(Ref. Fig. 401/TASK 71-22-11-991-300) Subtask 71-22-11-020-051
A. Removal of the Aft Engine Mount. NOTE : Removal of the hardware that attach the aft engine mount to the
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engine is the same at the three engine flanges.
(1) Remove the retaining pin (5) from the bolt (15).
(2) Remove the bolts (30), washers (35), (50). and nuts (55) that attach the retainers (60) and (70) to bracket (40).
(3) Remove the retainers (60) and (70) from engine.
(4) Remove the spanner nuts (65) and (75) from the bolt (10) and the pin (15).
(5) Remove the bolt (10) from the pin (15).
(6) Remove the pin (15), and the brackets (20) and (40) from the engine flange.
(7) Disengage the link assemblies from the engine flanges and remove the engine mount (85) from the engine.
(8) Remove the bushing (25), (45), and the shoulder bushing (80) from the engine flanges.
Subtask 71-22-11-480-052
B. Installation of the AFT ENGINE MOUNT ANTI GOUGE SPLINTS.
(1) Put the top slint assemblies (larger) on the outside of the aft engine mount links.
NOTE : The end of the splint assembly marked TOP must touch the beam
____ assembly. The other end marked BOTTOM must touch the links.
(2) Put the bottom splint (smaller) on the inside of the aft engine mount links.
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Aft Engine Mount
Figure 401/TASK 71-22-11-991-300
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(3) Attach the SPLINT - ENGINE MOUNT AFT (RSE1224) to the engine mount two places with TY WRAP.
(a) Wind the TY WRAP around the splints and the aft mount where the splint touches the beam assembly.
(b) Wind the TY WRAP around the splints and the aft mount where the splint touches the link.
(c) Make sure that the TY WRAP is wound very tight and that the splints can not move.
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TASK 71-22-11-400-041
Installation of the Aft Engine Mount
1. Reason for the Job
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Self Explanatory
2. Job Set-up Information
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A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
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No specific Torque Wrench : range 8.00 to 75.00 lbf.ft
(1.00 to 10.00 m.daN)
No specific Torque Wrench : range 15.00 to 150.00 lbf.ft
(2.00 to 20.00 m.daN) R No specific Torque Wrench : range 5.00 to 35.00 lbf.in R (0.05 to 0.40 m.daN)
RSE1098 1 WRENCH SET - AFT ENGINE MOUNT
RSE1224 2 SPLINT - ENGINE MOUNT AFT
B. Consumable Materials
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REFERENCE DESIGNATION
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Material No. CP5063 *
Silicone Lubricant (Ref. 70-30-00)
C. Referenced Information
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REFERENCE DESIGNATION
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20-21-11-911-001 Tightening Torques for Standard Threaded Fasteners 71-00-00-000-042 Removal of the Power Plant 71-00-00-400-042 Installation of the Power Plant 71-22-11-991-300 Fig. 401
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3. Job Set-up
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Subtask 71-22-11-860-050
A. Make sure that the engine is removed (Ref. TASK 71-00-00-000-042)
Subtask 71-22-11-080-052
B. Remove the SPLINT - ENGINE MOUNT AFT (RSE1224) from the aft engine mount.
4. Procedure
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(Ref. Fig. 401/TASK 71-22-11-991-300)
Subtask 71-22-11-420-051
A. Installation of the Aft Engine Mount. CAUTION : INSTALL THE BUSHING (80) WITH ITS SHOULDER AT THE INTERIOR OF
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THE ENGINE RANGE.
NOTE : Installation of the hardware that attach the aft engine mount to 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 动力装置 POWER PLANT 2
