Rocker Cover; Governor System; Lubrication System - Robin America DY30 Service Manual

4 - 9 ROCKER COWER
Rocker cover is made of aluminum ailoy die casting and it
is fitted to the cylinderhead and covers the rocker chamber.
Rocker cover has a breather; and the air breathed is brought
to the intake port.
(See Fig. 7.)
Fig. 7
.
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4-10 GOVERNOR SYSTEM
!
The governor is a centrifugal flyweight type and is installed
'
on
the governor gear. Through
the
lever it adjusts the rack
:
of fuel injection pump and keeps constant operation at the
1
selected speed against load variations.
(See Fig. 8.)
Fig. 8
4-
I f LUBRICATION SYSTEM
Lubrication is wholly filtered and pressurized lubrication
system by trochoid type
oil pump. From the main gallery
in the crankcase the pressurized oil runs through the crank
journals and crankpins, and from the larger part of the rod
the
oil is supplied in the form of splash to the parts neces-
sary to be lubricated, while part o f the oil also runs through
the bearings of camshaft to lubricate both intake and ex-
haust cams, and tappets. Ths system includes the governor
gears and it is installed in the crankcase.
(See Fig. 9.)
f i g . 9
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