Crankshaft Runout; Oil Seal Inspection, Removal And Installation - Suzuki RM125 Owner's Service Manual

• Measure the crankshaft runout with V-blocks and dial gauge.
 Crankshaft runout
Service Limit: 0.05 mm (0.002 in)
 09900-20607: Dial gauge (1/100 mm)
09900-20701: Magnetic stand
09900-21304: V-block
NOTE:
* Place the crankshaft on to the V-blocks so that it becomes hor-
izontally.
* Measure the runout from the tips of the crankshaft.
• Measure the crankshaft web to web width with a vernier cali-
pers.
 Width between webs
Standard: 53.9 – 54.1 mm (2.122 – 2.130 in)
 09900-20101: Vernier calipers
OIL SEAL INSPECTION, REMOVAL AND
INSTALLATION
• Inspect oil seals for wear and damage.
TRANSMISSION AND CRANKSHAFT 10-7