Table of Contents
Advertisement
SVM7007 TROUBLESHOOTING AND REPAIR E‐33
Service and repair should be performed only by Lincoln Electric factory trained personnel. Unauthorized repairs
performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory
warranty. For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed
throughout this manual.
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact
the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. CALL 400 820 9755
DESCRIPTION
This procedure will aid the technician in testing the OPITIMARC® CV/CC500 after the repair or replacement of a part or
PC board.
MATERIALS NEEDED
Multimeter
Resistive Load Bank
TEST CONTENTS
I.
Resistance between Positive and Negative Terminals (open circuit): 29~31 ohms.
II.
Open Circuit Voltage: DC60V.
III.
Output Range
ITEM
Output Current (A)
Output Voltage (V)
IV.
Input Current
Measure and record input current of each phase in idle status. The value should be less than 1A, and the
difference between phases shall be less than 0.5A.
V.
Calibrate of Voltage and Current Display
Refer to VOLTAGE AND AMPERE METER CALIBRATION PROCEDURE.
VI.
Calibrate of Wire Feed Speed
Refer to WIRE FEED SPEED CALIBRATION PROCEDURE.
RETEST AFTER REPAIR
MIN. OUPUT
50±2
16±1
®
OPTIMARC
CV/CC500
MAX. OUTPUT
500±10
39±1
Advertisement
Table of Contents
