NOTE : Reinstall brackets at their proper location when
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reconnecting AGB to TGB.
(i) Remove one centering pin and install a bolt head forward, threads lightly coated with graphite grease (Material No. CP2101). Secure with washer and nut, handtight.
(j) Remove remaining centering pin and install a bolt, head forward, threads lightly coated with graphite grease (Material No. CP2101). Secure with washer and nut handtight.
(k) Install remaining bolts, head forward, threads lightly coated with graphite grease (Material No. CP2101). Secure with corresponding washers and nuts.
(l) TORQUE all nuts to between 250 and 280 lbf.in (2.82 and 3.16 m.daN).
(4) Remove sealing cap from TGB oil supply tube and reconnect tube to TGB nipple, handtight (Ref. Fig. 534/TASK 71-00-00-991-363)
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E. Reconnection of Parts Removed for Access
NOTE : Gasket previously used should be examined for defects before
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reuse.
NOTE : Lightly coat gasket seals with graphite grease (Material No.
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CP2101).
NOTE : Lightly coat threads of bolts with graphite grease (Material No.
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CP2101).
(1) Install gasket between rear sump scavenge oil tube and AGB housing. Secure tube with bolts (Ref. Fig. 534/TASK 71-00-00-991-363)
(2) TORQUE bolts to between 45 and 50 lbf.in (0.50 and 0.56 m.daN).
(3) Install gasket between TGB scavenge oil tube and AGB housing. Secure tube with bolts (Ref. Fig. 534/TASK 71-00-00-991-363)
(4) TORQUE bolts to between 45 and 50 lbf.in (0.50 and 0.56 m.daN).
(5) Reinstall bolt and nut securing rear sump scavenge and TGB supply oil tubes clamps to bracket on LH side of AGB/TGB connection. Handtighten nut (Ref. Fig. 534/TASK 71-00-00-991-363)
(6) TORQUE TGB oil supply tube coupling nut to TGB nipple to between 270 and 300 lbf.in (3.05 and 3.39 m.daN).
(7) TORQUE nut securing clamps to LH bracket to between 100 and 110 lbf.in (1.13 and 1.24 m.daN).
(8) Reinstall bolt securing TGB RH forward bracket to TGB housing. TORQUE bolt to between 100 and 110 lbf.in (1.13 and 1.24 m.daN) (Ref. Fig. 535/TASK 71-00-00-991-364)
(9) Reinstall ignition cables in their clips.
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F. Reintallation of Handcranking Drive Assy
(1) Positioning of Horizontal Drive Shaft
(a) Screw the puller part of tool, (856A2178) into the horizontal drive shaft (Ref. Fig. 541/TASK 71-00-00-991-369)
(b) Push the puller and turn it to engage the drive shaft splines into the internal gearshaft splines.
(c) Push the horizontal drive shaft up to extreme position.
(d) Remove the puller from the horizontal drive shaft.
(2) Installation of Handcranking Drive (Ref. Fig. 538/TASK 71-00-00-991-366, 540/TASK 71-00-00-991-368)
(a) Lightly coat new O-ring (20) with engine oil (Material No. CP2442) and install into groove of handcranking drive.
(b) Lightly coat the handcranking drive splines with engine oil (Material No. CP2442) and check for cleanliness of mating faces.
(c) Screw the puller, (856A2632G01) into the handcranking drive.
(d) Install the handcranking drive by pushing the puller and turning it to engage handcranking drive into the internal gearshaft splines and pushing again up to contact with horizontal drive shaft.
(e) Remove the puller from handcranking drive.
(3) Installation of Nut
(Ref. Fig. 539/TASK 71-00-00-991-367)
(a) Ensure retaining spring is installed into groove of nut.
(b) Lightly coat external threads of nut with engine oil (Material No. CP2442).
(c) Engage the nut on the wrench part of tool, (856A2718).
(d) Secure the wrench guide on AGB housing using the 2 bolts provided.
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(e) Turn wrench axle to engage forward square end of the axle into handcranking drive.
(f) Screw the nut using axle for countertorque. TORQUE nut to between 882 and 1148 lbf.in (9.96 and 12.97 m.daN). 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 1(80)
