(2)
Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002)
(3)
Put the safety barriers in position. Subtask 32-31-44-010-053
C. Get Access
(1)
Open the applicable MLG door (Ref. TASK 32-12-00-010-001). Subtask 32-31-44-869-054
D. Disconnection of the PTU Isolation Coupling
(1)
Depressurize the Green hydraulic system is (Ref. TASK 29-10-00-864-001).
(2)
Depressurize the reservoir of the Green hydraulic system (Ref. TASK 29-14-00-614-001).
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(3) Obey the flight configuration precautions (Ref. TASK 32-00-00-860-001).
Subtask 32-31-44-865-056
E. 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 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
4. Procedure
_________
(Ref. Fig. 405/TASK 32-31-44-991-005) Subtask 32-31-44-020-053
A. Removal of the MLG Uplock Assembly 2509GM (2510GM) view B
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Disconnect the electrical connectors (5) and (6) from the uplock assembly (8).
(3)
Put blanking caps on the disconnected electrical connectors.
(4)
Make a note of the dimension "X".
(Ref. Fig. 405/TASK 32-31-44-991-005)
NOTE : This dimension is necessary for the installation of the new
____
component.
(5)
Disconnect the hydraulic hoses (7) and (9) from the uplock assembly (8).
(6)
Put blanking plugs on the disconnected line ends.
(7)
Remove the bonding strap vioew E
(a) Remove the nut (21), the washer (22), the bolt (14) and disconnect the bonding strap (13) from the uplock assembly (8).
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MLG Uplock Assembly 2509GM (2510GM)
Figure 405/TASK 32-31-44-991-005- 13 (SHEET 1)
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MLG Uplock Assembly 2509GM (2510GM)
Figure 405/TASK 32-31-44-991-005- 23 (SHEET 2)
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MLG Uplock Assembly 2509GM (2510GM)
Figure 405/TASK 32-31-44-991-005- 33 (SHEET 3)
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(8)
Disconnect the Free Fall Exstension Rod (35) view D
(a)
Remove and discard the cotter pin (38).
(b)
Remove the nut (36), the washer (37), the bolt (33) and the bush (34).
(c)
Move the rod (35) away from the lever (29).
(9)
Disconnect the Strut A (4) view E
(a)
Remove and discard the cotter pin (15).
(b)
Remove the nut (16), the washers (17), (18) the bolt (20) and the washer assembly (19).
(c)
Move the strut (4) away from the uplock assembly (8).
(10)
Disconnect the Strut B (10) view F
(a)
Remove and discard the cotter pin (28).
(b)
Remove the nut (27), the washers (25), (26) the bolt (23) and the washer assembly (24).
(c)
Move the strut (10) away from the uplock assembly (8).
(11)
Remove the MLG Uplock Assembly 2509GM (2510GM) view B
(a)
Remove and discard the cotter pin (3). WARNING : SUPPORT THE UNIT/ASSEMBLY OR IT WILL FALL AND BECOME
_______ DAMAGED OR INJURE PERSONNEL. THE UNIT/ASSEMBLY IS HEAVY.
(b)
Remove the nut (2), the bolt (11), the washer (12), the outer bush (1) and remove the uplock assembly (8).
(c)
If necessary remove the inner bush (1).
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