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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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(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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