Mercury Optimax 250 Manual page 39

FUEL INJECTOR INSTALLATION
NOTE: Apply anti-seize grease (obtain locally) or 2-4-C with Teflon to fuel injector attach-
ing screw threads.
1. Insert fuel injector into fuel rail with connector pins facing (inwards) towards center of
engine.
NOTE: Turn injector back-and-forth slightly to seat injector o-rings in fuel rail while secur-
ing injector with retainer and 2 screws. Torque screws to 70 lb. in. (8.0 Nm).
a -
b -
c -
90-888438 JUNE 2002
Injector
Retainer
Screws [Torque to 70 lb. in. (8.0 Nm)]
c
b
a
DIRECT FUEL INJECTION
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