Section 03 ENGINE
Sub-Section 06 (BOTTOM END)
03-06-12
NOTE:
On aluminum material it is recommended
to use Loctite Primer N to reduce curing time and
increase gap filling capability. Refer to manufac-
turer’s instructions.
Position crankcase halves together and hand-
tighten screws.
11, Fitting
If inlet and outlet oil fittings of rotary valve shaft
have been removed from crankcase, reinstall
them with their ends pointing toward ignition
housing. Apply Loctite 515 on threads of fittings.
787 Engine
17, Bearing Cover
Install the bearing cover with its hollow side to-
ward the bearing.
1. Hollow side facing bearing
717 Engines
7,8,9, Crankcase Screw
Apply Loctite 515 on screw threads and synthetic
grease below head screws.
Torque crankcase screws to 24 N•m (17 lbf•ft) as
per following illustrated sequence.
8, Crankcase Screw
Torque 2 M10 crankcase screws to 40 N•m (30
lbf•ft).
1. Torque to 40 N•m (30 lbf•ft)
10, Stud
At assembly in crankcase, apply Loctite 515 on
stud threads. Torque to 10 N•m (88 lbf•
in
).
787 Engine
7,8, Crankcase Screw
Apply Loctite 515 on screw threads and synthetic
grease below head screws.
Torque crankcase screws to 12 N•m (9 lbf•ft) as
per following sequence. Repeat procedure, re-
tightening all screws to 24 N•m (17 lbf•ft).
-
CAUTION
Rotary valve shaft must be installed in crank-
case before closing halves. Before joining
crankcase halves, make sure that crankshaft
gear is well engaged with rotary valve shaft
gear.
-
CAUTION
Temporarily install armature plate to align
crankcase halves with each other (except the
787 engine).
F00D0QA
1
F01D20A
12
7 1
11
3
9
5
13
14
6
10
2
4
8
F01D20B
1
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