Yanmar YM155d Service Manual page 77

Outer diamerer 1.575 in10.079 in I40 mm12 mml
0.4909-0.4902 inl0.4932-0.4921
in.
-0.032 mrn112.5+0.027 mm
' 1 2 . 5 - ~ . ~ 5 ~ rnm
o
(2) Description of Starter Motor
The major components of the starter motor are
the magnetic switch section, the motor proper
section, and the pinion section. The magnetic
, - - - .
switch section has a plunger which activates
a
shift lever t o engage and disengage the pinion,
and also open and close the main contacts t o
start and stop the starter motor.
The over-running clutch
is
provided in order to
cut off the motive power from the engine when
the engine starts up.
(3) Inspection and Maintenance
a) Pinion
1)
The pinion will spring out when the
magnetic switch is closed.
21 Push the pinion that has sprung out
towards the motor t o eliminate any axial
play, and measure the clearance between the
end of the pinion and the pinion stopper.
If the clearance I is incorrect,
it
should be
justing plate of the magnetic switch mount.
corrected by removing and refitting the ad-