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4. Inspect pinion teeth. I Replace pinion if teeth are worn or damaged. (Also check 5. Inspect reduction gear teeth. I Replace reduction gear if teeth are worn of damaged. Brush Check BRUSH Check wear of brush. Wear limit length: Refer to SDS (SC-30). I Excessive wear ... Replace. BRUSH HOLDER 1. Perform insulation test between brush holder (positive side) and its base (negative side). I Continuity exists ... Replace. 2. Check brush to see if it moves smoothly. I If brush holder is bent, replace it; if sliding surface is dirty, Field Coil Check 1. Continuity test (between field coil positive terminal and positive brushes). I No continuity ... Replace field coil. 2. Insulation test (between field coil positive terminal and yoke). I Continuity exists ... Replace field coil. SEL014Z YEL549D YEL550D SEL103E STARTING SYSTEM Pinion/Clutch Check (Cont’d) SC-20 |