(b)
Loosen the couplings on the valves (30) and (50).
(c)
Move the valves (30) and/or (50) until the tube assembly (25) is correctly aligned with the valves.
(10)
TORQUE the coupling nuts at the two ends of the tube assembly (25) to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
(11)
TORQUE the nuts (45) to between 20 and 25 lbf.in (0.22 and 0.28 m.daN).
(12)
TORQUE the nuts on the valve couplings as follows:
(a)
TORQUE the coupling nut to the value shown on the coupling.
(b)
Lightly hit the perimeter of the coupling with a fiber hammer, then torque the coupling nut again.
(c)
Do the torque procedure two times, then torque the coupling nut
again. R
R **ON A/C 106-149, 211-299, 301-399,
Subtask 36-11-49-420-089-B
C. Installation of the Mid Stage Tee Duct to Pylon Interface Tube Assembly
(1)
Remove the protective covers on the tube assembly (25), the union
(35) and the hose assembly (10).
(2)
Loosely connect the hose assembly (10) to the tube assembly (25).
(3)
If necessary, install the union (35) on the mid stage tee duct. TORQUE the union to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
(4)
Loosely connect the tube assembly (25) to the union (35) on the mid stage tee duct.
R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 36-11-49Page 494 1301-399, 1May 01/05 1 1 1CES 1
(5)
Put the clamps (20) on the tube assembly (25). Use the bolts (15) to attach the clamps to the brackets at engine flange Sta. 221 (B9) (two locations).
(6)
Put the clamp (20) on the tube assembly (25). Use the bolts (15) to attach the clamp (20) to the bracket at engine flange Sta. 215 (B8).
(7)
Make sure the tube assembly (25) is in the correct position.
(8)
TORQUE the hose assembly coupling nuts to between 135 and 150 lbf.in
(1.52 and 1.69 m.daN).
NOTE : Use a second wrench to hold the tube when you torque the
____
coupling nut on the hose.
(9) TORQUE the tube assembly (25) coupling nuts to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
NOTE : Use a second wrench to hold the union when you torque the
____
coupling nut on the tube.
(10) TORQUE the bolts (15) to between 20 and 25 lbf.in (0.22 and 0.28 m.daN).
Subtask 36-11-49-420-090-B
D. Installation of the PRV to HPV Tube Assembly
(1) Remove the protective covers from the hose tube assembly (40) and the fittings on the valves (30) and (50).
CAUTION : APPLY ONLY A THIN LAYER OF (CP5063) SILICON LUBRICANT TO
_______ THE THREADS OF THE HOSE TUBE ASSEMBLY COUPLING NUTS AND FITTING ON THE VALVES, AND REMOVE UNWANTED LUBRICANT. KEEP LUBRICANT FROM GOING INTO THE HOSE TUBE ASSEMBLY AND VALVES. IF TOO MUCH LUBRICANT IS USED, THEN LUBRICANT MAY CLOG THE HOSE TUBE ASSEMBLY AND ENTER THE VALVES AND DAMAGE THOSE COMPONENTS.
(2)
Lubricate the threads of the coupling nuts and the fittings with silicon lubricant (Material No. CP5063).
(3)
Loosely connect the hose tube assembly (40) to the bleed pressure regulator valve (50).
(4)
Loosely connect the hose tube assembly (40) to the HP regulator valve (30).
R 1EFF : 106-149, 211-299, 301-399, 1 36-11-49Page 495 1 1 May 01/05 1 1 1CES 1
(5) Tighten the coupling nuts on the hose tube assembly (40) sufficiently to hold the hose tube assembly in position. Do not torque the coupling nuts at this time.
(6) Put the clamp (20) on the hose tube assembly (40). Attach the clamp to the bracket on the engine flange Sta. 215 (B8) with the bolt (15).
(7) Put the clamps (20) on the hose tube assembly (40). Attach the clamp to the bracket on the engine flange Sta. 215 (B8) with the bolt (15) and the nut (45).
(8) Make sure that the hose tube assembly (40) is in the correct position.
(9) TORQUE the coupling nuts at the two ends of the hose tube assembly (40) to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
NOTE : Use a second wrench to hold the fittings on the valves when____ you torque the coupling nuts on the hose tube assembly.
(10) TORQUE the bolt (15) and the nut (45) to between 20 and 25 lbf.in (0.22 and 0.28 m.daN).
R **ON A/C 151-158,
R Subtask 36-11-49-420-089-A
R C. Installation of the Flexible Metal Pneumatic Hose Assembly
R R NOTE : To use the CFM56-5B engine on an A320 or A321 aircraft you must do____ Service Bulletin RA32136-5 which removes this hose assembly.
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 PNEUMATIC 气源 1(143)
