3. Job Set-up
__________
Subtask 32-11-19-941-056
A. Safety Precautions
R (1) Make sure that the safety barriers are in position.
(2)
On the panel 400VU:
-Make sure that the landing-gear control-lever 6GA is in the DOWN position.
-Put a warning notice in position to tell persons not to operate the landing gear.
(3)
Make sure that the warning notices are in position in the cockpit to tell persons not to operate the landing gear.
R (4) Make sure that the ground safety locks are on the landing gear R (Ref. TASK 32-00-00-481-001).
Subtask 32-11-19-860-065
B. Aircraft Maintenance Configuration
(1)
Make sure that the flight safety precautions were obeyed (Ref. TASK 32-00-00-860-001).
(2)
Make sure that the access platform is in position adjacent to the applicable Main Landing Gear (MLG).
Subtask 32-11-19-865-057
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------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
1EFF : ALL 1 32-11-19Page 419 1 1 Feb 01/05 1 1 1CES 1 1EFF : ALL 1 32-11-19Page 420 1 1 Feb 01/04 1 1 1CES 1
4. Procedure_________
(Ref. Fig. 402/TASK 32-11-19-991-005)
Subtask 32-11-19-420-053
A. Connection of the MLG Lock Springs
(1) Preparation for connection of the MLG lock spring
(a) Make sure that the parts retained from the removed component are clean and in the correct condition.
R R R NOTE : In the step that follows, make sure that the Materials No.____ 04-004 and No. 04-022 are not mixed together. Do not use them at the same time (Ref. SIL 12-008).
R R (b) Lubricate with COMMON GREASE (Material No. 04-004) or COMMON GREASE (Material No. 04-022): - the pins (2) and (9) - the spacer (3) - the bores of the side-stay attachment lugs - the eye-ends of the lock springs (6) and (8).
R (c) Install the SPRING EXPANDER-MLG SIDE STAY (460005832), (Ref. TASK 32-11-19-481-001).
(2) Connection of the lock springs (6) and (8).
(a) Use the location pin (5) to make sure that the eye-ends of the lock springs (6) and (8) are aligned with each other.
(b) Remove the location pin (5).
(c) Adjust the SPRING EXPANDER-MLG SIDE STAY by use of the driving nut (7), to align the eye-ends of the lock springs (6) and (8) with the bores of the side-stay attachment lugs.
(d) Put the spacer (3) in position between the eye-ends of the lock spring (8) and the lock spring (6). Install the washers (10) and (4) and the pin (9).
(e) Attach the bullet (1), (part of the SPRING EXPANDER-MLG SIDE STAY), to the pin (2) and install the pin (2). The pin (2) will push out the pin (9).
(f) Remove the bullet (1) from the pin (2).
(g)
Install the washer (11) and the nut (12).
(h)
TORQUE the nut (12) to between 0.34 and 0.51 m.daN (30.08 and
45.13 lbf.in) and install a new cotter pin (13).
R (i) Remove the SPRING EXPANDER-MLG SIDE STAY, (Ref. TASK 32-11-19-081-001).
(3)
Application of sealants
(a) Apply a layer of SEALANTS (Material No. 09-016) to:
-
the ends of the pin (2)
-
the nut (12) and the washer (11).
(4)
Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 32-11-19-865-058
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit
breaker(s): R 1GA, 2GA, 52GA.
5. Close-up
________
Subtask 32-11-19-720-052
A. Test
(1) Do a functional test of the normal extension and retraction of the MLG (Ref. TASK 32-31-00-720-002).
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：A320飞机维护手册 AMM LANDING GEAR 起落架2(81)
