128
Powermax30 AIR
Service Manual
808850
6 – Power Supply Component Replacement
6.
On the back of the power board, remove the wire connectors for the transformers and inductors. See
a.
Remove J13, J14, and J15, located on the front panel end of the power board.
b.
Remove J18 and J19, located on the rear panel end of the power board.
c.
Remove J20 and J21, located on the bottom center of the power board.
7.
Remove the work lead ring terminal from J22.
8.
Remove the 2 retaining screws.
9.
Remove the 3 screws that attach the IGBTs to the heatsink and the 2 screws that attach the input diode bridges to
the heatsink. Holes in the power board provide access to the 2 input diode bridge screws.
10.
Remove the 4 heatsink assembly screws.
Figure 49
WORK LEAD (BLK)
AC
AC
R
w
TORCH
START
BLK
BLK
B
TORCH
START
1
2
4
3
2
2
1
2
11
12
13
5
6
7
8
9
10
Ferrite on CE power supplies only
1
Retaining screws (2)
2
Heatsink assembly screws (4)
3
J12 (TORCH START connector)
4
J13
5
J14
6
J15
7
J22 (work lead)
8
J21
9
J20
10
J19
11
J18
12
Input diode bridge screws (2)
13
IGBT screws (3)
Содержание Powermax30 AIR
Страница 6: ......
Страница 24: ...24 Powermax30 AIR Service Manual 808850 1 Specifications ...
Страница 32: ...32 Powermax30 AIR Service Manual 808850 2 Power Supply Setup ...
Страница 96: ...96 Powermax30 AIR Service Manual 808850 5 Troubleshooting and System Tests ...
Страница 183: ...Powermax30 AIR Service Manual 808850 183 6 Power Supply Component Replacement Figure 92 2 3 4 1 ...
Страница 184: ...184 Powermax30 AIR Service Manual 808850 6 Power Supply Component Replacement ...
Страница 200: ...200 Powermax30 AIR Service Manual 808850 7 Torch Component Replacement ...
Страница 222: ...Powermax30 AIR Service Manual 808850 222 9 Wiring Diagrams Powermax30 AIR schematic 013393 Rev A SHEET 1 of 2 ...
Страница 223: ...Powermax30 AIR Service Manual 808850 223 9 Wiring Diagrams 013393 Rev A SHEET 2 of 2 ...