Electronics Forum: heller zones (Page 1 of 19)

heller reflow owen

Electronics Forum | Tue Jan 22 09:25:32 EST 2013 | electronar

Dear people, we need a big favor...-.we have a heller 1500sx (5 zone top-bottom - 1 cool zone), but we miss the manual and documentation. can you please help us ..!!!

Zone inside diffusers rusted in heller oven

Electronics Forum | Fri Aug 07 10:53:10 EDT 2020 | bukas

brake paint?

Zone inside diffusers rusted in heller oven

Electronics Forum | Fri Aug 07 08:18:24 EDT 2020 | astra

Zones inside diffusers rusted , I am planning to do coating please suggest which type of coating & material I can select?

Re: any experience with the heller 988

Electronics Forum | Wed Nov 17 11:30:33 EST 1999 | Dave F

Greg: Heller 988s are good, solid, basic reflow machines that will turn paste liquid for 85-90% of all applications. I'm not sure what you mean by "is it comperable to the larger heller with a slower rate?" But, yes it will need to be run slower t

Heller 1706EXL increased thermal cascade on last 3 zones

Electronics Forum | Tue Sep 28 12:23:07 EDT 2021 | aex

reflow profiles are actually 20F above set points

Heller 1706EXL increased thermal cascade on last 3 zones

Electronics Forum | Tue Sep 28 12:23:50 EDT 2021 | aex

Thank you. Checking the fans and pressure this morning.

Heller 1706EXL increased thermal cascade on last 3 zones

Electronics Forum | Mon Sep 27 19:45:25 EDT 2021 | jdengler

Are the zone fans all working? I have had some odd temperatures when a fan starts to go out.

Heller 1706EXL increased thermal cascade on last 3 zones

Electronics Forum | Tue Sep 28 08:52:13 EDT 2021 | majdi4

I agree with jdengler .. Check the zone fans if their working good ! It may be the root cause of this problem .

Heller 1706EXL increased thermal cascade on last 3 zones

Electronics Forum | Tue Sep 28 06:16:34 EDT 2021 | bukas

sometimes SSR can stay in ON state. load cooldown and check if SSRs ever go OFF.

Heller 1706EXL increased thermal cascade on last 3 zones

Electronics Forum | Tue Sep 28 11:58:09 EDT 2021 | stephendo

Do you mean reflow profiles are showing 20F above set points or is the oven display is showing 20F above set points?

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