TM 55-1520-240-23-1
1-64
SERVICE UTILITY SYSTEM APU START ACCUMULATOR
(Continued)
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9.
Shut off air source. Remove chuck (7).
10.
Torque nut (9) to 60 inch-pounds.
11.
Install cap (5) on valve (6).
INSPECT
12.
Charge accumulator. Use hand pump (10).
Read pressure on accumulator gage (4). If
temperature is above 25ºF (-4ºC), charge
accumulator to 3000 psi. If temperature is below
25ºF (-4ºC), charge accumulator to 3350 psi or
until pointer of accumulator gage stops moving,
whichever occurs first.
NO BREAK - WORK HARDER
NO BREAK - WORK HARDER
FOLLOW-ON MAINTENANCE:
Check utility hydraulic reservoir level (Task 1-62).
END OF TASK
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