TM 1-1520-238-23
1-241
1.73.
EXTERNAL POWER APPLICATION – HYDRAULIC (UTILITY) – continued
NOTE
Disconnect hydraulic AGPU pressure
and return hose from ground service pan-
el immediately after completion of main-
tenance task. This will prevent over
servicing of hydraulic manifold.
i. Reduce AGPU hydraulic pressure to 0 psi
(TM 55-1730-229-12).
j. Service utility manifold reservoir (para 1.34).
k. Disconnect AGPU return hose (1) from UTIL-
ITY coupling (2).
(1) Turn coupling nut (4) counterclockwise until it
clears coupling (2).
(2) Install cap (3) on coupling (2).
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