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How to check a one-button auto shade unit without using a welder?

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发表于 2021-8-31 23:51:21 | 显示全部楼层 |阅读模式
Hi gays,I’m a newbie here because I’ve just started the long way of welding studying. The first thing I bought for welding is a helmet, and I don’t have a welder yet. The helmet is an old model of Speedglas. The tag on the helmet says that the model is LM 90230. It includes an old style auto dark unit that has only one ON/OFF button and doesn’t have LEDs or indicators at all. So the question is: how I could check if the unit works properly without using a welder? I was told I could turn a 100W incandescent lamp on and then rapidly place the helmet’s face against the lamp, so the glass should get darker in this case. I did that but with no success. Then I checked the batteries and they were OK. So please suggest what I should do next to check the unit? Many thanks,Alex
Reply:Put it on and look up at the sun... that should tell you real quick.
Reply:My Hobart will flash the shade when you press the button.  Failing that you don't need to put it on and look at the sun - just hold it facing the sun looking down at the lens and you'll be able to tell.Hobart LX235Victor 250 Oxy-Acetylene Rig (welding and cutting)Bobcat 773F-350, 1999, 4x4, 16' 10K# trailerOutdoor Wood Burner - 10 cords/year
Reply:An electronic strobe light, like on a forklift or wrecker, will cause my speedglas to trigger. Kind of a PIA if you're working around one, 'cause the lens will flick dark with every flash.
Reply:My Miller and Hobart helmets will dim looking at the sun. Hobart is a fixed shade auto dark, miller is adjustable.  Both flip.  Miller flips even on low sensitivity.Miller Diversion 180Hobart Handler 140 (Soon to be replaced with Miller 211?)Miller Spectrum 625 Extreme
Reply:Make sure if it has a grind mode that it is off and just grind something with it on. Check your post you called us all Gay!   I hate being bi-polar it's awsomeMy Heroes Have Always Been Cowboys
Reply:Believe or not a remote control pointed at the sensor should set it off.  My LWS showed me that trick a couple years ago.I'm a Lover, Fighter, Wild horse Rider, and a pretty good welding man......
Reply:I'm going to have to try that one!  I know they (the remote LED) look purple through a digital camera lense!
Reply:Standard lighter will trigger the sensorsEd Conleyhttp://www.screamingbroccoli.com/MM252MM211 (Sold)Passport Plus & Spool gunLincoln SP135 Plus- (Gone to a good home)Klutch 120v Plasma cutterSO 2020 benderBeer in the fridge
Reply:a torch striker will activate it briefly
Reply:[QUOTE=WeldingBear;1163461]Hi gays,this may not be appreciated by all the members here..wtf...
Reply:We have a few of them at work. when the lens is off it is semi dark mabye shade 5. Press the on button momentarly and the shade will go clear. It is now on. You should be able to test it with any of the above mentioned methods. It will turn it self off after a period of no use  and Pressing and holding the on button will turn it off, shade will go semi dark.Briggs weldnpower 225/210/cvLn-25 suitcaseMillermatic 130
Reply:Originally Posted by WeldingBearHi gays,I’m a newbie here because I’ve called you all gays. Many thanks,Alex
Reply:tv remote works,bic lighter flint alsoMM 180
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