TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
s.
UPPER REAR DOOR (continued).
(1) UPPER REAR DOOR DOES NOT GO UP OR
DOWN. All other hydraulic systems operate.
I
Initial Setup:
Tools/Test Equipment:
Equipment Conditions:
l General mechanics tool kit (Item 24,
l MASTER switch set to OFF (refer to TM
Appendix 1)
9-2350-287-10).
A. 1. Open lower rear door (refer to TM 9-2350-
287-10).
2. Inspect upper rear door and hinges for
damage or binding.
Is ballistic shield damaged or are hinges binding?
Repair or replace damaged hinges or
upper rear door (para 15-31). Verify
problem is solved.
B. Inspect hydraulic actuator for damage or
signs of fluid leakage.
Are any leaks or damage found on actuator?
Replace damaged hydraulic actuator
(para 17-29). Verify problem is solved.
C. Inspect all hydraulic hoses, lines, fittings, and
components from directional control valve to
hydraulic actuator for damage or signs of
leakage.
Are any of the hoses, lines, fittings, and
components damaged or leaking?
Continued on next page
2-274