State Water Heaters GP650 HTPDT, Service Handbook

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TABLE OF CONTENTS
TABLE OF CONTENTS .......................................................................... 1
INTRODUCTION .................................................................................... 2
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INSTALLATION CONSIDERATIONS ..................................................... 3
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OPERATION AND SERVICE ............................................................... 10
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Venturi ............................................................................................. 22
Gas Valve ........................................................................................ 23
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Gas Pressure ................................................................................... 25
Gas Pressure Test ..................................................................... 26
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Overview .................................................................................... 45
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Heater Status ...................................................................... 50
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Current Fault ....................................................................... 52
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TROUBLESHOOTING ................................................................... 56
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8,0/&',V%ODQN
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8,0,V,QRSHUDEOH
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AC Reversed ....................................................................... 58
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7HPS3UREH6KRUW
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