(71.53 and 78.90 lbf.ft).
(l)
If possible, safety the coupling half (46) at the manifold (7) with the lockwire, MISCELLANEOUS (Material No. 19-010).
(m)
Put the new packing (23) in position on the check valve 3093GM.
(n)
Install the check valve 3093GM in the port D of the manifold (7).
(o)
TORQUE the check valve 3093GM to between 9.7 and 10.7 m.daN
(71.53 and 78.90 lbf.ft).
(p)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the new square-section seals, back-up rings and packings.
(q)
Put the new back-up rings (37) on the side of the bobbins (9) without the identification grooves (equipment side).
(r)
Put the new square-section seals (10) on the side of the bobbins
(9) without the identification grooves (equipment side).
(s)
Put the new back-up rings (36) on the side of the bobbins (9) with the identification grooves (manifold side).
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(t)
Put the new packings (35) on the side of the bobbins (9) with the identification grooves (manifold side).
(u)
Install the bobbins (9) with the identification grooves in the ports of the manifold (7) (Ref. TASK 20-23-21-911-001).
(v)
Install the priority valve 3064GM (Ref. TASK 29-13-33-400-001). Subtask 29-13-15-420-050-C
B.
Installation of the PTU Manifold CAUTION : USE A SECOND WRENCH TO APPLY COUNTERTORQUE TO THE UNION WHEN
_______ YOU DISCONNECT/CONNECT HYDRAULIC LINES ON UNIONS. IF YOU USE THE SECOND WRENCH, YOU WILL NOT LOOSEN OR TIGHTEN THE UNION TOO MUCH.
CAUTION : YOU MUST INSTALL HYDRAULIC TUBES WITH HYDRAULIC FLUID AS
_______
LUBRICANT.
(1)
Remove the sealant from the mating surface of the manifold (7) and the aircraft structure with a plastic or wooden scraper.
(2)
Clean the component interface and/or the adjacent area.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Examine the structure of the aircraft in the area of the manifold attachment for cracks, corrosion or other damage.
(5)
Apply a layer of SEALANTS (Material No. 09-018) to the mating surface of the manifold (7).
(6)
Put the manifold (7) in position on the aircraft and install the bolts (1) and the washers (2). Do not tighten the bolts (1).
(7)
Remove the blanking plugs from the pipe end-fittings and the unions on the manifold (7).
(8)
Make sure that the hydraulic line end-fittings are serviceable.
(9)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the threads of the line end-fittings.
(10) Connect the pipe (11) to the union (13).
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(11)
TORQUE the pipe end-fitting (12) to between 9.7 and 10.7 m.daN (71.53
and 78.90 lbf.ft).
(12)
Connect the pipe (21) to the check valve 3093GM.
(13)
TORQUE the pipe end-fitting (22) to between 12.9 and 14.2 m.daN
(95.13 and 104.71 lbf.ft).
(14)
Connect the pipe (48) to the union (50).
(15)
TORQUE the pipe end-fitting (49) to between 1.5 and 1.7 m.daN (11.06 and 12.53 lbf.ft).
(16)
Connect the pipe (3) to the reducer (5).
(17)
TORQUE the pipe end-fitting (4) to between 5.4 and 5.9 m.daN (39.82 and 43.51 lbf.ft).
(18)
Tighten the bolts (1).
(19)
If the heads of the bolts (1) have bores:
-Safety the bolts (1) and the coupling half (46) with the lockwire MISCELLANEOUS (Material No. 19-010). **ON A/C 059-061, 102-105, 151-152, 201-206, Post SB 29-1094 For A/C 059-061,102-105,151-152,201-206, (Ref. Fig. 402/TASK 29-13-15-991-002)
R **ON A/C 059-061, 102-149, 151-199, 201-299, 301-399, 401-499, Post SB 29-1094 For A/C 059-061,102-105,151-152,201-206,
(20)
Make sure that the isolation coupling (45) engages correctly in the coupling half (46).
(21)
Remove the blanking caps from the electrical connectors.
(22)
Make sure that the electrical connectors are clean and in the correct condition.
(23)
Connect the electrical connector (29) to the PTU solenoid valve.
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