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wojtek077
Junior Member
Last Activity: 01-13-2021, 02:57 PM
Joined: 01-07-2021
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  • wojtek077
    replied to Syncrowave 250 issues
    Resistor starts smoking if leave machine on ac with it just idling with panel mode. Don't have a remote padel yet. Interesting, the current drops across the resistor when welding so pretty much safe to weld on it then.
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  • wojtek077
    replied to Syncrowave 250 issues
    Like a across the work and electrode? It's 59.4vdc
    50vac in dcen mode and 70.4vac and 1.1vdc in ac mode. So pretty much normal voltage diagram from the technical manual.
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  • wojtek077
    started a topic Syncrowave 250 issues

    Syncrowave 250 issues

    I recently acquired syncrowave 250 cc serial number kh470070. I been having issues with R7 running hot especially in AC mode. I measured 1.6amp across the resistor in ac and 800 milliamps in DC mode. I checked the rectifiers sr2 and sr3 with a multimeter both were fine. Also changed the cr2 and cr6...
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