Miller S-74 MPa Plus Technical Manual

TABLE OF CONTENTS
SECTION 9 − TROUBLESHOOTING 29..........................................................
9-1. Troubleshooting Table 29.................................................................
9-2. Troubleshooting Circuit Diagram For S-74 MPa Plus 32.......................................
9-3. Location Of Circuit Boards 34.............................................................
9-4. Motor Board PC1 Testing Information 36....................................................
9-5. Motor Board PC1 Test Point Values 37.....................................................
9-6. Diagnostic LED’s On User Interface Board PC2 39...........................................
9-7. User Interface Board PC2 Testing Information 40.............................................
9-8. User Interface Board PC2 Test Point Values 40..............................................
9-9. 14 Pin Filter Board PC5 Testing Information 42...............................................
9-10. 14 Pin Filter Board PC5 Test Point Values 43................................................
9-11. Trigger Filter Board PC6 Testing Information 44..............................................
9-12. Trigger Filter Board PC6 Test Point Values 45................................................
9-13. Tachometer Board PC51 Testing Information 47..............................................
SECTION 10 − MAINTENANCE 48...............................................................
10-1. Diagnostics 48.........................................................................
SECTION 11 − ELECTRICAL DIAGRAMS 49......................................................

Miller S-74 MPa Plus Specifications

General

Brand	Miller
Model	S-74 MPa Plus
Category	Wire Feeders
Language	English