1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 302Get this manual
292 10Clean the pinion gear in solvent and dry throroughly11Check the pinion gear for cracks, chips, deep scoring, excessive wear or heat discoloration12Check the armature shaft spiral gear for cracks, chips, excessive wear or heat discoloration13Slide the pinion gear onto the armature shaft and work the gear back and forth by handThe gear should move smoothly with no sign of roughness or binding14Check the pinion spring for wear, damage or fatigue15Replace worn or damaged parts as required
CHAPTER NINE