[Classification]
∙A type :
∙B type : or
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Check of Connecting Rod Bearing
1) Assemble the bearing to connecting rod cap.
2) Check the tension of connecting rod bearing.
Replace the bearing if it is lack of tension.
3) Tighten the connecting rod bearing cap with
the specified bolt torque.
4) Measure an inside of connecting rod bearing
with an inside of dial gauge.
2.3.12. Crankshaft
Crank shaft and Bearing Inspection
Check of Crank shaft and bearing
1) Check the crank shaft journal surface pin
part whethere excessive wore and damaged
or not.
2). Check assembled front & rear end of oil
seal part for oil seal assembled part
whethere exesive wore and damaged or
not.
3) Replace or repair the crank shaft when crank
shaft found excessive wore or damaged.
4) Check the obstruction of crank shaft oil port.
5) Blow hard high pressured air into oil port if
necessary.
Crank shaft Journal and Crank pin
Outside Diameter
1) Measure the crank shaft journal outside
diameter with the micrometer torward
①-①
and ②-②.
2) Measure from 2 point ③ & ④ when measure
crank shaft journal outside diameter.
3) Repeatedly practice item 1 & 2.
Grind if the pin and journal measured value
escaped from the specified limit.
EJM2091S
EDM2044I
EJM2093S
A type B type
Bolt Torque 12±0.25 9.75±0.25
marked on bolt head
Inside of connecting rod bearing 64 mm
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