9 - 21– +ELECELECTRIC STARTING SYSTEM5.Measure: Brush length a (each)Out of specification → Replace the brushholder set.Brush length:12.5 mm (0.49 in)5 mm (0.20 in)6.Measure: Brush spring forceFatigue/out of specification → Replace thebrush holder set.Brush spring force:7.65 ~ 10.01 Nm(780 ~ 1,020 g, 27.54 ~ 36.03 oz)7.Check: O-ringsWear/damage → Replace.ASSEMBLING THE STARTER MOTOR1.Install: Brush holder set 1NOTE:Align the projection a on the brush seat 1 withthe slot b on the yoke.2.Install: Yoke BracketsNOTE:Align the match marks a on the yoke with thematch marks b on the brackets.