S 416-044-N00
(7)
Close the core cowl panels (AMM 71-11-06/201).
S 416-045-N00
(8)
Close the fan cowl panels (AMM 71-11-04/201).
S 446-046-N00
(9)
Do the activation procedure for the thrust reverser
(AMM 78-31-00/201).
TASK 71-00-00-206-001-N00
4. Aft Engine Mount Inspection (Fig. 602)
___________________________
A. References
(1)
AMM 71-11-04/201, Fan Cowl Panels
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 78-31-00/201, Thrust Reverser System
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE A
AFT LOWER
ENGINE MOUNT
ENGINE TURBINE
CASE FLANGE
HANGER
ASSEMBLY
TANGENTIAL LINK
(2 LOCATIONS)
CENTER LINK
FWD
A
Aft Engine Mount
Figure 602
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B. Access
(1)
Location Zone
412 Engine 1
422 Engine 2
432 Engine 3
442 Engine 4
(2)
Access Panel
415 and 416 Thrust Reverser Halves - Engine 1
425 and 426 Thrust Reverser Halves - Engine 2
435 and 436 Thrust Reverser Halves - Engine 3
445 and 446 Thrust Reverser Halves - Engine 4
C.
Procedure
S 046-047-N00
WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
_______ OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT.
(1)
Do this task: Thrust Reverser Deactivation for Ground Maintenance (AMM 78-31-00/201).
S 016-048-N00
(2)
Open the fan cowl panels (AMM 71-11-04/201).
S 016-049-N00
(3)
Open the core cowl panels (AMM 71-11-06/201).
S 016-050-N00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00 WHEN YOU OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(4)
Open the thrust reversers (AMM 78-31-00/201).
(5)
Examine the engine cowling.
S 216-013-N00
(6)
Do a visual inspection of these parts on the aft mount for damage and correct installation:
S 216-014-N00
(a) the strut/engine mounting bolts
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(b)
the aft mount hanger
(c)
the tangential/center links.
S 416-052-N00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00 WHEN YOU CLOSE THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(7)
Close the thrust reversers (AMM 78-31-00/201).
S 416-053-N00
(8)
Close the core cowl panels (AMM 71-11-06/201).
S 416-054-N00
(9)
Close the fan cowl panels (AMM 71-11-04/201).
S 446-055-N00
(10)
Do the activation procedure for the thrust reverser
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