TM 55-1520-240-23-6
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FLUSH GROUND SERVICE RETURN TUBING
(Continued)
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7.
Working outside aft light, remove dust cap (14)
from return port (15) of ground service panel
(16).
8.
Connect test stand return hose (17) to port (15).
Do not exceed 500 psi. Otherwise
damage to components can occur.
Keep test stand bypass valve closed.
Otherwise, contaminants could
re-enter the system.
9.
Apply hydraulic power. Set stand to 10 gpm at
500 psi. Flush system for 15 minutes. Check
for leaks.
10.
Remove hydraulic power.
11.
Disconnect hose (17) from port (15). Use
container and cloths (E120) for spilled fluid. Use
gloves (E186).
12.
Install cap (14) on port (15).
13.
Working from ramp, remove plug (13) from tube
(11) of module (12).
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