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BRIGGS & STRATTON CORPORATION
Milwaukee, WI 53201
Part No. 190275-5/03
Printed in U.S.A.
www.mymowerparts.com
Familiarization & Troubleshooting Guide
HAND-HELD GENERATOR
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Table of Contents
Related Manuals for Briggs & Stratton CE8070
Summary of Contents for Briggs & Stratton CE8070
- Page 1 For Briggs & Stratton Discount Parts Call 606-678-9623 or 606-561-4983 Look for these other repair manuals from the Briggs & Stratton Power Products line: B3277GS Pressure Washer Familiarization & Troubleshooting Guide 86262 Generator Familiarization & Troubleshooting Guide Familiarization & Troubleshooting Guide 275110 Outboard Motor Repair Manual HAND-HELD GENERATOR...
- Page 2 FOREWORD This guide has been written and published by Briggs & Stratton Corporation to aid our dealers’ mechanics and company service personnel when servicing the products described herein. It is assumed that these personnel are familiar with the servicing procedures for these products, or like or similar products, manufactured by Briggs &...
- Page 3 Please click the “Bookmarks” tab at left to enable the search and navigational features of this document. ® Hand-Held Series Generator Familiarization & Troubleshooting Guide...
- Page 4 FORWARD This guide has been written and published by Briggs & Stratton Corporation to aid our dealers' mechanics and company service personnel when servicing the products described herein. It is assumed that these personnel are familiar with the servicing procedures for these products, or like or similar products, manufactured by Briggs &...
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Page 5: Table Of Contents
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Tabe of Contents TABLE OF CONTENTS INTRODUCTION TROUBLESHOOTING Under-Voltage (DC) In The Interest of Safety Check (DC) Circuit Breaker Safety Alert Symbols Check Bridge Diode Safety Practices Check 12VDC Coil Generator Description Over-Voltage (AC) Generator Components Check Capacitor... - Page 6 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Table of Contents...
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Page 7: Introduction
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 1 • Introduction INTRODUCTION... -
Page 8: In The Interest Of Safety
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Introduction • Section 1 INTRODUCTION In the Interest of Safety CAUTION: Indicates a hazard DANGER which, if not avoided might This manual outlines the construction, result in death or serious Generator produces function and servicing procedures of powerful voltage. -
Page 9: Safety Practices
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Introduction • Section 1 Safety Practices WARNING DANGER Storage batteries give off • Generator exhaust gases contain Fuel and its vapors are explosive hydrogen gas extremely flammable and DEADLY carbon monoxide gas. during recharging. - Page 10 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Introduction • Section 1 • Hand-held generators produce a very powerful voltage that can cause an extremely dangerous electrical shock. Avoid contact with bare wires, terminals, etc. Never permit an untrained person to service or assist with the procedures discussed in this guide.
- Page 11 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 1 • Introduction...
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Page 12: Generator Description
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Introduction • Section 1 GENERATOR DESCRIPTION Figure 1 — Internal Components Item Nomenclature Item Nomenclature Vibration Mount Fuel Inlet Filter Bearing Carrier Spark Plug Cooling Fan Generator Case Half Rotor Bearing Fuel Filter Rotor Bolt (M6-160) Fuel Hose Rotor Assembly... -
Page 13: Generator Components
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 1 • Introduction GENERATOR COMPONENTS Figure 2 — External Components Fuel Cap Recoil Starter Engine Switch Fuel Shut-Off Choke Lever Control Panel Oil Service Cover Grounding Lug Air Cleaner Recoil Starter Data Plate Muffler Spark Plug Access... -
Page 14: Serial Number Locations
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Introduction • Section 1 Serial Number Locations Generator Specifications Figure 3 — Engine Serial Number Location Engine: Name: GM82 or Vanguard Type: Air Cooled, Four Cycle Gasoline Engine Displacement: 80 cubic centimeters Max. -
Page 15: Wiring Diagram
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 1 • Introduction GENERATOR SYSTEMS Figure 5 — Generator Wiring Diagram Output Power (AC) power and excitation windings until magnetic saturation and condenser capacity is balanced. This is the calculated "Rated The residual magnetism of the rotor induces an (AC) Output"... -
Page 16: Fuel System Components
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Introduction • Section 1 Fuel System Components GENERAL SERVICE INFORMATION Fuel Group: Work Area The components that make up the Fuel group include the items listed in Figure 6. Good lighting and an elevated table will help you gain access to all of the mounting hardware and accessories of the hand- Figure 6 —... -
Page 17: Disassembly
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 2 • Disassembly DISASSEMBLY... - Page 18 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Disassembly • Section 2...
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Page 19: General Disassembly Considerations
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 2 • Disassembly General Disassembly Considerations NOTE: Do not attempt to remove the protective grill that surrounds the exhaust muffler. The fasteners Always inspect the external condition of the plastic that hold it in place are secured with plain nuts and components before disassembling the unit. -
Page 20: Assembly
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Disassembly • Section 2 • Remove the screw that is next to the fuel shut-off valve and retain the mounting bracket that supports the fuel tank (Figure 10). Figure 10 — Mounting Bracket Screw •... -
Page 21: Access To Generator Components
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 2 • Disassembly ACCESS TO GENERATOR COMPONENTS Figure 12 — Access To Generator Components NOTE: • Position the unit so you are facing the front of the At this point, you have visual access to generator. -
Page 22: Rotor / Stator Removal
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Disassembly • Section 2 Rotor / Stator Removal This provides sufficient access to the generator unit for troubleshooting, component replacement and overhaul •• Step 1: (Figure 14). • For easier access, position the unit as shown in figure 16. -
Page 23: Assembly
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Disassembly • Section 2 •• Step 3: •• Step 6: • Remove the heat shield mounting screws (Figure 18A). • Remove the rear bearing carrier and the stator together (Figure 20). •• Step 4: Figure 20 —... - Page 24 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Disassembly • Section 2...
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Page 25: Troubleshooting
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 3 • Troubleshooting TROUBLESHOOTING... -
Page 26: Under-Voltage (Dc)
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Troubleshooting • Section 3 Under-Voltage (DC) Figure 21 — Troubleshooting Flow Chart Test A Repair/Replace Check Engine RPM See B&S #272147 See Appendix Test B Repair/Replace Check See Page 25 Receptacle Wiring Test C Repair/Replace Check DC... -
Page 27: Check (Dc) Circuit Breaker
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 3 • Troubleshooting Test C: - Check (DC) Circuit Breaker Figure 23 — Checking The Bridge Diode •• Step 1: • Remove the three screws that secure the control panel to the face of the generator unit. ••... -
Page 28: Over-Voltage (Ac)
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 3 • Troubleshooting Over-Voltage (AC) Figure 25 — Troubleshooting Flow Chart Test A Test B Repair/Replace Check Engine RPM Check See Page 22 See Appendix Capacitor Repair/Replace See B&S #272147 "Over Voltage" (AC) Figure 26 —... - Page 29 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 3 • Troubleshooting Figure 27 — Short the Capacitor Terminals Yellow •• Step 4: • Refer to the owner's manual of your VOM and test the capacitor according to the directions for your equipment.
- Page 30 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Troubleshooting • Section 3 Under-Voltage (AC) Figure 29 — Troubleshooting Flow Chart Test A Repair/Replace Check Engine RPM See B&S #272147 See Appendix Test B Repair/Replace Check See Page 25 Receptacle Wiring Test C Repair/Replace Check AC...
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Page 31: Under-Voltage (Ac)
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 3 • Troubleshooting Under Voltage (AC) Test C: - Check AC Circuit Breaker Refer to Figure 29 ("Under Voltage (AC)" Flow Chart) on the preceding page for the sequential steps involved with ••... -
Page 32: Check Stator Power Winding
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Troubleshooting • Section 3 Test D: - Check Stator Power Winding Test F: - Check Excitation Winding •• Step 1: •• Step 1: • Disconnect the 4-pin harness connector that contains • Disconnect the harness connector that contains the the yellow wires. -
Page 33: Check Rotor Winding
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 3 • Troubleshooting Engine Switch Test G: - Check Rotor Winding •• Step 1: The rotor is considered a non-serviceable part because it is • Remove the three screws that secure the control panel a sealed unit that would require disassembly to properly to the face of the generator unit. -
Page 34: Pilot Lamp
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Troubleshooting • Section 3 Pilot Lamp Some early units were equipped with a green pilot lamp. If this is the case, troubleshoot the lamp using the instructions that follow; •• Step 1: •... -
Page 35: Assembly
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 4 • Assembly ASSEMBLY... -
Page 36: Assembly
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Assembly • Section 4... -
Page 37: Mounting The Rotor & Stator
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 4 • Assembly Mounting The Rotor & Stator • Position the stator and the rear bearing carrier over the rotor and align the feet with the mounting holes in Position the generator/base plate assembly as shown in the base plate (Figure 38). -
Page 38: Installing The Muffler Heat Shield
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Assembly • Section 4 • Install the three stator through-bolts and tighten until Before tightening the rotor mount bolt: the rear bearing carrier is secure (Figure 40). • Check the orientation of the fan (Figure 42). Figure 40 —... -
Page 39: Connecting The Wiring Harness
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 4 • Assembly • Install the mounting screws and tighten until the heat Figure 45 — Harness Connectors shield is secure. NOTE: Make sure that the bent angles of the heat shield are in contact with surfaces of the engine as shown in figure 44. -
Page 40: Mount The Rear Case Half
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Assembly • Section 4 Mount The Rear Case Halve • Align the rear case half with the mounting holes in the generator carriage. • Position the unit as shown in figure 47. •... -
Page 41: Mount The Fuel Tank
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 4 • Assembly Mount The Fuel Tank Mount The Front Case Half Inspect the tank for the following items; Before mounting the front case half, ensure that the LOS module is oriented on its mounting as shown in figure 53. •... - Page 42 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Assembly • Section 4 • Route the starter rope through its opening in the case. Figure 57 — Wiring Harness Connections • Align the front case half with the mounting points in the generator carriage and install the fasteners (figure 55).
- Page 43 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 4 • Assembly Figure 59 — Install Oil Service Door Figure 61 — Install Spill Well & Fuel Cap • Install air filter assembly (Figure 60). Figure 60 — Install Air Filter Assembly •...
- Page 44 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Assembly • Section 4...
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Page 45: Appendix
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 5 • Appendix APPENDIX... -
Page 46: Appendix
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Appendix • Section 5... -
Page 47: Resistance Values
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 5 • Appendix APPENDIX Resistance Values Torque Specifications Rotors: Engine: (60HZ) 4.06 ohm Item Size Torque Value (In. Lbs.) (50HZ) 4.10 ohm Connecting Rod M6x30 Stators: Crankcase Cover M6x12 (60HZ) Muffler Excitation Winding 3.911 ohm Head Bolt... -
Page 48: Fasteners And Locations
Hand-Held Series Generators • Familiarization & Troubleshooting Guide Appendix • Section 5 Figure 62 — Fastener Sizes and Locations M5-10 M5-10 M5-16 M6-20 M6-16 M5-16 M6-16 M6-16 M6-20 M6-16... - Page 49 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Section 5 • Appendix Figure 63 — Fastener Sizes and Locations (Continued) M6-90 M6-160 M8-12 M8-12 Self-Tapping Screw M8-12...
- Page 50 Hand-Held Series Generators • Familiarization & Troubleshooting Guide Appendix • Section 5...