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by LiveModern Webmaster last modified Jan 04, 2012 02:09 AM
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by sexcel last modified May 13, 2011

Kitchen Faucets Common LED strip failure is broken capacitor C3. it is possible mainly at cheap lamps, where are used cheaper components for lower voltage. Whet the pipe doesn't lights up on time, there are risk of destroying transistors Q1 and Q2 and next resistors R1, R2, R3 and R5. When lamp starts, changer is very overloaded and transistors usually doesn't survive longer temperature overloading. When the pipe serve out, electronics is usually destroyed too. When the pipe is old, there can be overburned one of filaments and lamp doesn't lights up anymore. Electronics usually survives. Sometimes LED strip can be pipe broken due to internal tension and temperature difference. Most frequently lamp fails, when power on.Repair of electronics usually means change of capacitor C3 if he is brobek. When burns fuse, probably will be damaged transistors Q1, Q2 and resistors R1, R2, R3, R5. You can replace fuse with resistor 0R5. Failures can be multiplied. For example, when is shorted capacitor there can be thermally overloaded transistors and will be destroyed. Best transistors for replacing of original types are MJE13003, but it is not easy to find them. I replaced LED lamp them with BD129, but they are not available now. There exists other variants like a 2SC2611, 2SC2482, BD128, BD127, but I am not sure if they will be long-life. Original transistors are not available on our market. If doesn't matter size of case TO220, it's possible to use transistors MJE13007. Lamp is usually compounded of two parts. One is plastic cover with holes for pipe and bills. Tube is agglutinated to it. Second much bigger piece has slots for bills from the inner side. Inside is printed circuit board with components and wires from tube. From the upper side of PCB are wires to top of lamp, where are soldered or stamped to the contact. Both plastic parts are clicked to himself and sometimes glued. Usually LED lamp you can carefully leverage with a small screwdriver sequently to round to the gap between both plastic pieces for releasing of glue. Next you must leverage more to the opening lamp. For closing of lamp you can only click both plastic pieces to himself. Look at photo of opened lamp.Hello, from the editorial team at KitchenFaucet.net. Pardon the self indulgent bio page, but we’re assuming you’d like to know a little bit about us (and if you don’t, then you shouldn’t have clicked on “About Us”). Amongst our team of writers, photographers, kitchen designers and just plain ol’ homeowners, we’ve bought hundreds of kitchen faucets in our lifetime. So, we think it’s safe to say that we’re experts on the subject. Of course, we don’t have fancy testing labs or big budgets like Consumer Reports. But led light bars we do have the one thing that matters when it comes to making smart purchases: experience. We’ve bought and installed kitchen faucets that we love, we’ve spent hours fixing and repairing kitchen faucets that we loathe and we’ve heard friends, family members and co-workers dish or extol about the kitchen faucets that make them rant or rave. From these experiences, we know what features to watch for in kitchen faucets and which kitchen faucets to avoid. That led light bars explains a bit about how the information on KitchenFaucet.net came together. This isn’t information that’s simply been culled and plagiarized from the same tired old guides and platitudes.




 

 


 

 

 
 
 

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