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 511 of 790
TM 5--2350--378--24&P
APPARENT HDC SYSTEM PROBLEM -- Continued
0022 00
YES
NO
from block 39
NO
NO
51
Is a “CIRCUIT FAULT” message displayed on
either LCD screen indicating that a problem
exists in one (or more) of the HDC system
solenoid valves or pressure transducer circuits?
52
Do same conditions/indications still exist?
Power off HDC system. Wait a few moments,
then power up HDC system again.
To block 60
YES
NO
53
Replace HDC control box.
54
Continue with HDC system
functional check--out.
0022 00--28/29 blank
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