(2)  
Access Panels
 415A and 416A Engine 1 - Thrust Reverser Actuator
 415B and 416B Engine 1 - Thrust Reverser Actuator
 415C and 416C Engine 1 - Thrust Reverser Actuator
 425A and 426A Engine 2 - Thrust Reverser Actuator
 425B and 426B Engine 2 - Thrust Reverser Actuator
 425C and 426C Engine 2 - Thrust Reverser Actuator
 435A and 436A Engine 3 - Thrust Reverser Actuator
 435B and 436B Engine 3 - Thrust Reverser Actuator
 435C and 436C Engine 3 - Thrust Reverser Actuator
 445A and 446A Engine 4 - Thrust Reverser Actuator
 445B and 446B Engine 4 - Thrust Reverser Actuator
 445C and 446C Engine 4 - Thrust Reverser Actuator
 417 and 418 Engine 1 - Core Cowl Panels
 427 and 428 Engine 2 - Core Cowl Panels
 437 and 438 Engine 3 - Core Cowl Panels
 447 and 448 Engine 4 - Core Cowl Panels

 C.  
Prepare to Do an Inspection of the Track Sliders

 S 016-025-N00
 WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO REMOVE THE
_______ THRUST REVERSER SLEEVE. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
 (1)
Remove the thrust reverser sleeve (AMM 78-31-10/401).

 D.  
Do an Inspection of the Main Track Sliders (Fig. 601)

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A,B,C,D 
& E 
% OF SURFACE AREA DAMAGE PERMITTED 
(NICKS AND SCRATCHES)  NOTE: ALL DIMENSIONS ARE IN INCHES.____ 
A-A 

Permitted Damage Limits for the Thrust Reverser Track Slider
Figure 601

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S 216-020-N00
 (1)  
Examine the main track sliders for worn areas, cracks or
 contamination.

 S 166-021-N00

 (2)  
Remove all unwanted material from the main track slider with a clean cloth.

 S 286-010-N00

 (3)  
Examine the dimensions of the Rulon-J surface on the main track slider.

 NOTE: The Rulon-J layer on the surface of the track slider
____ decreases the friction between the track slider and the track liner.
 (a)  
No areas with bare metal can show.

 (b)  
A small amount of damage to the Rulon-J is allowed if it is not at the ends of the track slider (see Fig. 601 for damage limits).

 (c)  
If the damage to the Rulon-J layer is more than the permitted damage limits (Fig. 601), replace the thrust reverser sleeve (AMM 78-31-10/401).

 E. Do an Inspection of the Auxiliary Track Sliders (Fig. 601)
 S 166-011-N00
 (1)  
Remove all unwanted material from the auxiliary track sliders with a clean cloth.

 S 216-012-N00

 (2)  
Examine the auxiliary track sliders at the top and the bottom of the thrust reverser sleeve for damage.

 S 286-013-N00

 (3)  
Examine the dimensions of the Rulon-J surface on the auxiliary track slider.

 (a)  No areas with bare metal can show.
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S 236-023-N00
　
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