(2)
Make sure the forward thrust levers are in the idle position.
S 282-004-N00
(3)
Make sure the reverse thrust levers are in the fully stowed position.
(4)
Attach DO-NOT-OPERATE tags to the thrust levers.
S 282-003-N00
S 862-005-N00
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SEE A
SEE B
3
TENSION LATCHES
FWD EXHAUST
DOOR
A
2 T-BOLT LATCH
(SHOWN LOCKED) LEFT LOWER
LATCH BAND SYNC LOCK NON-LOCKING
(REF) HYDRAULIC
ACTUATOR (REF)
1
SLEEVE
DEACTIVATION
PIN FOR FLIGHT
DISPATCH (REF)
SLEEVE
TENSION DEACTIVATION
LATCH LOCK PIN FOR FLIGHT
(REF) DISPATCH (REF)
1 STRAIGHT SLOT HEAD FWD TENSION FORWARD
2 PHILIPPS HEAD LATCH
3 HEX HEAD B
Thrust Reverser Open and Close
Figure 201
M49426
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE A
THRUST REVERSER
ENGINE FAN CASE
HOLD-OPEN ROD SEE B45-DEGREE BRACKET
MANIFOLD PRESSURE FWD
DUST CAP
B FWD A HAND PUMP
Figure 202 Thrust Reverser Open and Close
M49429
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S 042-006-N00
WARNING:_______ DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST
REVERSER CAN CAUSE INJURY TO PERSONS AND DAMAGE TO THE
EQUIPMENT.
(5) Do the deactivation procedure for the thrust reverser for ground maintenance (AMM 78-31-00/201).
S 862-007-N00
CAUTION: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE AND TE
_______ FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAP CONTROL LEVER. WITH HYDRAULIC POWER REMOVED, THE FLAPS WILL MOVE AUTOMATICALLY BY ELECTRICAL POWER WHEN YOU MOVE THE FLAP CONTROL LEVER. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO THE EQUIPMENT.
(6) Retract and deactivate the leading edge flaps (AMM 27-81-00/201).
S 012-008-N00
WARNING: MAKE SURE THE FAN COWL PANELS AND CORE COWL PANELS ARE OPEN
_______ BEFORE YOU OPEN THE THRUST REVERSER HALVES. IF YOU DO NOT DO THIS, INJURY TO PERSONS AND DAMAGE TO THE FAN COWL PANELS, CORE COWL PANELS, AND THRUST REVERSER CAN OCCUR.
(7)
Open the core cowl panels (AMM 71-11-06/201).
S 012-009-N00
(8)
Open the fan cowl panels (AMM 71-11-04/201).
S 212-010-N00
CAUTION: DO NOT OPEN THE THRUST REVERSER HALVES TO MORE THAN THE
_______ 23-DEGREE POSITION IF THE THRUST REVERSER SLEEVES ARE EXTENDED. IF YOU DO NOT OBEY THIS INSTRUCTION, DAMAGE TO THE THRUST REVERSER SLEEVES OR THE STRUT CAN OCCUR.
(9) If you will open the thrust reverser halves more than 23 degrees, make sure the thrust reverser sleeves are in the fully retracted (stowed) position.
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