TM 5-2350-378-23&P
0018
VEHICLE DOES NOT RESPOND TO OPERATOR CONTROLS - Continued
i.
Fully open right main hydraulic pressure inhibit valve V21 (Figure 4, Item 1).
j.
Stop engine; relieve hydraulic pressure.
k.
Manually open ejector inhibit ball valve V23 (Figure 4, Item 2) on DCV bank.
l.
Ensure both valves are fully open.
m.
Using LINE UP or LINE DOWN button (Figure 5, Item 3), select V1 on HDC display (Figure 5, Item 2).
n.
Open V1 on HDC display (Figure 5, Item 2) by selecting CHANGE POSITION button (Figure 5, Item 4)
on HDC control box.
1
2
3
4
5
T01606HDC
Figure 5. Hydraulic Diagnostic Center (HDC) Control Box.
CONDITION/INDICATION
Does transducer T-3 main hydraulic pump pressure read 3,950-4,050 psi (27,235-27,925 kPa)?
DECISION
YES - Go to Step (5).
NO - Replace main hydraulic pump (TM 5-2350-262-20).
