newton-meters).
(e)
Install the deactivation pin on the tube support structure on the torque box (where the screw plug was before you removed it).
(f)
Do the steps (above) again to activate the thrust reverser sleeve on the opposite side of the engine.
S 412-128-N00
(2)
Close the fan cowl panels (AMM 71-11-04/201).
S 712-129-N00
(3)
Extend and retract the thrust reverser three times with hydraulic power to make sure it operates correctly and the flight compartment indications are correct (AMM 78-31-00/201).
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THRUST REVERSER SYSTEM - ADJUSTMENT/TEST
________________________________________
1. General
_______
A. These procedures are included in this section:
(1)
Thrust Reverser Operational Test - Engine Not in Operation
(2)
Thrust Reverser Operational Test - Engine in Operation
(3)
Locking Hydraulic Actuator Check
(4)
Rod End Gap Adjustment
B.
The operational test will examine the operation of the thrust reverser system, which includes the indication system.
C.
The Locking Hydraulic Actuator Check examines the clearance between the actuator lock proximity sensor and the lock lever target.
D.
The Rod End Gap Adjustment examines the rod end gap of the locking hydraulic actuator.
TASK 78-31-00-715-001-N00
2. Thrust Reverser Operational Test - Engine Not In Operation
__________________________________________________________
A. References
(1)
AMM 24-22-00/201, Manual Control
(2)
AMM 32-09-02/201, Prepare Safety Sensitive Systems for Air Mode Simulation
(3)
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System
(4)
AMM 29-11-00/601, Main Hydraulic Supply System
B.
Access
(1)
Location Zones
211 and 212 Control Cabin
C.
Operational Test
S 865-002-N00
WARNING: MAKE SURE THAT ALL PERSONS AND EQUIPMENT ARE CLEAR OF THE LE
_______ AND TE FLAPS AND FLAP DRIVE MECHANISMS DURING THIS REVERSER ADJUSTMENT/TEST PROCEDURE. THE FLAPS WILL MOVE IF YOU MOVE THE FLAP CONTROL LEVER. THIS CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
WARNING: PREPARE THE SAFETY-SENSITIVE SYSTEMS FOR THE AIR MODE BEFORE
_______ YOU OPEN THE AIR/GROUND CIRCUIT BREAKERS. IN THE AIR MODE, MANY OF THE AIRPLANE SYSTEMS CAN OPERATE AND CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
(1) Prepare the safety-sensitive systems for air mode simulation (AMM 32-09-02/201)
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 865-003-N00
(2) Put the forward thrust lever on the control stand to the idle position.
NOTE: The reverse thrust lever will be in the stow position.
____
S 865-004-N00
(3) For the applicable engine, make sure these circuit breakers are closed:
(a)
On the Main Power Distribution Panel, P6:
1) 6A10 DC 1 DIST-P7
2) 6A18 DC 2 DIST-P7
3) 6A28 DC 3 DIST-P7
4) 6A36 DC 4 DIST-P7
5) 6F12 ENG 1 T/R IND
6) 6E12 ENG 2 T/R IND
7) 6D12 ENG 3 T/R IND
8) 6C12 ENG 4 T/R IND
9) 6F11, ENG 1 T/R LOCK CONT
10) 6E11, ENG 2 T/R LOCK CONT
11) 6D11, ENG 3 T/R LOCK CONT
12) 6C11, ENG 4 T/R LOCK CONT
(b)
On the Overhead Circuit Breaker Panel, P7:
1) 7F22 LANDING GEAR DSP & CONT PRI
2) 7F23 LANDING GEAR DSP & CONT ALTN
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