Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

F-27

F-27

TROUBLESHOOTING & REPAIR

CONTROL TRANSFORMER (T2) TEST

WARNING

Service and repair should be performed by only 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 elec- trical shock, please observe all safety notes and precautions detailed throughout this manu- al.

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 trou- bleshooting assistance before you proceed. Call 216-383-2531 or 1-800-833-9353 (WELD).

TEST DESCRIPTION

This procedure will determine if the correct voltage is being applied to the primary of the con- trol transformer and also if the correct voltage is being induced upon the secondary winding.

MATERIALS NEEDED

Volt/ohmmeter (Multimeter)

DC-655 Wiring Diagram

IDEALARC DC-655

Page 69
Image 69
Lincoln Electric DC-655 service manual Control Transformer T2 Test, Test Description