____
valve 2500MJ is in its closed position.
(d)
Move the selector of the control panel to the CLOSE position and hold it there for approx. 5 sec.
(e)
Move the selector of the control panel to the OPEN position and hold it there for approx. 5 sec. to release the internal pressure.
(f)
Pull the door handle up to the UNLOCKED position so that the applicable cargo door opens to its vertical position.
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(g) If the cargo door does not move to its vertical position, repeat the steps (a) thru (f).
(h) Move the selector of the control panel to the OPEN position and hold it until the green indicator light comes on.
(6) Release the selector when the green indicator light is on.
NOTE : The selector must go back automatically to the NEUTRAL____ position. If not, put it manually to the NEUTRAL position to prevent a permanent operation of the yellow hydraulic pump.
(7) Safety the opened cargo door as follows:
(a) Put an access platform in position below the door actuator.
(b) Install the SAFETY LOCK - ACTUATOR, CARGO DOORS (98D52307515000) on the door actuator during the normal maintenance.
NOTE : To safety the opened cargo door for large maintenance____ tasks or during the removal of the door actuators, install the SUPPORT STRUT - CARGO DOORS (98D52307524000) between the cargo door and the fuselage frame.
R **ON A/C 051-052,
R Subtask 52-30-00-869-050-B
R A. Opening of the FWD or AFT Cargo-Compartment Door
R R R CAUTION : DO NOT OPEN THE CARGO COMPARTMENT DOORS IF THE WIND SPEED IS_______ MORE THAN 40 KNOTS TO PREVENT DAMAGE TO THE DOOR OR TO THE AIRCRAFT STRUCTURE.
R R NOTE : If you put the aircraft nose into the wind, the maximum wind speed____ can be 50 knots.
R R (1) Push the handle flap in and pull the locking handle away from the cargo door.
R R R WARNING : STAY AFT OF THE CARGO DOOR WHILE YOU UNLOCK IT. THE CARGO_______ DOOR CAN OPEN SUDDENLY WHEN IT IS UNLOCKED AND CAN CAUSE INJURY.
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R NOTE : Make sure that you can see the red mark of each safety cam____
R through the indication windows of the access panel 825AR
R and/or 826AR.
R (2) Turn the locking handle down to the UNLOCKED position.
R NOTE : The unlocked cargo door opens to the vertical position because____
R of the force of gravity.
R (3) Obey the subsequent warning:
R WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL_______
R SURFACES ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A
R HYDRAULIC SYSTEM.
R (4) Move the selector of the control panel to the OPEN position and hold
R it until the green indicator light comes on.
R NOTE : The green indicator light shows that the cargo door is in its____
R fully open position. The door actuators are in their extended
R positions and internally locked.
R (5) If the cargo door does not open, do the subsequent steps:
R NOTE : You cannot open the cargo door immediately after it is closed.____
R The unlocked cargo door cannot move to the vertical position
R because of the internal pressure which is still in the door
R actuators.
R (a) Make sure that no person operates the other cargo door during
R this procedure.
R (b) Turn the locking handle to the LOCKED position and push it into
R the recess of the handle flap.
R (c) Wait 30 sec. minimum before you start any further action.
R NOTE : This causes the E-pump 3075GX to stop and the selector____
R valve 2500MJ is in its closed position.
R (d) Move the selector of the control panel to the CLOSE position and
R hold it there for approx. 5 sec.
R (e) Move the selector of the control panel to the OPEN position and
R hold it there for approx. 5 sec. to release the internal
R pressure.
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(f)
Turn the locking handle to the UNLOCKED position so that the applicable cargo door opens to its vertical position.
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