Heliwelder IV High current problem and solution
Machine:
Heliwelder IV 1341-0176 code 665
Problem:
Weld current at range maximum regardless of range selection or weld current adjustment
Research:
I obtained a copy...
3 results in 0.0133 seconds.
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Airco Heliwelder High current problem and solution
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XMT 300CC/CV Main Board Problems
I have blown components on the main PC1 board. The serial number of the welder is KA846407. Board Assembly number 138735. From visual inspection I have the following bad components: Q4, Q6, Q8, HS1, SR1, T1.
Q4,Q6,Q8 = IRF543 N-channel MOSFET.
HS1 = ??.
SR1 = KBU8B single... -
Spectrum 375 Problem
Hello, Everyone
At work we purchased a new Miller 375 Cutmate six years ago. I would estimate that this unit has less than 5 total hours of use on it. I tried to use it a few weeks ago, air blows out of the torch, no arc, cup light on machine comes on. I replaced the cup, tips, swirl ring....