A320飞机维护手册 AMM PNEUMATIC 气源 1(138)

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 (3) Remove the bolt (15), the nut (45) and the clamp (20) that attach the hose tube assembly (40) to the bracket at engine flange Sta. 215 (B8).
 (4) Remove the clamps (20) from the hose tube assembly (40).
 (5) Disconnect the tube assembly (40) from the HP regulator valve (30).
 (6) Put protective covers on the two ends of the hose tube assembly (40) and the fittings on the valves (30) and (50).
 (7) Remove the hose tube assembly (40) from the engine. 
R  **ON A/C 151-158, 
R  Subtask 36-11-49-020-094-A 
R  D. Removal of the HPV/PRV to Pylon Tube 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 tube assembly. 
R  (1) Disconnect the hose assembly (15) from the tube assembly (20). 
R R  NOTE : Use a second wrench to hold the fitting on the tube assembly____ when you loosen the coupling nut on the hose. 
R R  (2) Remove the bolt (25) and the clamp (30) that attach the tube assembly (20) to the bracket at engine flange Sta. 221 (B9). 
R  (3) Remove the clamp (30) from the tube assembly (20). 

R 1EFF : 106-149, 151-158, 211-299, 301-399, 1 36-11-49Page 478 1 1 May 01/05 1 1 1CES 1

 (4)
 Remove the bolt (25) that attaches the two clamps (30) to the bracket at engine flange Sta. 221 (B9).

 (5)
 Remove the clamp (30) from the tube assembly (20). Leave the other clamp (30) on the tube (35) and loosely install the bolt (25).

 (6)
 Remove the bolt (65), the washer (70) and the nut (75) that attach the clamp (80) to the bracket at engine flange Sta. 221 (B9).

 (7)
 Remove the clamp (80) from the tube assembly (20).

 (8)
 Disconnect the tube assembly (20) from the tube assembly (45). NOTE : Use a second wrench to hold the tee fitting when you loosen

____
 the coupling nut on the tube.

R **ON A/C 159-199, 401-499,
 Subtask 36-11-49-020-094-C
 D. Removal of the HPV/PRV to Pylon Tube Assembly
 (1)
 Disconnect the hose assembly (15) from the tube assembly (20). NOTE : Use a second wrench to hold the fitting on the tube assembly

____ when you loosen the coupling nut on the hose.

 (2)
 Remove the bolts (25) and the clamps (30) that attach the tube assembly (20) to the brackets at engine flange Sta. 221 (B9) (three locations).

 (3)
 Remove the clamps (30) from the tube assembly (20).

 (4)
 Disconnect the tube assembly (20) from the hose tube assembly (45). NOTE : Use a second wrench to hold the fitting on the hose tube

____ assembly (45) when you loosen the coupling nut on the tube (20).

 (5)
 Remove the tube assembly (20) from the engine.

R 1EFF : 151-199, 401-499, 1 36-11-49Page 479 1 1 Aug 01/05 1 1 1CES 1

 **ON A/C 151-158,

 Subtask 36-11-49-020-101
 E. Removal of the Mid Stage Tee Duct to Pylon Interface Tube Assembly
 (1)
 Disconnect the hose assembly (10) from the tube assembly (35). NOTE : Use a second wrench to hold the fitting on the tube assembly

____ when you loosen the coupling nut on the hose.

 (2)
 Remove the bolt (25) and the clamp (30) that attach the tube assembly

 (35) to the bracket at engine flange Sta. 221 (B9). (Two locations).

 (3)
 Remove the clamp (30) from the tube assembly (35).

 (4)
 Remove the bolt (25) that attaches the two clamps (30) to the bracket at engine flange Sta. 221 (B9).

 (5)
 Remove the clamp (30) from the tube assembly (35). Leave the other clamp (30) on the tube (20) and loosely install the bolt (25).

 (6)
 Remove the bolt (25) and the clamp (30) that attach the tube assembly

 (35) to the bracket at engine flange Sta. 215 (B8).

 (7)
 Remove the clamp (30) from the tube assembly (35).

 (8)
 Disconnect the tube assembly (35) from the union (55) on the mid stage tee duct.

 NOTE : Use a second wrench to hold the union when you loosen the
____
 coupling nut on the tube.

 (9) If necessary, remove the union (55) from the mid stage tee duct.
 (10)
 Put protective covers on the tube assembly (35), the union (55), and the hose (10).

 (11)
 Remove the tube assembly (35) from the engine.

R 1EFF : 151-158, 1 36-11-49Page 480 1 1 Nov 01/04 1 1 1CES 1 Subtask 36-11-49-020-102

 F. Removal of the PRV to HPV Tube Assembly NOTE : To use the CFM56-5B engine on an A320 or A321 aircraft, you must
　
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