717 Engine
Apply synthetic grease on threads of screws
no. 12.
Install exhaust manifold no. 14 and torque screws
no. 12 to 24 N•m (17 lbf•ft) as per following illus-
trated sequence.
1
7
6
4
F01D59A
787 Engine
Apply Loctite 518 on 2 screws no. 12. On the oth-
er screws no. 12, apply synthetic grease on
threads. Install screws. Refer to the following il-
lustration for proper position of screws.
1
2
F01D82B
1. Screw with Loctite 518
2. Screw with synthetic grease
3
5
8
2
2
1
2
2
Subsection 08 (EXHAUST SYSTEM)
Torque exhaust manifold screws to 24 N•m
(17 lbf•ft) as per following illustrated sequence.
Repeat the procedure, retightening screws to 40
N•m (30 lbf•ft).
1
3
5
F01D82A
947 Engine
Apply synthetic grease on threads of Allen screws
no. 12.
Install and hand tighten Allen screws no. 12 as
per following picture.
1
F06D1YA
1. M10 x 60 Allen screws
2. M10 x 110 Allen screws
Section 04 ENGINE
4
7
6
8
2
2
1
04-08-9