MWO-5-2350-262-35-4
ARMORED COMBAT EARTHMOVER (ACE), M9
MODIFICATION WORK ORDER
MWO-5-2350-262-35-4 - Page 169 of 207
MWO 5--2350--262--35--4
A--4
APPENDIX A
M9 ACE HDC
MWO CHECK--OUT PROCEDURE -- CONTINUED
6. Transducer T6 check:
a)
Push the RESET VALVES button and verify all the valves are set to the power OFF setting and are in
the default position. Reference Table A--1.
b)
Verify that the SPRUNG/UNSPRUNG lever is in the UNSPRUNG position.
c)
Have the vehicle operator move the left SUSPENSION CONTROL lever to the RAISE position, and hold
it there until the vehicle reaches the maximum height.
d)
Verify that the pressure reading for T6 is greater than 2,800 psig. (T6 is now reading the pressure
setting of the left suspension relief valve, and indicates that transducer T6 is working properly.)
e)
Have the vehicle operator release the left SUSPENSION CONTROL lever.
7. Valve V21 and transducer T3 check:
a)
Push the RESET VALVES button on the control box, and verify all the valves are set to the power OFF
setting and are in the default position. Reference Table A--1.
b)
Slowly close ball valve V21 until the pressure reading on T3 display exceeds 3,000 psig. (This indicates
that V21 and T3 are both working properly.)
c)
Open ball valve V21.
8. Valve V22 and transducer T4 check:
a)
Push the RESET VALVES button on the control box, and verify all the valves are set to the power OFF
setting and are in the default position. Reference Table A--1.
b)
Slowly close ball valve V22 until the pressure reading on T4 display exceeds 3,000 psig. (This indicates
that V22 and T4 are both working properly.)
c)
Open ball valve V22.
9. Reserved
10. Reserved
11. Valve V5 and transducer T1 check:
a)
Push the RESET VALVES button on the control box, and verify all the valves are set to the power OFF
setting and are in the default position. Reference Table A--1.
b)
Have the vehicle operator place the vehicle in UNSPRUNG mode.
c)
Use the LINE UP and LINE DOWN buttons to select valve V5. Press CHANGE POSITION to close
valve V5.
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