150
FUEL SYSTEM
FUEL COMPONENT SERVICING
Install Injector
The followin g it ems and their mating su rfaces
must be cleaned before reassembly:
• Injector
• Cylinder head
• Adapter
• Screws
• Threaded areas
Place injector an d insulator in t he proper cylinder
location.
IMPORTANT: Be careful not to pinch any wiring
or hoses during assembly.
Lubricate mounting screw threads and und er the
head of the screw with a light coat of Triple-Guard
grease. Install washers (on e per screw) on injec-
tor ret aining screws. I nstall screws and washers
through mounting flange of injector and into cylin-
der head.
Tighten screws in st ages, st arting with the lower
screw.
• First torque is 5 ft. lbs. (7 N·m)
• Second torque is 10 ft. lbs. (14 N·m)
• Final torque is 24 to 26 ft. lbs. (33 to 35 N·m).
Reconnect fuel injector electrical connectors.
Install fuel manifolds. Refer to Fuel Manifold Ser-
vice on p. 146.
A CAUTION
All injector compon ents must be clean to
ensure correct torque tig htening specifi-
cations. To prevent fuel leaka ge, carefully
follow these installation instructions.
002316
Tighten Screws in Stages 007210
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