-MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
 1. Reason for the Job
__________________
 Refer to the MPD TASK: 275100-03
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific flashlight No specific mirror No specific safety barriers No specific warning notice No specific adjustable access platform 4.0 m (13 ft. 1 in.)
 1EFF : ALL 1 27-54-00Page 617 1 1 May 01/04R 1 1 1CES 1

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
27-51-51-000-001 Removal of the Flap Wing-Tip Brake 27-51-51-400-001 Installation of the Flap Wing-Tip Brake 32-12-00-010-001 Open the Main Gear Doors for Access 32-12-00-410-001 Close the Main Gear Doors after Access 27-54-00-991-006 Fig. 601 27-54-00-991-004 Fig. 604 27-54-00-991-005 Fig. 605
 3. Job Set-Up
__________
 (Ref. Fig. 601/TASK 27-54-00-991-006) Subtask 27-54-00-941-054
 A. Safety Precautions
 (1)
 Put the warning notice in position to tell persons not to pressurize the hydraulic systems.

 (2)
 Put the warning notice in position to tell persons not to operate the flight controls.

 (3)
 Put the warning notice in position to tell persons not to operate the landing gear doors.

 (4) Put the safety barriers in position. Subtask 27-54-00-860-065
 B. Aircraft Maintenance Configuration
 (1) Remove the safety collar from the circuit breakers 10CV and 12CV.
 1EFF : ALL 1 27-54-00Page 618 1 1 May 01/04R 1 1 1CES 1

 Subtask 27-54-00-865-057
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 6CV B07 121VU FLIGHT CONTROLS/WTB/FLP/SYS2 12CV P20 121VU FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 8CV Q21 122VU FLIGHT CONTROLS/WTB/FLP/SYS1 10CV S07
 Subtask 27-54-00-010-054
 D. Get Access
 (1)
 Put the adjustable access platform in position below the applicable wing.

 (2)
 Open the MLG doors (Ref. TASK 32-12-00-010-001).

 (3)
 Make sure that the GROUND LOCK SLEEVE is installed on each MLG door actuating cylinder.

 (4)
 Open the applicable access doors:

 -
for the left wing, open 571AB, 573AB, 573BB, 573CB, 575AB, 575BB, 575CB, 575DB, 575EB, 575FB, 575GB

 -
for the right wing, open 671AB, 673AB, 673BB, 673CB, 675AB, 675BB, 675CB, 675DB, 675EB, 675FB, 675GB.

 4. Procedure
_________
 (Ref. Fig. 604/TASK 27-54-00-991-004, 605/TASK 27-54-00-991-005)
 CAUTION : BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING
_______
 EDGE:

 -
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS.

 -
DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS.

 -MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
 1EFF : ALL 1 27-54-00Page 619 1 1 May 01/04R 1 1 1CES 1

 Torque Shaft - Steady Bearing Typical Installation Figure 604/TASK 27-54-00-991-004
 1EFF : 1 1R 1CES  ALL  1 11 1 27-54-00 Page 620 May 01/04

 Seal Witness Drains - Wing Tip Brake Figure 605/TASK 27-54-00-991-005
 1EFF : 1 1R 1CES  ALL  1 11 1 27-54-00 Page 621 May 01/04

 Subtask 27-54-00-210-052
 A. Inspection
R (1) Examine the torque shaft assemblies.
 (a) Use a flashlight and a mirror to examine the torque shaft assemblies for:
 -cracks
 -
signs of stress

 -
signs of damage.

 (2)
 Examine the torque shaft flanges.

 (a) Use a flashlight and a mirror to examine the torque shaft flanges and their joints for:
 -cracks
 -
signs of stress

 -
signs of damage.

 (3)
 Examine the steady bearings.

 (a) Use a flashlight and a mirror to examine the steady bearings and their structural interfaces for:
　
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