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Haas Sigma 1, Troubleshooting Manual

Introducing the Haas Sigma 1 Troubleshooting Manual - your go-to resource for troubleshooting any issues with your Haas Sigma 1 product. This comprehensive manual is available for free download from manualshive.com, providing step-by-step instructions and expert guidance. Get the most out of your product with this essential manual.

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LAST UPDATED: 12/21/2018

Sigma 1 - Axis Servo Motor and Cables - Troubleshooting Guide

Introduction

Press

[POWER OFF]

. Set the main circuit breaker to the OFF position. Wait until the high voltage LED on the vector drive

is completely off before disconnecting any cables.

Sigma 1 - Axis Servo Motor and Cables - Troubleshooting Guide

Page 1 of 7 pages

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Summary of Contents for Sigma 1

Page 1: ...hooting Guide Introduction Press POWER OFF Set the main circuit breaker to the OFF position Wait until the high voltage LED on the vector drive is completely off before disconnecting any cables Sigma 1 Axis Servo Motor and Cables Troubleshooting Guide Page 1 of 7 pages ...

Page 2: ...Symptom Table Sigma 1 Axis Servo Motor and Cables Troubleshooting Guide Page 2 of 7 pages ...

Page 3: ...ntrol Only The machine parameters are not correct Make sure you have the correct parameters for the type of axis motor 1 Determine if machine has Sigma 1 or Sigma 5 motors Note The Sigma 5 axis motor have a push lock connector for the encoder plug 2 Run parameter checker and select either Sigma 1 or Sigma 5 option Alarm 103 105 AXIS SERVO ERROR TOO LARGE during the zero return process The axis zer...

Page 4: ... contamination Check the encoder steps revolution versus and ball screw pitch and verify the encoder counts are accurate per each rotation Power Cable Corrective Action Make sure the cables are connected correctly to the corresponding amplifier Inspect the connector at the motor Look for loose connections or contamination Look for signs of damage or stiffness on the cable Disconnect the power cabl...

Page 5: ...ant contamination Coolant contamination can generate drive fault alarms and damage the amplifier Measure the resistance from the pins labeled A B and C at the motor connector to chassis ground The reading must show an open circuit If the reading does not show an open circuit the servo motor is at fault Sigma 1 Axis Servo Motor and Cables Troubleshooting Guide Page 5 of 7 pages ...

Page 6: ...lution in the configuration file Jog the axis and based on the distance the ball screw travels per revolution ball screw pitch verify the encoder counts are accurate per each rotation View the diagnostic axis page as you jog the axis The raw encoder count will show you how many encoder steps have been counted The z axis channel will also show how many steps have been counted but will reset each ti...

Page 7: ...e Press RESET to clear the alarms The voltage should be between 20 30 VDC Examine the connection at the motor s brake 2 and power connectors 3 for contamination Reseat the connections If no voltage is present refer to NEXT GENERATION CONTROL I O PCB TROUBLESHOOTING GUIDE I O PCB TROUBLESHOOTING GUIDE CLASSIC HAAS CONTROL Sigma 1 Axis Servo Motor and Cables Troubleshooting Guide Page 7 of 7 pages ...

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