2005 Kawasaki KAF620 Mule 3010 Trans 4x4 Service Manual, Page 39Get this manual
PERIODIC MAINTENANCE 2-21 Periodic Maintenance Procedures
mark "1" Turn the alternator rotor clockwise so that the[C] on the [A] or "2" [B] on the rotor aligns with the mark crankcase breather coverCheck both rocker arms are freeIf not, turn the rotor more one turn and free both rocker arms
The mark "1" is for the No1 cylinder, and "2" is for the No2 cylinder