Subtask 32-33-14-941-051
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)
Make sure that the safety devices are installed:
- on the Nose Landing Gear (Ref. TASK 32-00-00-481-001)
- on the NLG doors (Ref. TASK 32-00-00-481-002).
(4)
Put the container below the vent valve (2532GM), to collect the hydraulic fluid leakage.
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4. Procedure
_________
(Ref. Fig. 401/TASK 32-33-14-991-001) Subtask 32-33-14-020-050
A. Removal of the vent valve (20)
(1)
Disconnect the hydraulic lines (13), (14) and (23) and put blanking plugs on the disconnected line ends.
(2)
Remove the reducers (12), (15) and (22). Remove and discard the packings (11), (16) and (21).
(3)
Remove the cotter pin (9) and discard it. Remove the nut (8) and the washer (7).
(4)
Remove the bolt (5) and disconnect the rod (4).
(5)
Remove and discard the cotter pin (27). Remove the nut (26), the washer (25) and the bolt (10).
(6)
Remove the lever (6).
(7)
Remove the cotter pins (17) and discard them. Remove the nuts (18) and the washers (19).
(8)
Remove the bolts (24) which hold the vent valve (20) in position.
(9)
Remove the vent valve (20).
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NLG Vent Valve - Assembly
Figure 401/TASK 32-33-14-991-001
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TASK 32-33-14-400-001
Installation of the NLG Vent Valve (2532GM)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific warning notice(s)
No specific access platform 1.7 m (5 ft. 7 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 corrosion resistant steel lockwire 0.6 mm (0.023 in.) dia.
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. 11-002 USA MIL-PRF-680
DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT)
(Ref. 20-31-00)
Material No. 15-008 AIB TN 10138 TYPE II GRADE 2 CORROSION PREVENTIVE TEMPORARY PROTECTIVE COMPOUND (Ref. 20-31-00)
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-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
9 cotter pin 32-33-01 07 -010
11 packing 32-33-01 06 -130
16 packing 32-33-01 06 -150
17 cotter pins 32-33-01 06 -010
21 packing 32-33-01 06 -150
27 cotter pin 32-33-01 06 -050
D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 12-12-29-611-002 24-42-00-861-001 24-42-00-862-001
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