Tweco 1000 Merlin(Dec2004) - Manual (Page 55)

Manual 0-2708 5-9 SERVICE
5.07 Power Supply Parts
Replacement
WARNING
Disconnect primary power at the source before as-
sembling or disassembling the Power Supply, torch
parts, or torch and leads assemblies.
A. Side Panel Removal
The Left and Right Side Panels are removed in the same
manner. Use caution when removing the panels as there
is a ground wire connected to the inside of each panel.
1. Remove the eight screws which secure the left side
panel (viewed from the front) to the Power Supply.
2. Loosen the two bottom screws in the slotted holes.
A-02158
Figure 5-5 Removing Left Side Panel
3. Pull the top of the Panel out and then lift up to remove the
panel from the Power Supply a short distance (see note).
NOTE
There is a ground wire attached to the inside of
both side panels.
4. Remove the nut securing the ground wire to the side
panel and set the panel aside.
5. To reinstall the side panel do the following:
a. Reconnect the ground wire to the panel.
b. Place the side panel onto the frame and slide the
top edge under the lip on the top panel.
c. Reinstall all the screws to secure the side panel.
B. Fuse Replacement
1. Remove the left side panel per paragraph "A" above.
2. Locate the internal fuse below the voltage selection
block on the left side of the unit.
3. Replace the fuse (5 amp, 600V).
4. Reinstall the left side panel per paragraph "A" above.
A-02255
Fuse
Voltage Selection
Block
Figure 5-6 Internal Fuse Location