TM 55-1520-240-23-6
7-16.1
FLUSHING SERIOUSLY CONTAMINATED FLIGHT CONTROL OR UTILITY HYDRAULIC
SYSTEMS
(Continued)
7-16.1
108.
Open right aft transmission access door (67)
(Task 2-2).
109.
Disconnect pressure hose (68) from check valve
(69) of utility pump (70). Use container for spilled
fluid.
110.
Remove valve (69) and packings (71 and 72)
from pump (70).
111.
Deleted.
112.
Position 2 gallon container (73) under pump
(70). Insert hose (68) in container (73).
113.
Install tiedown lines (74) on forward rotary wing
blades (Task 1-26).
114.
Rotate the rotary wing heads (75) until
approximately 1 gallon of fluid has drained into
containers.
7-122
