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4-8
August 22, 2008
FABRICATOR 251
SERVICE MANUAL
4.03 400 Amp Air-Cooled MIG Gun
The Valley National Gases ai
r
-cooled 43340VNG 400 amp MIG gun fitted to the FABRICATOR 251 offe
r
s
r
obust
const
r
uction, unpa
r
alleled
r
eliability and easy
r
eplacement of consumable pa
r
ts. The Ai
r
-Cooled MIG Gun has an
ope
r
ating capacity in excess of the capacity of the FABRICATOR and can be expected to give t
r
ouble f
r
ee se
r
vice.
Art # A-08563
1
2
3
5
4
6
7
Figu
r
e 4-16: Valley National Gases 43340VNG Ai
r
-Cooled MIG Gun
Item
Description
Part No.
Qty
1
NOZZLE
VNG24A-62
1
2
NOZZLE INSULATOR
VNG34A
1
3
CONTACT TIP
VNG14-35
1
4
GAS DIFFUSER
VNG54A
1
5
CONDUCTOR TUBE
WM63J-50
1
6
HANDLE ASSY
WM480
1
7
TRIGGER ASSY
WM92
1
Original Parts Installed
Table 4-2: O
r
iginal Consumable MIG Gun Pa
r
ts
Additional Gun Consumable Parts
See the Valley National Gases Ai
r
-Cooled Mig Guns Manual #89260000 that came with the included MIG gun.
Summary of Contents for FABRICATOR 251
Page 2: ......
Page 22: ...FABRICATOR 251 SERVICE MANUAL 2 6 August 22 2008 NOTES ...
Page 38: ...3 16 August 22 2008 FABRICATOR 251 SERVICE MANUAL NOTES ...
Page 54: ...4 16 August 22 2008 FABRICATOR 251 SERVICE MANUAL NOTES ...
Page 80: ...8 4 August 22 2008 FABRICATOR 251 SERVICE MANUAL NOTES ...
Page 94: ...FABRICATOR 251 A 4 August 22 2008 APPENDIX 3 MAIN PCB CIRCUIT DIAGRAM 30 VAC Art A 08574 ...
Page 95: ...FABRICATOR 251 August 22 2008 A 5 DESCRIPTION FABRICATOR MAIN PCB 7977964 Art A 08574 _ ...
Page 96: ...FABRICATOR 251 A 6 August 22 2008 APPENDIX 4 SPOT TIMER CIRCUIT DIAGRAM Art A 08575 ...
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