Subtask 32-31-21-010-050
B. Get Access
(1) Open the doors of the nose landing gear (Ref. TASK 32-22-00-010-001).
(2) Put the access platform in position in zone 123. Subtask 32-31-21-941-050
C. Safety Precautions
(1)
In the cockpit, on the panel 400VU, put warning notice(s) in position to tell persons not to operate the landing gear control lever.
(2)
Put the warning notice(s) 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).
(3)
Put the safety barriers in position.
(4)
Put a container in position below the NLG uplock assy (2530GM).
(5)
Obey the applicable safety precautions before you open the LGCIU circuit breakers (Ref. TASK 32-00-00-860-001).
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R D. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------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
_________
(Ref. Fig. 401/TASK 32-31-21-991-001)
Subtask 32-31-21-020-052
A. Removal of the NLG Uplock Assy WARNING : MAKE SURE THAT THE NLG DOWNLOCK SAFETY PIN AND THE TWO DOOR
_______
SAFETY PINS ARE INSTALLED.
(1)
Disconnect the electrical connectors (8) and (9) and put blanking caps on the disconnected ends.
(2)
Disconnect the hydraulic lines (10) and (11) and put blanking plugs on the disconnected ends.
(3)
Remove and discard the cotter pin (27). Remove the nut (26) and the washer (25)
(4)
Remove the screw (20) and disconnect the rod (23).
(5)
Remove and discard the cotter pin (13). Remove the nut (14), the washer (15) and the screw (17).
(6)
Remove the lever (16).
(7)
Remove and discard the cotter pins (3) and (4). Remove the nuts (2) and (5) and the washers (1) and (6).
(8)
Remove the screws (28) and (29), the uplock assy (12) and the washers (7).
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NLG Uplock Assy
Figure 401/TASK 32-31-21-991-001
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1 1 Feb 01/98
1 1
1CES 1
TASK 32-31-21-400-001
Installation of the NLG Uplock Assy (2530GM)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific safety barriers
No specific warning notice(s)
No specific access platform 2.06 m (6 ft. 9 in.)
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) 98A27901002000 1 PIN, RIGGING - RUDDER CONTROL 98A32301000000 1 RIGGING PIN
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
No specific lockwire corrosion resistant steel dia. 0.8 mm (0.03 in)
Material No. 04-004 USA MIL-PRF-23827 TYPE I
SYNTH.ESTER BASED GREASE HIGH PRESSURE
(Ref. 20-31-00)
Material No. 04-022 USA MIL-PRF-81322 GRADE 2
SYNTHE.HYDROCARBON GREASE HIGH PRESSURE
(Ref. 20-31-00)
Material No. 05-005D USA MIL-C-16173 GRADE II
CORROSION PREVENTIVE (OBSOLETE USE 15-007)
(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
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