Starters - NIPPONDENSO Reduction Gear: Overhaul: Disassembly

With starter removed from vehicle, disconnect wire(s) to magnetic switch. Remove bolts and remove field frame with armature from magnetic switch. Remove "O" ring and felt seal.
Remove screws and then remove starter gear housing from magnetic switch. Pull out clutch assembly and gears. Remove ball from clutch shaft hole or from magnetic switch. Remove brushes from brush holder then pull armature out of field frame.
Use low pressure air and soft bristle brush to clean brush dust from field frame assembly and armature. Use care to prevent dust from contaminating front and rear bearings or it may be necessary to replace them.

NOTE: Complete immersion of starter and/or components in solvent is not recommended.