Electronics Forum: closed (Page 1 of 162)

Batch Cleaner Closed Loop YES!!! / NO!!! / MAYBE???

Electronics Forum | Thu Feb 14 21:16:00 EST 2002 | davef

Has anyone looked at the economics of running a 2meg [min] DI water batch cleaner ... * Open loop * Closed loop What are the assumptions of your analysis? Our inclination is that it is not worth the money to set-up and maintain a closed looper.

BTU Lid not close

Electronics Forum | Mon Jul 20 06:10:32 EDT 2009 | thanhnguyen

BTU ( VIP70A) lid will not close, during the weekend, we pop up to clean and vaccum, after done, try to close the lid, but not work. any input will be helpful. thanks

Hood closing issue in Heller 1809 EXL Reflow

Electronics Forum | Thu May 17 07:45:20 EDT 2018 | vikrantraina

We have Heller Reflow Model 1809 EXL. Today we opened it hood for internal cleaning but now not able to close them. Hood opened more from entry side. We tried to manually force open from exit side & check closing with open/close button, but hood comi

Aqueous cleaner water disposal

Electronics Forum | Tue Aug 27 13:52:24 EDT 2002 | Mike Konrad

MK, In most cases, if the machine is completely closed-looped (prewash, wash, prerinse, rinse, final rinse etc), then the water should not require changing. As with most inline cleaners, there should be a considerable amount of water loss in the cl

Closed loop wash

Electronics Forum | Wed Nov 28 16:30:31 EST 2012 | rgduval

We've just acquired a batch washer at an auction, and want to install it as a closed loop system. The only problem is I have no idea where to turn or what to look for for a drain filtering system that will allow us to make it a closed loop system.

V-score cracking components

Electronics Forum | Tue Nov 08 17:12:10 EST 2005 | Erik

I haven't heard of heating boards pre-depanel either. We have done extensive studies on cracking of ceramic caps close to V-scored edges and have decided to have our board vendors pre-rout any areas with caps close (

How long can you leave paste?

Electronics Forum | Mon Mar 19 14:24:30 EDT 2007 | jdengler

I have been involved with the evaluation of close to a dozen pastes from 5 manufactures. I never found one that would rest on a board for anything close to 24 hrs and still have acceptable performance. Jerry

Mydata My9

Electronics Forum | Mon Oct 21 11:25:16 EDT 2019 | mendezt6

It sits flush in the bank and twist fine. The open and close are the 2 tabs on the tool bank right? When it’s closed the tool is twisted so it can’t pull up and open is the opposite?

Some ideas on Cracking in High Voltage Chip Caps

Electronics Forum | Tue May 26 18:17:22 EDT 1998 | Jerry

Our experience has been that mechanical crack occur vertically through the chip. In other words perpendicular to the board surface. You can sometimes tell through close inspection that the crack may have propogated from a point that the nozzle may

Batch Cleaner Closed Loop YES!!! / NO!!! / MAYBE???

Electronics Forum | Fri Feb 15 14:19:15 EST 2002 | seand

Hello Dave, With regards to acquiring data and additional insight to cost of ownership and your technical concerns for closed loop recirculation, a good contact for you may be Brian Mahue of Resys. Resys specializes in closed loop recirculation sys

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