R (4) Make sure that the work area is clean and clear of tool(s) and other
R items.
R Subtask 27-24-00-410-056
R C. Close Access
R (1) Close the access doors 325BL, 325BR, 325CL, 325CR, 325DL, 325DR,
R 325EL, 325ER.
R (2) Remove the access platform(s).
R Subtask 27-24-00-862-055
R D. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-
R 002).
TASK 27-24-00-210-001
Visual Inspection of the Rudder Servo Controls for Hydraulic Leakage
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 5.87 m (19 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 29-10-00-863-003 Pressurize the Blue Hydraulic System with a Ground
Power Supply 29-10-00-864-003 Depressurize the Blue Hydraulic System 29-23-00-863-001 Pressurize the Green Hydraulic System from the Yellow
Hydraulic System through the PTU with the Electric Pump 29-23-00-864-001 Depressurize the Green and Yellow Hydraulic Systems after Operation of the PTU 29-24-00-863-001 Pressurize the Yellow Hydraulic System with the
Electric Pump 29-24-00-864-001 Depressurize the Yellow Hydraulic System 27-24-00-991-002 Fig. 603
3. Job Set-up
__________ Subtask 27-24-00-010-053
A. Get Access
(1) Put the access platform at zone 325
(2) Open the access doors 325CL, 325DL, 325CR, 325DR Subtask 27-24-00-860-051
B. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002)
(2)
Pressurize the aircraft hydraulic systems (Ref. TASK 29-23-00-863-001) (Ref. TASK 29-24-00-863-001) (Ref. TASK 29-10-00-863-003)
4. Procedure
_________ Subtask 27-24-00-210-051
A. Visual Inspection of the Rudder Servocontrol for Hydraulic Leakage WARNING : DO NOT TOUCH THE SERVO CONTROLS DURING OPERATION OF THE PEDALS.
_______
MOVEMENT OF THE SERVO CONTROLS CAN CAUSE INJURY.
(1)
Do several cycles of the rudder with the CAPT or F/O pedals. WARNING : MAKE SURE THAT PERSONS DO NOT OPERATE THE PEDALS WHEN YOU
_______ CLEAN THE VENT HOLE. OPERATION OF THE SERVO CONTROL WHEN YOU CLEAN THE VENT HOLE CAN BE DANGEROUS.
(2)
Clean the vent hole (1) and the area around the vent hole of each servocontrol (Ref. Fig. 603/TASK 27-24-00-991-002)
(3)
Do again several cycles of the rudder with the CAPT or F/O pedals.
(4)
Do a visual check of the vent hole and the area around the vent hole. Make sure that you can see no leak.
Servocontrol - Location of the Vent Hole
Figure 603/TASK 27-24-00-991-002
1EFF : ALL 1 27-24-00 Page 617
1 1 May 01/05
1 1
1CES 1
5. Close-up
________ Subtask 27-24-00-860-052
A. Put the aircraft back to its initial configuration.
(1)
Depressurize the aircraft hydraulic systems (Ref. TASK 29-23-00-864-001) (Ref. TASK 29-24-00-864-001) (Ref. TASK 29-10-00-864-003)
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