S 864-100-N00

 (2)  
Make sure the forward thrust levers are in the idle position and the reverse thrust levers are fully forward.

 (a)  Install the DO-NOT-OPERATE tags on the forward and reverse thrust levers.
 S 044-101-N00
 WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
 (3)  Do the deactivation procedure for the thrust reverser for ground maintenance (AMM 78-31-00/201).
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S 044-102-N00
 WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ LEADING EDGE FLAPS. THE ACCIDENTAL OPERATION OF THE LEADING EDGE FLAPS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (4)  
Do the deactivation procedure for the drive circuit of the leading edge flaps (AMM 27-81-00/201).

 S 014-103-N00

 (5)  
Open the fan cowl panels (AMM 71-11-04/201).

 S 864-104-N00

 (6)  
Manually extend the thrust reverser (AMM 78-31-00/201).

 (a)  Move the thrust reverser to the rear about one inch.
 S 034-105-N00
 (7)  Remove the streamered pin which holds the manual override lever for the bypass valve of the isolation valve in the open position.
 NOTE: Keep the bypass valve in the closed position during the
____ removal and installation of the hydraulic component. If the bypass valve is open, the hydraulic reservoir will drain.
 D. Remove the Non-Locking Hydraulic Actuator (Fig. 401, 403, 404)
 S 014-021-N00
 (1)  
Remove the screws (8) from the applicable access panel (10) for the hydraulic actuator (Fig. 401).

 S 014-087-N00

 (2)  
Remove the access panel (10).

 S 034-022-N00

 (3)  
Remove the cotter pin (9), nut (7), washers (6) and bolt (5) which attach the rod end (4) to the thrust reverser sleeve (Fig 401).

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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
FWD 
ASEE LOWER NON-LOCKING HYDRAULIC ACTUATOR  3. GIMBAL RING 
2. RETRACT LINE CAP  4. LOWER RETRACT HYDRAULIC LINE 
RETAINER RING 1. GIMBAL  6. TUBE NUT 

5. LOWER FLEXSHAFT AND TUBE
8. SYNC 
LOCK  7. LOWER 
FWD  NON-LOCKING 
HYDRAULIC 
ACTUATOR 

LOWER NON-LOCKING HYDRAULIC ACTUATOR
(LEFT SIDE IS SHOWN, RIGHT SIDE IS OPPOSITE)

A

Lower Non-Locking Hydraulic Actuator Installation
Figure 403

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L51547
FWD
HYDRAULIC ACTUATOR UPPER NON-LOCKING  3.  ACTUATOR HYDRAULIC NON-LOCKING 
SEE  A 

2.  TUBE NUT
4. EXTEND PORT AND TUBE
1.  TOP FLEXSHAFT CAP
5.  RETRACT LINE FLEX HOSE
7.  GIMBAL RING
6.  UPPER RETRACT HYDRAULIC LINE
8.  GIMBAL RING RETAINER
TORQUE BOX (REF)
FWD
UPPER NON-LOCKING HYDRAULIC ACTUATOR (RIGHT SIDE SHOWN, LEFT SIDE OPPOSITE)
A
Upper Non-Locking Hydraulic Actuator Installation Figure 404
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