Hypertherm HT2000-200 Volt - Manual (Page 146)

HySpeed HT2000
Instruction Manual
8-1
22
Section 8
MAINTENANCE
In this section:
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