1EFF : ALL 1 32-31-36Page 409 1 1 Nov 01/99 1 1 1CES 1 1EFF : ALL 1 32-31-36Page 410 1 1 Nov 01/99 1 1 1CES 1 Subtask 32-31-36-420-053
(3) Preparation of the check valve 2529GM.
(a) Remove the blanking plugs.
(b) Apply HYDRAULIC FLUIDS (Material No. 02-003), HYDRAULIC FLUIDS (Material No. 02-003A), HYDRAULIC FLUIDS (Material No. 02-003B) or HYDRAULIC FLUIDS (Material No. 02-003C) to the threads of the check valve (7).
R R R R (c) Apply HYDRAULIC FLUIDS (Material No. 02-003) , HYDRAULIC FLUIDS (Material No. 02-003A), HYDRAULIC FLUIDS (Material No. 02-003B), HYDRAULIC FLUIDS (Material No. 02-003C) or HYDRAULIC FLUIDS (Material No. 02-003D) to the new packing (5).
(d) Put the packing (5) on the check valve (7).
(4) Clean the component interface and/or the adjacent area.
(5) Do an inspection of the component interface and/or the adjacent area.
(6) Make sure that the parts retained from the removed component are clean and in the correct condition.
(7) Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
4. Procedure_________
(Ref. Fig. 401/TASK 32-31-36-991-001)
Subtask 32-31-36-420-051
A. Installation of the Check Valve 2519GM
(1) Remove the blanking plugs.
(2) Put the union (11) and the check valve (13) in position and tighten the connectors (10), (14) and (9).
(3) TORQUE the connector (10) to between 5.2 and 5.65 m.daN (38.34 and 41.66 lbf.ft).
(4) TORQUE the pipe (14) to between 2.9 and 3.2 m.daN (21.38 and 23.59 lbf.ft).
(5) TORQUE the pipe (9) to between 3.34 and 3.44 m.daN (24.63 and 25.36 lbf.ft).
B. Installation of the Check Valve 2525GM
(1)
Remove the blanking plugs.
(2)
Install the check valve (4) in the manifold (6).
(3)
TORQUE the check valve (4) to between 3.19 and 3.47 m.daN (23.52 and
25.58 lbf.ft).
(4)
Tighten the connector (3) and TORQUE to between 2.9 and 3.2 m.daN
(21.38 and 23.59 lbf.ft). Subtask 32-31-36-420-054
C. Installation of the check valve 2529GM
(1)
Remove the blanking plugs.
(2)
Install the check valve (7) in the manifold (6).
(3)
TORQUE the check valve (7) to between 3.19 and 3.47 m.daN (23.52 and
25.58 lbf.ft).
(4)
Put the union (2) in position and tighten the connectors (1) and TORQUE them to between 2.9 and 3.2 m.daN (21.38 and 23.59 lbf.ft).
Subtask 32-31-36-865-051
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GA, 2GA, 52GA, 1701GK, 1702GK.
Subtask 32-31-36-860-052
E. Preparation for Test
(1)
Connect the PTU isolation coupling (Ref. TASK 29-23-00-860-002).
(2)
If the flight configuration precautions were obeyed, put the aircraft back to the serviceable condition (Ref. TASK 32-00-00-860-002).
(3)
Remove the container.
(4)
Remove the warning notice(s).
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(5)
Remove the access platform(s).
(6)
Close the left MLG door (Ref. TASK 32-12-00-410-001).
(7)
If necessary fill the reservoir of the Green hydraulic system to the correct level (Ref. TASK 12-12-29-611-001).
Subtask 32-31-36-720-050
F. Do the Test
(1)
Do the functional test of the normal extension and retraction system (Ref. TASK 32-31-00-720-002).
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