5)
With
a
screwdriver in the groove
of
the governor shaft,
turn it 'clockwise"
fully
until the governor shaft no
longer moves, and then lock the governor lever to the
governor shaft with the governor lever tightening bolt.
(See Fig.
53.)
Governor Lever
Fig.
53
*Dimensions of the governor spring for the engine to be connected to the generator:
Both
EY
15
and EY20 engines can be connected to the generators
of
both
50Hz
and
60Hz;
and the'dimensions of the
governor spring to be hooked are different each other according to the hertz. Meantime, the dimensions
of
the govern-
or
spring
for the standard engine is same as those
of
the
spring
for the engine to be connected to the
60Hz
generator.
EY28 engine
can
be connected
to
the generators
of
both
50
Hz
and
60
Hz;
but it is necessary to select the right engine
to the right generator. Meantime, standard type engine is for
the
60
Hz
generator.
Discrimination according to the dimensions:
EY15/60Hz
(Standard)
-I
(a)
(Longer Hook Side)
EY20/60Hz
(Standard)
"
--I
(all"
(Longer
Hook
Side)
EY28/60Hz(
STD)
EY 15/50Hz
I4Al-l
(Longer
Hook
Side)
-::-
EY20/50Hz
"
(A)
(Longer Hook Side)
EY28/50Hz
Fig.
54
*For EY15,
EY20
and
EY28
it is commonly said that the governor spring longer in the length of
(A)
is
for
50
Hz.
*Both ends
of
the spring for
EYI
5
are bended to the same direction, while both ends of
the
spring for
EY20
are bend-
ed
to
contrary directions.
-41
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