Yamaha F70AET Rigging Manual page 14

MOUNTING THE OUTBOARD
MOTOR
Recheck the measurements, and verify the
boat transom vertical centerline is straight.
Measurements (a) and (b) should be the
same, and measurement (c) and (d) should be
the same.
For twin engine application, set the engines
so that the distance between the boat transom
center line and the motor center line should be
equal for the both engines.
(e)
Measurements (e) and (f) should be the same.
Maintain a minimum distance (T1) that is the
measurement between both vertical center-
lines of outboard motor.
Minimum distance (T1) is recommended on
each model, and its data is put on the dimen-
sion item.
C/L
(f)
(T1)
For triple engine application, set the engines
as shown below.
If a boat has V-hull, the center motor should
use longer transom motor than outside
engines.
For quad engine application, set the engines
as shown below.
If a boat has V-hull, inner twin engine should
use longer transom motor than outside
engines.
(T1)
1-6
C/L
(T1) (T1)
C/L
(T1) (T1)
To be continued.