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 70 of 790
TM 5--2350--378--24&P
0005 00--11
USING THE HYDRAULIC DIAGNOSTIC CENTER (HDC) SYSTEM TO TROUBLESHOOT
THE M9 HYDRAULIC SYSTEM -- Continued
0005 00
Table 2. HDC SYSTEM SOLENOID VALVE DEFINITION
VALVE
NO.
ELECTRICAL
MATING
CONNECTOR
PHYSICAL
LOCATION
DEFINITION
CIRCUIT/
PORT
NOTES
V1
W2P1
Primary Manifold
Ejector Control
Extend
21
Shutoff Valve
(Normally Open)
V2
W3P2
Forward Right
Manifold
No. 1 Actuator, Right
Suspension Port 11
11/11A
Shutoff Valve
(Normally Open)
V3
W3P3
Forward Left Manifold
No. 1 Actuator, Left
Suspension Port 11
11/11A
Shutoff Valve
(Normally Open)
V4
W3P4
Aft Manifold
No. 4 Actuator, Left
Suspension Port 9
9
Shutoff Valve
(Normally Open)
V5
W2P5
Primary Manifold
Right Hand
Suspension Lower
17R
Three--Way Valve
V6
W3P6
Aft Manifold
No. 4 Actuator, Left
Suspension Port 2
2
Shutoff Valve
(Normally Open)
V7
W3P7
Aft Manifold
No. 3 Actuator, Left
Suspension Port 2
2A/2
Shutoff Valve
(Normally Open)
V8
W3P8
Aft Manifold
No. 4 Actuator, Left
Suspension Port 11
11
Shutoff Valve
(Normally Open)
V9
W3P9
Forward Left Manifold
Left Bump Stop
Cylinder Extend
11/11B
Shutoff Valve
(Normally Open)
V10
W3P10
Forward Right
Manifold
Right Bump Stop
Cylinder Extend
11/11B
Shutoff Valve
(Normally Open)
V11
W2P11
Primary Manifold
Left Hand
Suspension Lower
17L/7
Three--Way Valve
V12
W2P12
Primary Manifold
Suspension Relief
Valve Port 9
9
Shutoff Valve
(Normally Open)
V13
W2P13
Primary Manifold
Suspension Relief
Valve, Main
Accumulator
9A
Shutoff Valve
(Normally Open)
V14
W2P14
Primary Manifold
Winch Control Shutoff
C2
Three--Way Valve
V15
W2P15
Primary Manifold
Right Hand
Suspension Raise
3R
Three--Way Valve
V16
W2P16
Primary Manifold
Left Hand
Suspension Raise
3L
Three--Way Valve
V17
W2P17
Primary Manifold
Apron Cylinder
Retract (Raise)
19
Three--Way Valve
V18
W3P18
Aft Manifold
No. 4 Actuator, Left
Suspension Port 9 to
Port 2
Shutoff Valve
(Normally Open)
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