Evinrude & Johnson E75DPLSCB, Service Manual

Page: 173 / 349

171
FUEL SYSTEM
FUEL COMPONENT SERVICING
8
Installation
IMPORTANT:
All injectors must be installed in
the correct cylinder by serial number. Improper
injector installation can result in powerhead fail-
ure.
Installation of replacement injectors requires the
use of diagnostics software and fuel flow data
supplied with all replacement injectors on 3.5 in.
floppy disk.
The following items and their mating surfaces
must be cleaned prior to reassembly:
•
Injector
•
Cylinder head
•
Adapter
•
Screws
•
Threaded areas
Place injector and insulator in the proper cylinder
location.
IMPORTANT:
Be careful not to pinch any wiring
or hoses during assembly.
Lubricate mounting screw threads and under the
head of the screw with a light coat of
Triple-Guard
grease. Install washers (one per screw) on injec-
tor retaining screws. Install screws and washers
through mounting flange of injector and into cylin-
der head.
Tighten screws in stages, starting 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 the ignition coil assemblies.
Install fuel manifolds. Refer to
Fuel Manifold Ser-
vice
on p. 168.
IMPORTANT:
Install injector service data (3.5
in. floppy disk) by using the Injector Replacement
Utility of
Evinrude Diagnostics software. Check
the Injector Coefficients screen to make sure that
all injectors are positioned properly.
005157
CAUTION
All injector components must be clean to
ensure correct torque tightening specifi-
cations. To prevent fuel leakage, carefully
follow these installation instructions.
002316
Tighten Screws in Stages
006562