Sym Mio 100 Service Manual

11. Crankcase / Crankshaft
11-5
Crankshaft Inspection
Measure left and right clearance of connecting rod
big end.
Service limit: Replace when it is more than
0.55 mm.
Measure the radical clearance of the big end at
the vertical directions.
Service limit: Replace when it is more than
0.05 mm.
Place the crankshaft onto a V-block and measure
run-out of the crankshaft with dial gauge.
Service limit: Replace when it is more than 0.10
mm.
Bearing Inspection
Rotate the bearing with fingers and make sure the
bearing can be rotated smoothly and quietly.
Check if the inner ring is connected onto the
crankshaft tightly.
Replace crankshaft as a set when noise or
looseness is detected.
60 mm
90 mm
Clearance
Clearance
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Sym Mio 100 Specifications

General

Engine Type	4-stroke, Single Cylinder
Starting System	Electric & Kick
Transmission	CVT
Fuel System	Carburetor
Front Brake	Disc
Rear Brake	Drum
Tires Front	90/90-10
Tires Rear	90/90-10
Length	1760 mm
Height	1070 mm
Wheelbase	1230 mm
Fuel Tank Capacity	5.2 L