Section 03 ENGINE SYSTEM
Subsection 03 (REMOVAL AND INSTALLATION)
B
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787 RFI ENGINES — REAR
CAUTION: Whenever shims are used to cor-
rect alignment, never install more than 5 mm
(.1968 in) shim thickness.
Remove alignment shaft. Ensure the alignment
washers of mid bearing are still loose.
Reinstall drive shaft. Refer to DRIVE SYSTEM.
Ensure grease fitting of seal carrier is located on
the top.
Apply Loctite 243 (blue) (P/N 293 800 060) on
studs and install nuts.
Refer to following illustration for tightening se-
quence. Torque 1 to 6 at 3 N•m(27lbf•in)and
then7to12at10N•m(89lbf•in).
NOTE: It is very important to tighten nuts of seal
carrier in this sequence to maintain its alignment.
F00B25B
9
4
7
2
11
6
10
3
8
1
12
5
TIGHTENING SEQUENCE
Engine Support Screws
Apply Loctite 243 (blue) (P/N 293 800 060) on
screw threads.
Torque engine support screws to 25 N•m
(18 lbf•ft) when procedure is completed.
F02D0KB
1
Loctite
243
1
Loctite
243
Loctite
243
1
717 ENGINES
1. Torque to 25 N•m(18lbf•ft)
F06D35A
1
FRONT ENGINE SUPPORT — 787 RFI ENGINES
1. Torque to 25 N•m(18lbf•ft)
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