Thermal Dynamics (a Thermadyne Company) Merlin 3000 - Manual (Page 38)

REPLACEMENT PROCEDURES 34 Manual 0-2533
WARNING
Disconnect primary power from the source before
opening or disassembling the power supply. Make
sure AC indicator on the Power Supply front panel
is OFF.
Before disassembling any part of the Power Supply first
read the procedure for the part to be replaced, then pro-
ceed with the disassembly.
5.04 External Parts Replacement
NOTE
Refer to Section 6.03, External Power Supply Re-
placement Parts, for parts list and overall detail
drawing.
A. Handle Replacement
The Power Supply has two Handles on each side of the
unit. The Handles are the same and are replaced in the
same manner.
1. Remove the four screws securing the Handle to the
side of the unit.
2. Remove the Handle from the unit.
3. Place the replacement Handle onto the unit.
4. Secure the Handle to the side of the unit with the
four screws removed in Step 1.
B. Left/Right Side Panel Replacement
The Left and Right Side Panels are replaced in the same
manner. The Left Side Panel of the Supply is the panel
on the left side of the unit as viewed from the front of the
unit.
Left Side Panel
Screws
(10 Places)
A-00954
1. Remove the Handle per paragraph 'A' above.
2. Remove the four screws that secure the rear of the
Side Panel to the Power Supply.
3. Loosen the two screws securing the bottom of the
Side Panel to the base of the Power Supply. These
two screws are in slotted holes in the Side Panel.
4. To remove the Side Panel from the Power Supply
pull up and out on the Side Panel.
5. Reinstall the replacement Side Panel by reversing
the above procedure.
D. Top Panel Replacement
1. Remove the Handles per paragraph 'A' above.
2. Remove the Left and Right Side Panels per para-
graph 'B' above.
3. On the top of the unit remove the Coolant Tank
Cap from the Coolant Tank.
4. Remove the four screws securing the Top Panel to
the front of the unit.
5. Remove the two screws securing the Top Panel to
the rear of the unit.
6. Install the replacement Top Panel by reversing the
above procedure.
E. Work Cable Replacement
1. Remove the Left Side Panel per Section 5.04-B.