12-4-13 INSTALLING THE HEAD COVER
The head cover is installed over each of the left and right parts of the
Model EYOSD has a centrifugal iveight type governor which is installed while engaged with the governor gear. With the governor. the throttle valve of the carburetor is controlled automatically by using a lever link mechanism. Therefore. engine speed is constantlq- maintained even under load variations.
1)Using two $16 x 1Omm bolts. install the speed control assembly to the crankcase.
‘j Temporarily install the carburetor with two
3)Join the throttle lever of the carburetor to the gover- nor rod and rod spring.
4)Insert the governor lever into the governor shaft.
5)Insert a minus screwdriver into the groove of the governor shaft. and turn the screwdriver fully in the counterclockwise direction. Push the governor lever clockwise (at this time. the throttle valve is fully opened) and fasten the governor lever with the lock bolt.
Torque for the governor lever: 70 - 90
6)Link the governor lever and speed controller with the governor spring. one end of which is inserted into the
Fig.
center hole (of the three) of the governor lever and
the remaining end inserted into the hole of the speed controller.
IING
Fig. | Fig. |
Place the carburetor gasket. insulator. gasket. and carburetor in the correct positions. Kest. fit the air cleaner gasket and air cleaner case. and install them. using the hi6 flange nut and 315 x 1Omm screw. Set the element (small type). element re- tainer. element. and cleaner cover. and tighten them with screws (slot head
Torque for installing the carburetor and air cleaner: 50 - 60
NOTE: See page