TM 5-2350-262-20-3
ACTUATOR ACCUMULATOR PRESSURE TEST
WARNING
High pressure nitrogen gas is used in this equipment. Keep face
and hands away from valves and hose ends. Failure to comply may
result in serious injury or death to personnel.
Do not breathe nitrogen gas. Failure to comply may result in
serious injury or death to personnel.
Connect pressure measuring device (1) to bleed valve (2) on charging harness (3).
Close shutoff valve (4).
Open nitrogen tank valve (5) and adjust regulator valve (6) to 50 psi (353 kPa).
Open shutoff valve (4) for about 10 seconds to clear charging hoses. Close valve (4).
Remove charge valve cap (7).
Loosely connect adapter valve (8) to charge valve (9) on actuator accumulator (10).
Open shutoff valve (4) for about 10 seconds. Close shutoff valve (4). Tighten adapter
valve (8).
Open charge valve (9) by loosening nut (11). Read pressure measuring device (1).
Tighten nut (11) on actuator accumulator (10). Close nitrogen tank valve (5) to ease pressure.
Open bleed valve (2), bleed line pressure to 0 psi. Remove adapter valve (8) from actuator
accumulator (10). Remove pressure measuring device (1) from bleed valve (2) on charging
harness (3). Install valve cap (7) on actuator accumulator (10).
3-169
