Generator Armature Removal And Replacement Procedure - Lincoln Electric Classic 300 MP Service Manual

LINCOLN ELECTRIC

GENERATOR ARMATURE REMOVAL AND REPLACEMENT PROCEDURE

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 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 1-888-935-3877.
TEST DESCRIPTION
This procedure will aid the technician in the removal and replacement of the Generator Armature.
MATERIALS NEEDED
Rope Sling
Wood Or Steel Blocks
5/8" Wrench
Wiring Diagram
REMOVAL PROCEDURE
1. Turn off the engine on the Classic 300 MP machine.
2. Perform the Case Cover Removal Procedure.
3. Perform the Generator Frame Removal Procedure.
4. Using a rope sling, support the generator armature
5. Using wood or steel blocks, support the engine.
6. Using a 5/8" wrench, remove the bolts and lock washers securing the blower paddles and the
armature to the engine flywheel. See Figure F.72.
7. With the armature supported and "balanced" in the rope sling, carefully rotate the armature 1/8
turn in either direction to release. The armature is free of the machine.
8. The armature can now be removed and replaced.
REPLACEMENT PROCEDURE
1. With the armature supported and "balanced" in the rope sling, carefully rotate the armature 1/8
turn in either direction to mate the armature with the engine flywheel.
2. Using a 5/8" wrench, attach the bolts and lock washers securing the blower paddles and the
armature to the engine
Generator Frame Replacement
3. Perform the
4. Perform the Case Cover Replacement
5. Perform the Retest After Repair Procedure.
flywheel.
Procedure.
Procedure.
Classic® 300 MP Service Manual
assembly. See Figure F.72.
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