BLEED CARGO RAMP AND DOOR HYDRAULIC SYSTEM (WITHOUT EXTERNAL
Push down and hold manual override knob (1)
on sequence valve (2). Turn lockpin handle (3)
90º to lock knob. If knob does not lock, turn rod
end (4) clockwise until knob locks.
Screw locknut (5) down as far as it will go.
Screw rod end (4) down as far as it will go.
Check that there is clearance between rod and
Remove cap (7) from bleed valve (8) on transfer
Connect bleed hose (10) to valve (8).
Container and hydraulic fluid
(E199) must be clean; otherwise,
components can malfunction.
Fill container (11) with about 1 gallon of hydraulic
fluid (E199). Wear gloves (E186).
Put open end of hose (10) below fluid level in
Open valve (8). Push piston rod (12) fully in.
Make sure bleed hose (10) is submerged in fluid.
Operate the APU (Task 1-36).