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TRANSFER SWITCH

PART 3

Page 41

INTRODUCTION

Use the “Flow Charts” in conjunction with the detailed instructions in Section 3.4. Test numbers used in the flow charts correspond

to the numbered tests in Section 3.4. The first step in using the flow charts is to identify the correct problem on the following pages.

For best results, perform all tests in the exact sequence shown in the flow charts.

Section 3.3

Troubleshooting Flowcharts

Problem 11 – In Automatic Mode, Generator Starts When Loss of Utility Occurs, Generator

Shuts Down When Utility Returns But There Is No Retransfer To Utility Power

Generator Transfers to Standby During Excercise or in Manual Mode

REPAIR OR REPLACE AS NEEDED

RE-TEST

GOOD

BAD

TEST 28 – TEST

TRANSFER

OPERATOR

TEST 30 –

CHECK WIRE 23

CIRCUIT

REPLACE

TRANSFER

OPERATOR

BAD

REPLACE

TRANSFER

OPERATOR

REPLACE

CONTROLLER

GOOD

FIND CAUSE OF NO AC OUTPUT TO

TRANSFER SWITCH FROM GENERATOR

TEST 27 – CHECK

VOLTAGE AT

TRANSFER

SWITCH

TEST 28 – TEST

TRANSFER

OPERATOR

TEST 30 –

CHECK WIRE 23

CIRCUIT

TEST 29 –

CHECK WIRE

15B/194 CIRCUIT

REPAIR OR

REPLACE AS

NEEDED

BAD

GOOD

Problem 10 – In Automatic Mode, No Transfer to Standby

GOOD

Brand	Generac Power Systems
Model	CorePower
Category	Portable Generator
Language	English

Generac Power Systems CorePower User Manual

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Questions and Answers:

Generac Power Systems CorePower Specifications

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