on blade latches from side of

vehicle only. Do not stand In front of dozer blade while retracting

ejector. Failure to comply may result in severe injury to personnel.

NOTE

Begin this procedure with the engine cold.

Start engine and allow engine to run for about five minutes before testing for

overheating.

As engine warms, carefully feel CONT VLV--19 (Figure 5, item 2), CONT VLV--20

(Figure 5, item 3), SPNSN PUMP DRAIN--7V hose (Figure 5, item 1), relief VLV--7 tube

(Figure 5, item 6), CONT VLV--21 hose (Figure 5, item 4), and CON VLV--22 hose

(Figure 5, item 5) with an ungloved hand. Hoses should feel warm but not hot.

Continued on page 0016 00--9.

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