
Manual 0-2533
9
INTRODUCTION
SECTION 2:
INTRODUCTION
2.01 Scope Of Manual
This Manual provides Service Instructions for Thermal
Dynamics Merlin 3000 Power Supply.
Refer to Operating Manual (0-2532) for individual oper-
ating procedures. Information in this edition is therefore
particularly applicable to the Troubleshooting and Repair
of the equipment, and is intended for use by properly-
trained Service Technicians familiar with this equipment.
Read this Manual and the Operating Manual, 0-2532,
thoroughly. A complete understanding of the capabili-
ties and functions of the equipment will assure obtaining
the performance for which it was designed.
2.02 General Service Philosophy
Several key points are essential to properly support the
application and operation of this equipment.
A. Application
The equipment should satisfy the customer’s require-
ments as supplied and as described in Section 3 of this
manual. Be sure to confirm that the equipment is capable
of the application desired.
B. Modifications
No physical or electrical modifications other than selec-
tion of standard options, Accessories, or Factory approved
updates are to be made to this equipment.
C. Customer/Operator Responsibilities
It is the customer/operators’ responsibility to maintain
the equipment and peripheral Accessories provided by
Thermal Dynamics in good operating order in accordance
with the procedures outlined in the Operating Manual,
and to protect the equipment from accidental or mali-
cious damage.
D. Repair Restrictions
The electronics consists of Printed Circuit Board Assem-
blies which must be carefully handled, and must be re-
placed as units. No replacement of printed circuit sol-
der-mounted components is allowed except as noted in
this manual.
If to be returned, the replaced Printed Circuit Board As-
semblies must be properly packaged in protective mate-
rial and returned intact per normal procedures.
2.03 Service Responsibilities
The Service Technician should be familiar with the equip-
ment and its capabilities. He should be prepared to rec-
ommend arrangements of components which will pro-
vide the most efficient layout, utilizing the equipment to
its best possible advantage.
Maintenance work should be accomplished in a timely
manner. If problems are encountered, or the equipment
does not function as specified, contact Technical Services
Department at West Lebanon for assistance.
Summary of Contents for MERLIN 3000
Page 1: ...Manual No 0 2533 October 6 1999 MERLIN 3000 Plasma Cutting Power Supply Service Manual A 00907...
Page 14: ...INTRODUCTION 10 Manual 0 2533...
Page 54: ...REPLACEMENT PROCEDURES 50 Manual 0 2533...
Page 70: ...PARTS LISTS 66 Manual 0 2533...
Page 75: ...Manual 0 2533 71 APPENDIX APPENDIX V CNC INTERFACE A 00982...
Page 78: ...APPENDIX 74 Manual 0 2533 APPENDIX VIII SIGNAL FLOW BLOCK DIAGRAM A 01139...
Page 80: ...APPENDIX 76 Manual 0 2533 APPENDIX X CURRENT CONTROL DISPLAY CIRCUIT DIAGRAM A 01138...
Page 81: ...Manual 0 2533 77 APPENDIX APPENDIX XI CSD CORNER SLOWDOWN CIRCUIT DIAGRAM A 01140...
Page 84: ...APPENDIX 80 Manual 0 2533 APPENDIX XIV SYSTEM SCHEMATIC A 00981...