E 56-5B E
Aft Sump Oil Supply Tubes
Figure 403/TASK 72-56-00-991-302
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R Aft Sump Oil Supply Tubes
R Figure 403A/TASK 72-56-00-991-302-B
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Aft Sump Oil Supply Tubes Figure 403B/TASK 72-56-00-991-302-A
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(2) Loosen the coupling nuts of the oil supply tube (40) from the nipple (50), on the oil inlet cover (80) and from the oil supply tube (140), in the LPT frame strut.
(3) Loosen both coupling nuts of the damping oil tube (70) from the nipple (90) on the No. 5 bearing support and from the oil supply tube (40).
(4) Cut and remove the lockwire which safeties the sleeve locking nut (110).
(5) Loosen the sleeve locking nut (110) to free the oil supply tube (140) in the LPT frame strut.
(6) Cut and remove the lockwire which safeties the bolts (130).
(7) Remove the bolts (130) and disengage the end fitting (120) from the LPT frame.
(8) Remove the damping oil tube (70) and the oil supply tube (40).
(9) Install bolts (130) again to attach the end fitting (120) to the LPT frame. Tighten bolts (130) by hand.
R **ON A/C 051-051,
R Subtask 72-56-00-020-052-B
R A. Removal of the Rear Sump Oil Supply Tubes
R NOTE : This procedure is for Turbine Frame with Tangential Non Symetrical
____ R Section Struts only.
R (1) Cut and remove all the lockwires which safety the tube coupling nuts.
R CAUTION : USE 2 WRENCHES TO REMOVE OR INSTALL THE TUBE COUPLING NUTS.
_______ R ONE WRENCH TO HOLD THE UNION AND ONE TO LOOSEN OR TIGHTEN R THE COUPLING NUT. THIS WILL PREVENT DAMAGE TO THE HARDWARE.
R (2) Loosen the coupling nuts of the oil supply tube (40) from the nipple R (50), on the oil inlet cover (80) and from the oil supply tube (100), R in the LPT frame strut.
R (3) Loosen both coupling nuts of the damping oil tube (70) from the R nipple (90) on the No. 5 bearing support and from the oil supply tube R (40).
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(4) Remove the damping oil tube (70) and the oil supply tube (40). R **ON A/C 106-149, 155-199, 208-299, 301-399, 401-499,
Subtask 72-56-00-020-052-A
A. Removal of the Rear Sump Oil Supply Tubes NOTE : This procedure is for Turbine Frame with Tangential Symetrical
____
Section Struts only.
(1) Cut and remove all the lockwires which safety the tube coupling nuts. CAUTION : USE 2 WRENCHES TO REMOVE OR INSTALL THE TUBE COUPLING NUTS.
_______ ONE WRENCH TO HOLD THE UNION AND ONE TO LOOSEN OR TIGHTEN THE COUPLING NUT. THIS WILL PREVENT DAMAGE TO THE HARDWARE.
(2) Loosen the coupling nuts of the oil supply tube (170) from the nipple (180), on the oil inlet cover (160) and from the oil supply tube (220), in the LPT frame strut.
(3) Loosen both coupling nuts of the damping oil tube (200) from the nipple (210) on the No. 5 bearing support and from the oil supply tube (170).
(4) Remove the damping oil tube (200) and the oil supply tube (170). **ON A/C 001-049, 051-099, 101-105, 151-154, 201-207,
Subtask 72-56-00-020-053
B. Removal of the Oil Inlet Cover NOTE : For Turbine Frame with Tangential Non Symetrical Section Struts or
____
with Radial Struts only.
(1) Remove the bolts (30) which attach the oil inlet cover (80) to the No. 5 bearing support.
(2) Install the ADAPTER, PULLER - OIL INLET COVER (856A3419G02), on the rear flange of the oil inlet cover (80).
(3) Remove the oil inlet cover (80).
(4) Remove and discard the O-ring (20).
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(5) Remove and discard the gasket seal (10).
(6) Remove the ADAPTER, PULLER - OIL INLET COVER (856A3419G02), from the oil inlet cover (80).
(7) Cut and remove the lockwire which safeties the nipple (50) to the oil inlet cover (80). 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 ENGINE 发动机 2(108)
