Yamaha YZF-R125 Service Manual: Removing the crankshaft

Yamaha YZF-R125 Service Manual / Engine / Crankshaft / Removing the crankshaft

1. Remove:

Crankshaft "1"

NOTE:

Remove the crankshaft with the crankcase separating tool "2".
Make sure the crankcase separating tool is centered over the crankshaft.

CAUTION:

To protect the end of the crankshaft, place an appropriate sized socket between the crankcase separating tool bolt and the crankshaft.
Do not tap on the crankshaft.

Removing the crankshaft

Checking the crankshaft

1. Measure: Crankshaft runout Out of specification Replace the crankshaft, bearing or both. NOTE: Turn the crankshaft slowly. 2. Measure: Big end side clearance Out of speci ...

Other materials:

Removing the front wheel (disc)
1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of it falling over. 2. Elevate: Front wheel NOTE: Place the vehicle on a suitable stand so that the front wheel is elevated. 3. Remove: Front brake caliper NO ...

Checking the stator coil
1. Disconnect: Stator coil coupler (from the wire harness) 2. Check: Stator coil resistance Out of specification → Replace the crankshaft position sensor/stator assembly. a. Connect the pocket tester ( × 1) to the stator coil coupler as shown. b. Measure the sta ...

Cast wheels
To maximize the performance, durability, and safe operation of your vehicle, note the following points regarding the specified wheels. The wheel rims should be checked for cracks, bends or warpage before each ride. If any damage is found, have a Yamaha dealer replace the wheel. ...