(2)
Put the access platform in position in zone 123.
4. Procedure
_________
(Ref. Fig. 401/TASK 32-21-16-991-003, 402/TASK 32-21-16-991-004)
Subtask 32-21-16-020-055
A. Removal of the NLG Drag Strut Assy
(1)
Use a scraper to remove the protective sealant from the parts to be removed.
(2)
Remove the lock-stay assy (Ref. TASK 32-21-17-000-001).
(3)
Install the attach bar of the TOOL - R/I NLG (98D32203500000). Install the HOISTING DEVICE (M21931) and attach a mini-hoist.
(4)
Remove the drag strut as follows:
(a) Remove and discard the cotter pin (4), remove the nut (3), the washer (2) and the bolt (6).
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Lower connection Figure 401/TASK 32-21-16-991-003
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Upper connections Figure 402/TASK 32-21-16-991-004
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(b)
Remove the ring (5). CAUTION : PUSH THE NOSE GEAR LEG TO THE FRONT TO PREVENT DAMAGE
_______ TO THE ROTATING CONTROL RODS OF THE REAR NOSE LANDING GEAR DOORS.
(c)
Remove the pin (1) with the EXTRACTOR (J47555).
(d)
Put a block below the nose landing gear wheels to keep the nose landing gear leg at an angle.
(e)
Remove and discard the cotter pins (18), remove the nuts (17) and the washers (16).
(f)
Remove the bolts (13).
(g)
Remove the lubrication inserts (11), the bushes (10) and the trunnion pins (15) with the EXTRACTOR (J47562). Remove the washers (14).
(h)
Release the drag strut (7) from the spherical bearings and remove it.
(5)
Remove the HOISTING DEVICE (M21931).
(6)
Remove the spherical bearings (Ref. TASK 32-21-24-000-002).
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TASK 32-21-16-400-002
Installation of the NLG Drag Strut Assy (2528GM)
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)
No specific Torque Wrench : range 0.00 to 1.20 m.daN
(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) No specific Torque Wrench : range 1.00 to 10.00 m.daN
(8.00 to 75.00 lbf.ft) J47554 1 GUIDE CONE M21931 1 HOISTING DEVICE 98D32203502000 1 SAFETY PIN - NLG DOOR
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 04-022 USA MIL-PRF-81322 GRADE 2 SYNTHE.HYDROCARBON GREASE HIGH PRESSURE (Ref. 20-31-00)
Material No. 05-047 C Z-11.904 ANTI COR. COMPOUND(HIGH TEMP.SILICONE SEALANT) (Ref. 20-31-00)
Material No. 09-001 USA MIL-S-8802 TYPE I CLASS A FUEL TANK SEALANTPOLYSULFIDE (Ref. 20-31-00)
Material No. 11-004A 1.1.1TRICHLOROETHANE (METHYL CHLOROFORM) (Ref. 20-31-00)
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-------------------------------------------------------------------------------
REFERENCE ------------------------ DESIGNATION-------------------------------------------------------
Material No. 19-010 USA AMS 5687
LOCKWIRE STAINLESS STEEL ANNEALED 0.8MM DIA
(Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
4 cotter pin
4 cotter pin
12 packings
18 cotter pins
21 washer
21 washer
21 washer
22 washer
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