Doc # 6.02.01 Page 101
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Landing Gear
AMM
Maintenance Practices
1. General
These maintenance practices tell you how to remove, install and adjust the main landing gear. Refer to the manufacturer for further data.
2. Remove/Install a Main Landing Gear Strut
A. Equipment
Item Quantity Part Number
Airplane jacks. 3 Commercial.
Nose trestle. 1 Commercial.
Wing trestles. 2 Commercial.
B. Remove a Main Landing Gear Strut
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Detail Steps/Work Items Key Items/References
(1) Lift the airplane on jacks. Refer to Section 07-10.
(2) Remove the strut fairing, if installed: S Remove brake cover. S Remove stub wing cover. S Remove strut fairing. Optional, see O.M 40-106. Remove bolts and washers. Remove bolts and washers. Remove bolts and washers at the rear.
(3) Remove the wheel fairing: S Remove the outer bolt. S Remove 4 screws from the inner side.
(4) Remove the back-plate from the brake caliper. Refer to Section 32-40.
(5) Remove the wheel. Refer to Section 32-40.
(6) Release the brake caliper.
(7) Remove the 6 bolts which attach the axle. Remove the axle, torque-plate and mounting plate for the wheel fairing. Refer to Figure 2. Only if you will install a different strut.
(8) Disconnect the bonding cable from the strut.
Doc # 6.02.01 Page 201
Rev. 4 09 Jan 2003
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AMM
Figure 2: Main Landing Gear Axle Installation
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Landing Gear
AMM
Detail Steps/Work Items Key Items/References
(9) Remove the nut and bolt at the inner attachment mount. Refer to Figure 1.
(10) Remove the nuts which hold the retaining bar to the outer mounting bracket. Hold the strut!
(11) Remove the strut. Move the strut outboard.
C. Install a Main Landing Gear Strut
Detail Steps/Work Items Key Items/References
(1) Examine the center section in the area of the main landing gear mountings. Look specially for damage to the GFRP structure. Refer to Section 51-10 for GFRP inspection procedures.
(2) Put the strut in position. Move it inboard through the center section access panel.
(3) Put the inserts in position above and below the strut at the outer mounting. Hold the strut!
(4) Apply grease to the bolts. Use MIL-G-3545 grease.
(5) Install the retaining bar. Torque 20 Nm (14.8 ft.lb). Make sure that the flexible insert is glued in position. Use Loctite Superglue.
(6) Apply grease to the washers and the nuts. Use MIL-G-3545 grease.
(7) Install the nut and bolt at the inner mounting block. Refer to Figure 1. Make sure that the spring washers are between the top of the strut and the mounting block. Make sure that the convex and concave washers are between the nut and the strut.
(8) Tighten the nut on the inner bolt and install a cotter pin. To give a height of the spring washers of 4 mm (+0.5 mm / -0 mm) or 0.16 in. (+0.02 in / -0 in).
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