Yamaha BREEZE YFA1S Owner's Manual page 251

a
a. Spark plug gap
a. Ecartement des électrodes
a. Separación entre electordos de la bujía
1. Spark plug wrench
1. Clé spéciale
1. Llave de bujías
Before installing the spark plug, measure the
electrode gap with a wire thickness gauge and
adjust it to specification.
Spark plug gap:
When installing the spark plug, always clean the
gasket surface and its mating surface. Wipe off
any grime from the threads and tighten it to the
specified torque.
q
Tightening torque:
8-29
0.6–0.7 mm
Spark plug:
12.5 Nm (1.25 m0kgf)