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Daihen OTC XD500 User Manual

Daihen OTC XD500
35 pages
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Service Manual No.C0056-1
SERVICE MANUAL
DAIHEN DC arc welding power source
350/500
CPXD- 350 C0056
CPXD- 500 C0052
DAIHEN Corporation WELDING PRODUCTION DIVISION
Aug.11.2006
CO
2
/MAG
DYNA AUTO
NOTE: Ther is a case that contents of thes service
munual is different from the latest information by
revision after product shipment. Use the owner’
s
manual of this procuct together.
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Daihen OTC XD500 Specifications

General IconGeneral
BrandDaihen
ModelOTC XD500
CategoryWelding System
LanguageEnglish

Summary

SERVICE MANUAL

Caution in Maintenance

To Avoid Electric Shock and Accident

Critical safety measures to prevent electrical hazards during maintenance.

Handling of Printed Circuit Board

Specific instructions for safely handling and preventing damage to printed circuit boards.

Handling of Main Circuit Component

Guidelines for managing and installing main circuit components like thyristor modules.

In Case of Insulation Resistance Test

Procedures for performing insulation resistance and withstand voltage tests.

Function of Each Printed Circuit Board

Troubleshooting

WARNING Lamp Diagnostics

Guide to understanding and diagnosing errors indicated by the WARNING lamp.

Error Before Welding Start

Troubleshooting steps for errors occurring before welding operation begins.

Gas Check Error Resolution

Diagnosing and resolving issues related to gas flow during operation.

Output Over Current Error

Identifying and fixing problems causing excessive output current.

Microcomputer Error

Troubleshooting errors detected within the microcomputer system.

Output Voltage Trouble

Diagnosing and rectifying issues related to incorrect output voltage.

Current Detection Error

Troubleshooting errors associated with current detection circuits.

Main Circuit Parts Check

Procedures for inspecting and testing key components in the main circuit.

Thyristor Module Check

Specific checks and resistance values for the thyristor module.

Welding Error Table

A table listing welding errors, their causes, and corresponding checkpoints.

Troubleshooting Guide

A table detailing various troubles, their causes, and proposed solutions.

Block Diagram

Schematic Diagram and Parts Layout

Parts List

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