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 28 of 790
TM 5--2350--378--24&P
0004 00--3
INTRODUCTION TO TROUBLESHOOTING AND REPAIR OF THE M9 ACE HYDRAULIC
SYSTEM -- Continued
0004 00
SAFETY, CARE, AND HANDLING
Warnings are listed in the warning summary and before specific steps where they apply in the troubleshooting
work packages tests and procedures. In addition to these warnings, always keep in mind the following when
working on the M9 ACE:
S
The hydraulic system operates at pressures up to 4,500 psi (31,028 kPa).
S
Ensure the upper apron lockpins are installed anytime personnel are working on the apron or dozer
blade and anytime the apron is raised.
S
Never operate the ejector when personnel are in the bowl.
S
Always place support stands under the hull before crawling under the vehicle. The vehicle
suspension will settle down after engine has been shut off.
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