1980 Ski-Doo Shop Manual, Page 205Get this manual
SECTION 04 SUB-SECTION 03, (ELECTRIC STARTER)
REMOVAL
Disconnect black cable ground connection from batteryDisconnect red battery cable and red and green wire from solenoid switchRemove starter
To remove the pinion stop collar from the armaturemake took similar to the illustration belowDrive out the pinion stop collar toward the overrunning clutch using the tool as shown below then remove snap nng
DISASSEMBLYASSEMBLY
CAUTION: To carry out some of the following procedures, it is necessary that special equipment be availableIf you do not possess such equipment, either replace the damaged components or have the parts overhauled in workshop equipped with proper toolingCheck the wear on bushings by measuring the amount of Side play between the armature shaft and the bushingsThe Side play should not exceed 0.20 mm (0.008")If excessivereplace the bushingTo replace bushingpress out the old one and press In new one with bushing pusherThe correct size of the bushing pusher to use is given in the Illustration below