TM 5-2350-378-23&P
0006
ALL HYDRAULIC FUNCTIONS INOPERATIVE - Continued
STEP
4.
Perform main hydraulic pump test. Check transducer T-3 hydraulic pressure on HDC display.
a.
Stop engine; relieve hydraulic pressure.
b.
Reset all HDC solenoid valves by selecting the RESET VALVES button (Figure 3, Item 5) on the HDC
control box.
c.
Ensure right main hydraulic pressure inhibit valve V21 (Figure 3, Item 1) is fully opened.
1
2
3
4
5
T00405HDC
Figure 3. Hydraulic Diagnostic Center (HDC) Control Box.
WARNING
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.
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 or
death to personnel.
d.
Disable ejector by manually closing the ejector inhibit ball valve V23 (Figure 4, Item 2) on the DCV bank.
