(1)
Location Zone
412 Engine 1 - Aft LPT Case 3 o'clock
422 Engine 2 - Aft LPT Case 3 o'clock
432 Engine 3 - Aft LPT Case 3 o'clock
442 Engine 4 - Aft LPT Case 3 o'clock
(2)
Access Panel
416 Right Thrust Reverser Half - Engine 1
426 Right Thrust Reverser Half - Engine 2
436 Right Thrust Reverser Half - Engine 3
446 Right Thrust Reverser Half - Engine 4
C.
Prepare to Remove the TCC Control-Cable Ball-Joint Assembly
S 014-002-N00
(1) Open the right fan cowl panel (AMM 71-11-04/201).
S 444-003-N00
WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
_______ OPERATION OF THE THRUST REVERSER. ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(2)
Do this procedure: Thrust Reverser Deactivation for Ground Maintenance (AMM 78-31-00/201).
(3)
Open the right core cowl panel (AMM 71-11-06/201).
S 014-004-N00
S 014-005-N00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU OPEN THE
_______ THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT COULD OCCUR.
(4) Open the right thrust reverser (AMM 78-31-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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A
747-400 MAINTENANCE MANUAL
D. Procedure
S 024-023-N00
(1)
Remove the ball joint assembly for the TCC control cable:
(a)
Make marks on the assembly to show the position of the parts for installation.
(b)
Remove the bolt and nut that connect the cable rod-end bearing to the idler arm of the HPT TCC air shutoff valve.
(c)
Remove the lockwire from the jamnut on the cable rod-end bearing.
(d)
Remove the cable rod-end bearing with the jamnut from the ball joint assembly.
NOTE: Do not change the position of the jamnut on the cable
____
rod-end bearing.
(e)
Remove the lockwire from the jamnut on the end of the cable rod.
(f)
Remove the ball joint assembly from the end of the cable rod.
NOTE: Do not change the position of the jamnut on the end of
____
the cable rod.
TASK 75-24-12-404-012-N00
2. Install the TCC Control Cable Ball Joint Assembly (Fig. 401)
_________________________________________________
A. Consumable Materials
(1)
D00137 Oil - PWA 521B
(2)
G02334 Lockwire - AS3214-02
B.
References
(1)
AMM 71-11-04/201, Fan Cowl Panels
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 75-24-00/501, Turbine Cooling System
(4)
AMM 78-31-00/201, Thrust Reverser System
C.
Access
(1)
Location Zone
412 Engine 1 - Aft LPT Case 3 o'clock
422 Engine 2 - Aft LPT Case 3 o'clock
432 Engine 3 - Aft LPT Case 3 o'clock
442 Engine 4 - Aft LPT Case 3 o'clock
(2)
Access Panel
416 Right Thrust Reverser Half - Engine 1
426 Right Thrust Reverser Half - Engine 2
436 Right Thrust Reverser Half - Engine 3
446 Right Thrust Reverser Half - Engine 4
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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A
747-400 MAINTENANCE MANUAL
SEE B
SEE A
C
C
CABLE REAR
FWD SUPPORT BRACKET TURBINE CASE COOLING (TCC) AIR VALVE CONTROL CABLE
A
SEE C
CABLE JAMNUT
ROD END SUPPORT BEARING
BRACKET
BOLT NUT
HPT TCC AIR SHUTOFF VALVE
FWD
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