NOTE: These are at the sides of the angle gearbox.
____
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SEE A
A
C C A
38. KEY 37A. LINER SEGMENT 37C. FLANGE 38. KEY CASE INTERMEDIATE
B
(14 LOCATIONS) SCREW A LINER SEGMENT FAN EXIT CASE FLANGE AND 38. KEY 37B. A-A 37C. FLANGE B
INTERMEDIATE CASE
37C. FLANGE
B-B L-A0052
Figure 402 (Sheet 1) Fan Exit Case Liner Segment Removal/Installation
D21882
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
37C. FLANGE
APPLY SEALANT TO THE ENDS OF THE FAN EXIT CASE FLANGE. FILL THE JOINT
(2 LOCATIONS)
0.0-0.010 INCH (0.254 mm) ABOVE ALL SURFACES
L-A8649 (0593)
Fan Exit Case Liner Segment Removal/Installation
Figure 402 (Sheet 2)
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D21890
27. SUPPORT BRACKET (2 LOCATIONS)
11. ANGLE GEARBOX SEE E
28. BOLT (4 LOCATIONS)
36. BOLT (2 LOCATIONS)
ANGLE GEARBOX
SEE A
35. COVER
24. WASHER (2 LOCATIONS)
34. PACKING
FWD
11. ANGLE GEARBOX 29. TOWER SHAFT
29.
TOWER SHAFT
30.
RETAINING
33. TOWER SHAFTRING SNAP RING
31. PLUG
SEE C
33. TOWER SHAFT SNAP RING
(SEE D FOR
PWA 85518
PULLER
INSTALLATION)
32. PACKING
31. PLUG (SEE B FOR REMOVAL)
30. RETAINING RING
PLUG REMOVAL/INSTALLATION BA
Angle Gearbox Plug Installation
Figure 403 (Sheet 1)
D21931
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
L-A6598 (0692) L-A7540 (0692)
Angle Gearbox Plug Installation Figure 403 (Sheet 2)
D21943
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18. PACKING 18. PACKING
11. ANGLE GEARBOX GEARBOX 11. ANGLE
27. SUPPORT BRACKET SEE F
PWA 101035 JACKSCREW PULLER E 27. SUPPORT BRACKET SEE F
27. (2 LOCATIONS) SUPPORT BRACKET 28B. (2 LOCATIONS) KEYWASHER 2 1 PWA 87502 KNOCKER PULLER
(2 LOCATIONS) PINSTOP28C. E
28D. BOLT (2 LOCATIONS) F BOLT (4 LOCATIONS) 28A.
1 2 PWA 87502 KNOCKER PULLER OPTIONAL TO PWA 101035 JACKSCREW PULLER ENGINES WITH PW SB 72-438 L-A6598 (0692) L-B1829 (0496)
Angle Gearbox Plug Installation
Figure 403 (Sheet 3)
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