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Page 21

GP Series Portable Generators

PART 2

AC GENERATORS

TABLE OF CONTENTS

PART TITLE PAGE#

2.1 Brushless Excitation

Troubleshooting Flowcharts

2.2 Brushed Capacitor

Troubleshooting Flowcharts

2.3 AC Diagnostic Tests 26

Part 2 – AC Generators ......................................... 21

Section 2.1 – Brushless Capacitor

Troubleshooting Flowcharts ............. 22

Section 2.2 – Brushed Excitation

Troubleshooting Flowcharts ............. 24

Section 2.3 – AC Diagnostic Tests ........................ 26

Introduction ......................................................26

Test 1 – Check No-Load Voltage

and Frequency ....................................26

Test 2 – Check Circuit Breaker.........................26

Test 3 – Check Continuity of

Receptacle Panel ................................26

Test 4 – Field Flash Alternator

(Configuration “A” Only) .......................27

Test 5 – Check Brushed Rotor Circuit ..............28

Test 6 – Check Capacitor .................................29

Test 7 – Test Brushless DPE Winding ..............30

Test 8 – Test Brushless Stator Windings ..........30

Test 9 – Test Brushed Stator Windings ............31

Test 10 – Check Load Voltage & Frequency ....31

Test 11 – Check Load Watts & Amperage .......31

Test 12 – Adjust Voltage Regulator ..................31

Generac Power Systems GP6500 Repair Manual

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