Briggs & Stratton 030430 - Main Unit

Briggs & Stratton 030430

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58 BRIGGSandSTRATTON.COM

Main Unit

Table of Contents

Table of Contents3
Equipment Description4
Important Safety Instructions4
Safety Symbols and Meanings4
Generator Components7
Alternator Components8
Brush Holder / Bridge Rectifier Assembly9
Generator Troubleshooting10
- Check Voltage and Frequency Output12
- Flash the Field12
- Alternator Disassembly13
- Check Alternator13
- Isolate Control Panel13
- Measure Winding Resistance14
- Test Stator AC Power Winding Resistance14
- Test Stator Excitation Winding Resistance15
- Check Rotor Resistance15
Alternator Disassembly16
- Remove the Stator17
- Assemble the Alternator17
- Remove the Rotor17
- Resistance Values19
- Fastener Torque Values19
Generator Specifications19
Generator Wiring Diagram20
Generator Schematic21
- Fuel and Oil Recommendations23
- Maintenance Chart23
- High Altitude23
Engine Maintenance23
- Air Filter Maintenance24
- Spark Plug Maintenance24
- Cooling System Maintenance25
- Exhaust System Maintenance25
- Inspect Exhaust System25
- Clean and Inspect the Spark Arrester25
- Oil and Oil Filter Maintenance26
- Idle and Top no Load Adjustment27
- Governor Adjustments27
- Static Adjustment27
Engine Adjustments27
- Adjust Valve Clearance28
- Fuel Systems and Carburetion29
- Fuel Tanks and Shut-Off Valves29
- When Adding or Draining Fuel29
- When Starting Equipment29
- Inspection30
- Carburetor Service30
- LMT Carburetor30
- Disassemble Carburetor31
- Remove Carburetor31
- Assemble Carburetor32
- Inspect and Clean Carburetor32
- Install Carburetor34
- Governor Systems35
- Linkage and Spring Orientation35
- Governed RPM Limits35
- Governor Service35
- Inspect Governor36
- Remove Cylinder Head37
- Disassemble Cylinder Head37
Cylinder Head and Valves37
- Assemble Cylinder Head38
- Install Cylinder Head38
- Disassemble Rewind Starter40
- Remove Blower Housing / Rewind Starter40
- Rewind Starter Service40
Starters40
- Inspect Rewind Starter Parts41
- Assemble Rewind Starter41
- Install Blower Housing / Rewind Starter41
- Extended Oil Fill and Dipstick42
- Breathers42
- Oil Dipper Lubrication42
Lubrication Systems42
- Resizing Bore43
- Inspect Cylinder43
- Reconditioning Bore43
Cylinders, Covers and Sumps43
- Cleaning Cylinder44
- Main Bearings44
- Check Bearings44
- Covers and Sumps44
- Remove Crankshaft and Camshaft45
- Check Crankshaft45
- Check Camshaft45
Crankshafts and Camshafts45
- Install Crankshaft and Camshaft46
- Install Crankcase Cover or Sump46
- Pistons, Rings, and Connecting Rods47
- Inspect Piston and Pin47
- Check Ring End Gap48
- Check Connecting Rod48
- Install Piston and Connecting Rod49
Engine Specifications50
- Alternator Identification56
- Identification Label / Data Tag56
Generator Illustrated Parts List56
Engine Identification62
Engine Illustrated Parts List62

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