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Items of adjustment
I
I
Criteira I
Limit of ! Dercription !
application
Tools
Remarks
/ Crankpin outside
dia. -0.037
’
240
-0.050
1
23.50 /
Micrometer , Replacement
t I
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Crankshaft
; Magneto
Crankshaft 1
side 250 ro”:g; ;
!
24.950 ;
Micrometer : Replacement
:
journal outside , dia.
Counter- 1 250 -0.003 :
side -0.012
24.950
Micrometer Replacement
’
Cam crest
24.95 a.1
!
24.7
!
Micrometer 8 Replacement
!
Camshaft
1 Magneto -0.016
Camshaft
side
Micrometer
I
,50
-0.027
14.950
Replacement
journal
outside dia.
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Counter-
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side
,% -0.016
-0.027
14.956 !
Micrometer Replacement
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Free length
37
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35.5
With all length i
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of valve spring
Slide ,.eplipers
Replacement
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Valve
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ipring Squareness
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1.0
a Square
Replacement
i
Outside dia.
of valve stem
Intake
Exhaust
6.50 -$E ;
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6.50
-0.056
-0.078
6.350
,
Micrometer \ Replacement
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6.350
Micrometer Replacement
Clearance be-
Intake
0.025 -0.062 ’
0.3 8
I Cylinder gauge
tween valve
At valve guide
stem and
I
I center
I
1 Replacement ’
Intake and
exhaust
valve guide
Exhaust
0.056 -0.100 j
0.3
I
( Cylinder gauge i Replacement
falve
Tappet
Intake i 0.08-0.12 : 0.05-0.25 8
: Searcher : Replacement
1
clearance
I
Exhaust 0.08-0.12
’
0.05 -0.25
1
: Searcher i Replacement
Clearance
between
groove and
retainer
/ Intake
, 0.1 -0.3
0.5
Exhaust
0.1 -0.3 !
0.5
I
: Slide calipers
! Replacement
Slide calipers Replacement
’ Valve stem
end
length
Intake ,
1
! Exhaust
5.9
5.9 ’
4.9
4.9
Slide calipers 1 Replacement
Slide calipers Replacement
rappet
Total length
j 35.6 q-O6
35.1 I
Slide calipers
I
Replacement
Clearance between stem
and guide
0.013 -0.037 i
I
spark
’ Type
1lug
i Electrode gap
-uel con-
50 Hz rating
umption f
,l/hr) 60 HE rating
-ubricaing i
50
Hz
rating
,il con-
;umption
cchr)
; 60 Hz rating
86HS
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0.6 -0.7
1.0
Searcher
Adjustment or
! Replacement
0.8
)
!
1 .o
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9 /
50
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!
10
50
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I
luantiry of lubricating oil cc
!
600 ’
I
dpplicated lubricating oil Automotive engine oil of class over SC
-ubricating oil replacement interval
Initial: 20
hours
after start
I Regular: Every 100 hours
Compression pressure (kg/cm’/rpm) wloo
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: Reference value ,
Puressure guage ,
- 91 -