TM 1-1520-238-23
1-238
1.72.
EXTERNAL POWER APPLICATION – HYDRAULIC (PRIMARY) – continued
l. Disconnect AGPU pressure hose (5) from PRI-
MARY coupling (6).
(1) Turn coupling nut (8) counterclockwise until it
clears coupling (6).
(2) Install cap (7) on coupling (6).
m. Pressurize primary and utility hydraulic man-
ifolds by applying external power – air (para
1.71).
n. Set BATT/EXT PWR switch (9) on ELEC PWR
control panel (10) to OFF.
o. Disconnect battery (para 9.40).
p. Secure access door R325 (para 2.2).
END OF TASK
M04-1658-4
7
6
8
6
7
5
M04-1658-6
9
10
