R Material No. 05-047 C Z-11.904
R ANTI COR. COMPOUND(HIGH TEMP.SILICONE SEALANT)
R (Ref. 20-31-00)
R Material No. 11-002 USA MIL-PRF-680
R DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT)
R (Ref. 20-31-00)
R Material No. 19-010 USA AMS 5687
R LOCKWIRE STAINLESS STEEL ANNEALED 0.8MM DIA
R (Ref. 20-31-00)
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action
29-14-00-614-001 Depressurization of the Hydraulic Reservoirs R 32-00-00-860-001 Flight Configuration Precautions with Electrical R Power R 32-00-00-860-002 Ground Configuration after Flight Configuration with R Electrical Power
32-22-00-010-001 Nose Gear Doors - Ground Doors Opening
32-22-00-410-001 Nose Gear Doors - Ground Doors Closing
32-31-00-710-002 Operational Test of the Landing Gear Doors
3. Job Set-up
__________
Subtask 32-31-14-860-054
A. Aircraft Maintenance Configuration
(1)
Make sure that the Green hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001)
(2)
Make sure that the reservoir of the Green hydraulic system is depressurized (Ref. TASK 29-14-00-614-001).
(3)
In the cockpit, on the panel 400VU, make sure that the warning notice(s) is (are) in position to tell persons not to operate the landing gear control lever.
(4)
Make sure that the warning notice(s) is (are) in position to tell persons not to pressurize the Green hydraulic system: - on the panel 40VU in the cockpit, - on the ground service panel of the Green hydraulic system, access
door (197CB).
(5)
Make sure that the safety barriers are in position.
(6)
Make sure that the container is in position below the NLG door uplock assy (2534GM).
(7)
Make sure that the doors of the nose landing gear are open (Ref. TASK 32-22-00-010-001).
(8)
Make sure that the access platform is in position in zone 123.
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(9) Make sure that you obeyed the flight configuration precautions (Ref. TASK 32-00-00-860-001).
Subtask 32-31-14-865-058
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34
4. Procedure
_________ Subtask 32-31-14-110-051
A. Preparation for Installation
(1)
Clean the surfaces and the connection elements with CLEANING AGENTS (Material No. 11-002) and dry with filtered compressed air.
(2)
Apply mastinox D40 SPECIAL MATERIALS (Material No. 05-047) to the threads of the screws (4).
Subtask 32-31-14-420-054
B. Installation of the Actuator of the NLG Door Uplock Assy.
(1)
Put the actuator (3) in position on the NLG door uplock
(2)
Install and tighten the three screws (4) on the actuator (3).
(3)
Safety the three screws (4) with MISCELLANEOUS (Material No. 19-010).
(4)
Remove the blanking plugs from the disconnected line ends of the hydraulic lines (1) and (2).
(5)
Connect the hydraulic lines (1) and (2) to the actuator (3).
(6)
TORQUE the hydraulic lines (1) and (2) to between 1.5 and 1.7 m.daN
(11.06 and 12.53 lbf.ft).
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R Subtask 32-31-14-865-059
R C. Remove the safety clip(s) and the tag(s) and close this(these) circuit
R breaker(s):
R 1GA, 2GA, 52GA
R Subtask 32-31-14-869-056
R D. After you close the LGCIU circuit breakers, put the aircraft back to the
R correct (ground) condition (Ref. TASK 32-00-00-860-002).
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