Yamaha F115A - Page 472

6-86
E
LOWR
BACKLASH (COUNTER ROTATION MODELS)
Measuring steps
(1) Set the shift rod into the neutral posi-
tion.
(2) Load the reverse gear by installing the
propeller without the spacer and then
tighten the propeller nut.
(3) Install the backlash indicator onto the
drive shaft (on the 22.4 mm (0.88 in)
diameter portion of the drive shaft).
(4) Install the dial gauge onto the lower
unit and have the dial gauge plunger
contact the mark on the backlash indi-
cator.
(5) Set the lower unit upside down.
(6) Turn the shift rod into the reverse posi-
tion with the shift rod wrench.
(7) Turn the drive shaft clockwise until the
clutch dog is fully engaged.
Shift rod wrench
YB-06052 / 90890-06052
T
R
.
.
Propeller nut
5 Nm (0.5 m • kgf, 3.6 ft • lb)
Backlash indicator .................... 1
YB-06265 / 90890-06706
Magnetic base attaching
plate ........................................... 2
YB-07003 / 90890-07003
Dial gauge set ........................... 3
YU-03097 / 90890-01252
Magnetic base........................... 4
YU-34481 / 90890-06705
6950
6B60
6B70
(8) Turn the shift rod into the neutral posi-
tion with the shift rod wrench.
(9) Turn the drive shaft counterclockwise
approximately 30˚ more.
6B80