Thermadyne Thermal Dynamics PAK MASTER 50XL, Service Manual

Page: 36 / 74

REPLACEMENT PROCEDURES 30 Manual 0-2587
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 Major External Parts
Replacement
NOTE
Refer to Section 6.03 for parts list and overall de-
tail drawing.
A. Lifting Handle Replacement
1. Remove the two allen screws securing the ends of
the handle to the top of the unit.
2. Remove the Lifting Handle from the two end
mounting blocks.
3. Place the replacement Lifting Handle into the
mounting blocks.
4. Secure the Lifting Handle to the top of the unit
with the two allen screws.
B. Left Side Panel Replacement
1. Using a phillips head screwdriver remove the five
screws which secure the Left Side Panel to the
Frame Assembly.
Screws
(5 Places)
Left Side
Panel
A-01326
Ground Wire
2. Carefully pull the Left Side Panel up and away
from the unit far enough to gain access to the
ground wire connection on the inside of the panel.
3. Remove the nut from the ground stud on the side
panel and remove the ground wire.
4. Remove the four screws securing the Leads Wrap
to the old Left Side Panel.
5. Install the replacement Left Side Panel by revers-
ing the above procedure noting the following:
• Leads Wrap must be installed on the replace-
ment Left Side Panel before panel is installed.
• Place the Left Side Panel onto the frame and
slide the top edge under the lip on the top of
the Right Side Panel.
C. Right Side Panel Replacement
1. Remove the Lifting Handle per paragraph 'A'
above.
2. Unlock the latch for the Access Panel.
3. Using a phillips head screwdriver remove the five
screws which secure the Right Side Panel to the
Frame Assembly.
NOTE
The three bottom screws need only be loosened to
allow the panel to be removed.
4. Carefully pull the Right Side Panel up and away
from the unit far enough to gain access to the wire
connections on the inside of the Access Panel.
5. Disconnect the LED/POT PC Board wiring con-
nector from J3 at the Logic PC Board.
6. Remove the two nuts securing the Access Panel to
the Right Side Panel.
4. Install the replacement Right Side Panel by revers-
ing the above procedure noting the following:
a. Install the Access Panel onto the replacement
Right Side Panel.
b. Place the Right Side Panel onto the frame and
slide the lip on the top edge over the edge on
the top of the Left Side Panel.
D. Leads Wrap Replacement
1. Remove the Left Side Panel per Section 5.04-B.
2. Remove the four screws securing the Leads Wrap
to the Left Side Panel.
3. Install the replacement Leads Wrap by reversing
the above procedure.