Yamaha YZF-R125 Service Manual: Electric starter

Installing the generator

1. Install: Woodruff key Generator rotor Washer Generator rotor nut NOTE: Clean the tapered portion of the crankshaft and the generator rotor hub. When installing the generator ro ...

Checking the starter motor

1. Check: Commutator Dirt Clean with 600 grit sandpaper. 2. Measure: Commutator diameter "a" Out of specification Replace the starter motor. 3. Measure: Mica under ...

Other materials:

Installing the engine
1. Install: Engine "1" Engine mounting bolt (rear lower side) "2" Engine mounting nut (rear lower side) "3" Engine mounting bolt (rear upper side) "4" Engine mounting nut (rear upper side) "5" Engine mounting bolt (front side) "6" Engine mounting nut (front side) "7" NOTE: Do not ...

Checking the horn
1. Check: Horn resistance Out of specification Replace. a. Disconnect the horn connectors from the horn terminals. b. Connect the pocket tester ( × 1) to the horn terminals. Positive tester probe horn terminal "1" Negative tester probe horn terminal "2" c. Measure t ...

General tightening torque specifications
This chart specifies tightening torques for standard fasteners with a standard ISO thread pitch. Tightening torque specifications for special components or assemblies are provided for each chapter of this manual. To avoid warpage, tighten multi-fastener assemblies in a crisscross pattern and ...