3. Job Set-up
__________

 Subtask 54-52-00-860-050
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the access platform is in position.

 (2)
 Make sure that the warning notice(s) is(are) in position.

 (3)
 Make sure that the thrust reversers are unserviceable (Ref. TASK 78-30-00-481-041).

 (4)
 Make sure that the access doors are removed :

 (a)
 For the left pylon : 413DL, 413CL and 414CR.

 (b)
 For the right pylon : 423DL, 423CL and 424CR.

 4. Procedure
_________ Subtask 54-52-00-440-052
 A. Reactivation of the Pressure Relief Doors
 (Ref. Fig. 401/TASK 54-52-00-991-003)

 NOTE : Each pressure-relief door reactivation is symmetrical.
____
 (1)
 Install the pressure relief door (1) or (2).

 (2)
 Install the shims (20) and (19).

 (3)
 Install the washers (18) and (16), the bolt (17) and the nut (21). Tighten the nut.

 (4)
 Install the shims (4), (3), (15) and (14).

 (5)
 Install the washer (13), the bolt (12), the nut (5). Tighten the nut.

 (6)
 Install the shims (8) and (7), the pin (10) and the washers (6).

 (7)
 Install new cotter pins (9) and safety them.

 (8)
 Install the spring (11).

 Subtask 54-52-00-210-051

 B. Test
 (1) Open and close the pressure relief doors to make sure that they are installed correctly.
 5. Close-up
________ Subtask 54-52-00-410-051
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install these access doors:

 (a)
 For the left pylon: 413DL, 413CL, 414CR.

 (b)
 For the right pylon: 423DL, 423CL, 424CR.

 (3)
 Remove the warning notice(s).

 (4) Remove the access platform(s). Subtask 54-52-00-040-054
 B. Aircraft Maintenance Configuration
 (1) Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).

 FORWARD FAIRING - INSPECTION/CHECK
__________________________________
 TASK 54-52-00-200-001
 Inspection of the Forward Fairings
 WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______ START A TASK ON OR NEAR:
 -
THE FLIGHT CONTROLS

 -
THE FLIGHT CONTROL SURFACES

 -
THE LANDING GEAR AND THE RELATED DOORS

 -COMPONENTS THAT MOVE.
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.8 m (5 ft. 11 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
78-30-00-081-041 Make the Thrust Reverser Serviceable after Maintenance 78-30-00-481-041 Make the Thrust Reverser Unserviceable for Maintenance 54-52-00-991-001 Fig. 601

 3. Job Set-up
__________ Subtask 54-52-00-941-050
 A. Safety Precautions
 (1)
 On the center pedestal, on the ENG panel 115VU:

 (a) Put a warning notice to tell persons not to start the engine.

 (2)
 Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.

 (3)
 On the overhead maintenance panel 50VU:

 (a)
 Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.

 (b)
 Put a warning notice to tell persons not to energize the FADEC 1(2).

 Subtask 54-52-00-040-050
 B. Aircraft Maintenance Configuration Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
 Subtask 54-52-00-941-051
 C. Get Access
 (1) Put an access platform in position:
 (a)
 in the zone 410 for the left pylon,

 (b)
 in the zone 420 for the right pylon.

 4. Procedure
_________

 Subtask 54-52-00-220-050
 A. Inspection of the Forward Fairings (Ref. Fig. 601/TASK 54-52-00-991-001)
　
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