(2)
Put the warning notice(s) in position to tell persons not 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).
(3)
Put the safety barriers in position.
(4)
Put a container in position below the NLG door ground opening bypass valve (2533GM).
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4. Procedure
_________
(Ref. Fig. 401/TASK 32-31-15-991-001) Subtask 32-31-15-020-051
A. Removal of the NLG Door Ground Opening Bypass Valve WARNING : MAKE SURE THAT THE NLG DOWNLOCK SAFETY PIN AND THE TWO DOOR
_______
SAFETY PINS ARE INSTALLED.
(1)
Disconnect the hydraulic lines (1), (10) and (11). Put the blanking plugs on the disconnected line ends.
(2)
Remove the reducers (2) and (12). Remove the restrictor (9). Remove and discard the packings (3), (8) and (13).
(3)
Remove the cotter pin (27) and discard it. Remove the nut (26) and the washer (25).
(4)
Remove the bolt (22) and disconnect the rod (17).
(5)
Remove the cotter pin (18) and discard it. Remove the nut (19) and the washer (20).
(6)
Remove the screw (24) and the lever (23).
(7)
Remove the cotter pins (5) and discard them. Remove the nuts (4) and the washers (6).
(8)
Remove the bolts (14).
(9)
Remove the selector valve (7).
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NLG Door Ground Opening Bypass Valve
Figure 401/TASK 32-31-15-991-001
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1 1 Feb 01/98
1 1
1CES 1
TASK 32-31-15-400-001
Installation of the NLG Door Ground Opening Bypass Valve (2533GM)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking plugs
No specific safety barriers
No specific warning notice(s)
No specific container 5 l (1.3208 USgal)
R No specific Torque Wrench : range 0.00 to 1.20 m.daN R (0.00 to 9.00 lbf.ft) No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft) 98A32301013000 1 RIGGING PIN
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific lockwire corrosion resistant steel dia. 0.8 mm (0.03 in)
Material No. 04-022 USA MIL-PRF-81322 GRADE 2
SYNTHE.HYDROCARBON GREASE HIGH PRESSURE
(Ref. 20-31-00)
Material No. 11-002 USA MIL-PRF-680
DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT)
(Ref. 20-31-00)
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C. Expendable Parts
-------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION |IPC-CSN
-------------------------------------------------------------------------------
3 packing 32-31-01 10 -110 5 cotter pin 32-31-01 10 -010 8 packing 32-31-01 10 -110 13 packing 32-31-01 10 -110
R 18 cotter pin 32-31-01 10 -030
R 27 cotter pin 32-31-01 09 -010
D. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump 12-12-29-611-002 Fill the Hydraulic Fluid Reservoir with a Hydraulic Service Cart 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action
29-10-00-863-001 Pressurize the Green Hydraulic System
29-14-00-614-001 Depressurization of the Hydraulic Reservoirs
32-22-00-010-001 Nose Gear Doors - Ground Doors Opening
32-22-00-410-001 Nose Gear Doors - Ground Doors Closing
32-31-15-991-001 Fig. 401
3. Job Set-up
__________
Subtask 32-31-15-860-051
A. Aircraft Maintenance Configuration
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