(9) Lubricate a new O-ring (490) with engine oil (Material No. CP2442) and install it in the groove of the horizontal drive shaft.

 (10) Lubricate the splines of the horizontal drive shaft with engine oil (Material No. CP2442).

 (11) Disengage the horizontal drive shaft (Ref. TASK 72-63-00-860-001).

 (12) Remove the TGB from its container.

 (13) Remove the TGB blanking kit (745) as follows:

 (a) Remove the cap from the TGB oil supply nipple.

 (b) Remove the plug fron the TGB scavenge port.

 (c) Remove the plug from the TGB vent port.

 (d) Remove the cover from the FWD face of the TGB housing.

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R R R  (14) Install the O-ring (495) in the groove of the oil distributor in the bevel gear: (Ref. Fig. 404/TASK 72-63-00-991-310) 
R R  NOTE : If necessary, lubricate the new O-ring (495) with engine oil____ (Material No. CP2442). 
R R  (a) Engage the O-ring (495) by the hole of the oil distributor in the bevel gear with soft nose pliers. 
R R  (b) Put the O-ring (495) in the groove of the oil distributor in the bevel gear with soft nose pliers. 
R R  NOTE : Make sure that O-ring (495) is correctly installed in the____ groove of the oil distributor in the bevel gear.
 (15) Install the TGB on the FIXTURE, SUPPORT - TGB R/I (856A2719G02) as follows:
 (a) Engage the lockpins of the front plates in the TGB holes, at the 7:30 and 4:30 locations.
 (b) Secure the rear yoke to the TGB rear mount with the lockpin.
 (c) Set the position of the TGB in relation to the AGB.
 (16) Install the gasket (500) between the AGB and the TGB.
 (17) Move the TGB forward in contact with the AGB.
 (18) Attach the TGB to the AGB as follows:
 (a) Install 3 bolts (480), washers (515) and nuts (510) at the flanged bushings locations (2:30, 6:30 and 10:30 o'clock positions).
 (b) TORQUE the nuts (510) to between 240 and 290 lbf.in (2.71 and 3.27 m.daN).
 (c) Install 2 bolts (480), washers (515) and nuts (510) in the holes at the 11:30 and 0:30 o'clock positions.
 (d) TORQUE the nuts (510) to between 240 and 290 lbf.in (2.71 and 3.27 m.daN).

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 (e) Remove the nut (510), washer (515) and bolt (480) at the 6:30 o'clock position.

 (f) Install the bracket (525) on the front face of the AGB/TGB interface, at holes at the 5:30 and 6:30 o'clock positions, with 2 bolts (480) washers (515) and nuts (510).

 (g) TORQUE the nuts to between 240 and 290 lbf.in (2.71 and 3.27 m.daN).

 (h) Remove the nuts (510), washer (515) and bolt (480) at the 2:30 o'clock position.

 (i) Install the bracket (485) on the front face of the AGB/TGB interface, at holes at the 3:30 and 2:30 o'clock positions, with 2 bolts (480).

 (j) Install the bracket (505) on the rear face of the AGB/TGB interface, at holes at the 2:30 and 1:30 o'clock positions with a bolt (480).

 (k) Secure the 3 bolts (480) at the 1:30, 2:30 and 3:30 o'clock positions with 3 washers (515) and nuts (510).

 (l) TORQUE the nuts to between 240 and 290 lbf.in (2.71 and 3.27 m.daN).

 (m) Install the bracket (520) on the rear face of the AGB/TGB interface at holes at the 8:30 and 9:30 o'clock positions, with 2 bolts (480), washers (515) and nuts (510).

 (n) TORQUE the nuts to between 240 and 290 lbf.in (2.71 and 3.27 m.daN).

 (o) Disengage the lockpins of the front plates from the holes at the

 4:30 and 7:30 o'clock positions.

 (p) Install the 2 bolts (480), washers (515) and nuts (510) which remain.

 (q) TORQUE the nuts to between 240 and 290 lbf.in (2.71 and 3.27 m.daN).

 (r) Engage the horizontal drive shaft (Ref. TASK 72-63-00-860-001).

 (19) Remove the radial drive shaft from the radial drive shaft storage tube (750).
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 (20) Lubricate a new O-ring (755) with engine oil (Material No. CP2442) and install it in the radial drive shaft groove.

 (21) Lubricate the splines at each end of the radial drive shaft with engine oil (Material No. CP2442).
　
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