Mercury 40 Jet User Manual

FEATURES & CONTROLS
48
REMOTE STEERING MODELS
!
WARNING
Insufficient friction adjustment can cause serious injury or death
due to loss of boat control. When setting the friction adjustment,
maintain sufficient steering friction to prevent the outboard from
steering into a full turn if the tiller handle or steering wheel is
released.
Steering Friction Adjustment ‑ Adjust this screw to achieve the
desired steering friction (drag) on the steering wheel. Turn screw
clockwise to tighten friction or turn counterclockwise to loosen
friction.
a
b
28519
a - Loosen friction
b - Tighten friction
Replaceable Jet Drive Shear Key
The jet drive is equipped with a shear key to protect it in the event
of a lodged impeller. The shear key can be reached by removing
the water intake housing and impeller. Refer to Maintenance -
Impeller Removal and Installation.
29174

Mercury 40 Jet Specifications

General

Cylinders	3
Starting	Electric
Steering	Remote
Shaft Length	20 in
Horsepower	40 HP
Alternator Output	226-watt
Warranty	3 years