TM 5-5420-278-24&P
0038 00
0038 00-4
BLEEDING PUMP SYSTEM (Contd)
NOTE
Bleeding fluid from right-hand or left-hand pump and cylinder is
performed the same way. Right inner ponton is shown.
CYLINDER
1.
Place control lever (2) to UP position (3) on pump (1).
2.
Remove cap (7) from valve (6) and connect test hose (8) of drain hose (without gauge) to valve (6) at
cylinder (10). Place other end of hose (8) in clean container.
NOTE
Pump reservoir must be filled and remain full during this
operation to prevent air from entering system.
3.
Operate pump handle (4) until piston rod or yoke (9) is fully extended.
4.
Disconnect drain hose (8) from valve (6) on cylinder (10) and install cap (7) on valve (6).
WARNING
When the cylinder is extended to the stop point, the piston rod on
the pump must be completely extended and the handle must point
towards the open cover before control lever is operated. Failure to
do so may result in injury or death.
5.
Place control lever (2) in DOWN position (5) on pump (1) and operate pump handle (4) until piston
rod or yoke (9) is fully retracted.
6.
Repeat steps 1 through 5 until there are no air bubbles coming from test hose (8), in step 3, at
container.
