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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
FOR THE AFT SUMP
Location of the Oil Supply Tube on the LPT Frame Figure 801
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
A-A
TURBINE FRAME
(VIEW IN THE FORWARD DIRECTION)
Removal of the Clamp Support for the Oil Supply Tube Figure 802 (Sheet 1)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
TURBINE FRAME
OIL INLET
COVER
O-RING BOLT
(12 LOCATIONS)
FLANGE ASSEMBLY
BOLT
(24 LOCATIONS)
OIL SUPPLY TUBE
FOR THE AFT SUMP
FLAME
ARRESTOR
NOTE: DO NOT REMOVE THE____
NIPPLE FROM THE UNION NUT
OIL INLET COVER.
BOLT (6 LOCATIONS)OIL SUPPLY TUBE
A
FOR THE AFT SUMP
SUPPORT
CLAMP
NUT UNION NUT
B SUPPORT BOLT
CLAMP B OIL SUPPLY TUBE
B
B-B
Removal of the Clamp Support for the Oil Supply Tube Figure 802 (Sheet 2)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
TUBE ELBOW
A
Removal of the Oil Supply Tube Figure 803
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
Installation of the Replacement Oil Supply Tube
Figure 804
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CFM56 ENGINES
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S 438-017-C00
(19) If you removed the oil inlet cover before, install it again in the steps that follow:
(a)
Put a light layer of engine oil on the new O-ring (Fig. 802).
1) Install the O-ring in the front groove of the oil inlet cover.
(b)
Put a light layer of grease (CP2101) on the threads of the bolts. 1) Install the oil inlet cover on the turbine frame. 2) Align the position of the aft cover with the oil scavenge
tube that comes out of the bottom of the No. 5 bearing
support.
3) Attach with the bolts.
4) Tighten the bolts to 110-120 pound-inches
(12.5-13.5 Newton meters).
5) Install the lockwire on the bolts.
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