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TABLE OF CONTENTS

vi HySpeed HT2000 Instruction Manual

Section 7 OPERATION: ARGON-HYDROGEN MANIFOLD...............................................................................7-1

Front Panel Controls and Indicators .........................................................................................................................7-2

Installation.................................................................................................................................................................7-3

Operation ..................................................................................................................................................................7-6

Check Torch.....................................................................................................................................................7-6

Turn Gases On.................................................................................................................................................7-6

Turn Power Supply On and Adjust Voltage/Current.........................................................................................7-7

Adjust H35 Gas Flow .......................................................................................................................................7-7

After Cutting with Argon-Hydrogen ..................................................................................................................7-8

Section 8 MAINTENANCE ...................................................................................................................................8-1

Introduction ...............................................................................................................................................................8-2

Routine Maintenance................................................................................................................................................8-3

Torch and Torch Leads ....................................................................................................................................8-3

Power Supply ...................................................................................................................................................8-3

Gas Console ....................................................................................................................................................8-4

Motor Valve Console........................................................................................................................................8-4

RHF Console....................................................................................................................................................8-5

Startup Sequence .....................................................................................................................................................8-5

Initial Checks ............................................................................................................................................................8-7

Troubleshooting ......................................................................................................................................................8-10

STATUS LED Troubleshooting...............................................................................................................................8-15

Chopper Module Test Procedure............................................................................................................................8-19

Error Codes ............................................................................................................................................................8-21

Analog Board LED Functions.........................................................................................................................8-22

Relay Board LED Function List ......................................................................................................................8-23

Relay Board LED Status Conditions ..............................................................................................................8-23

Coolant Flow Test Procedure .................................................................................................................................8-25

Check Reservoir Coolant ...............................................................................................................................8-25

Verify Flow Rate Return from Torch...............................................................................................................8-25

Verify Flow Rate to Torch...............................................................................................................................8-26

Check Pump, Motor and Solenoid Valve .......................................................................................................8-27

Torch Coolant Draining...........................................................................................................................................8-28

Preventive Maintenance Schedule .........................................................................................................................8-29

Section 9 PARTS LIST.........................................................................................................................................9-1

Introduction ...............................................................................................................................................................9-2

System Parts Diagram..............................................................................................................................................9-2

Power Supply

Front Panel.......................................................................................................................................................9-5

THC Assembly .................................................................................................................................................9-5

Control Panel ...................................................................................................................................................9-6

Base Plate and Components ...........................................................................................................................9-7

Center Wall Right Side.....................................................................................................................................9-9

Center Wall Left Side .....................................................................................................................................9-11

Front Wall Inside ............................................................................................................................................9-13

Rear Wall Inside.............................................................................................................................................9-15