[ML-General] Weird Smell from Wanhao Duplicator i3 Control Box

[Norm Marshall]

Are you at the shop?

Norm Marshall

On Sat, Feb 2, 2019, 5:08 PM Ryan Coons <ryancoonsyhg at gmail.com wrote:

> So I bought me a BIQU board, but I'm not sure how the signal wire polarity
> works. There isn't a plus-or-minus label, just dotted wire and more-dotted
> wire. I read online that there's no signal polarity, but others say that's
> false. What did you do?
>
> Cheers,
> Ryan Coons
>
>
> On Sat, Jan 26, 2019 at 5:43 PM David Cantrell <madhatter at hackshaq.com>
> wrote:
>
>> I have two of the first one that you linked. No fires yet, knock on wood.
>>
>> On Sat, Jan 26, 2019 at 5:37 PM Ryan Coons <ryancoonsyhg at gmail.com>
>> wrote:
>>
>>> Do have a recommendation for a MOFSET card? I was told to get either
>>> this one:
>>>
>>>
>>> https://www.amazon.com/BIQU-Power-Module-Expansion-Printer/product-reviews/B01HEQVQAK/ref=cm_cr_dp_d_hist_4?ie=UTF8&filterByStar=four_star&reviewerType=all_reviews#reviews-filter-bar
>>>
>>> or this one:
>>>
>>> https://www.amazon.com/dp/B01HCVJ3K2/ref=cm_sw_r_cp_ep_dp_PI.Cyb7TB37GQ
>>>
>>> Both have mixed reviews, either working like a champ for all-time, or
>>> broken out of the box, or catastrophically failing and danger-heating
>>> within a month. What do?
>>>
>>> Cheers,
>>> Ryan Coons
>>>
>>>
>>> On Thu, Jan 24, 2019 at 10:38 PM David Cantrell <madhatter at hackshaq.com>
>>> wrote:
>>>
>>>>  You would have to double check the burned areas inside of the control
>>>> box for hints, but from personal experience, 3-D printers burning are
>>>> usually the heat bed connector on the motherboard over amping, shorting and
>>>> catching fire. For future reference, you can buy a cheap adapter card on
>>>> Amazon that has a MOSFET that allows the heat bed to pull power directly
>>>> from the power supply which prevents the over amp situation.
>>>>
>>>> On Thu, Jan 24, 2019 at 10:12 PM Ryan Coons <ryancoonsyhg at gmail.com>
>>>> wrote:
>>>>
>>>>> Ahoy!
>>>>>
>>>>> As I was beginning to print part of a friend's birthday gift, my
>>>>> control box made a non-standard whirring noise and an unpleasant odor. I
>>>>> haven't identified the root cause, but it's probably electrical and
>>>>> burning, given the Wanhao's known grounding issues and my experiences with
>>>>> foul smells. Has anyone encountered this before? If so, what do?
>>>>>
>>>>> Cheers,
>>>>> Ryan Coons
>>>>> _______________________________________________
>>>>> This is the general mailing list.
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>>>>
>>>> --
>>>> Regards. David
>>>> 256.615.2277
>>>> Sent from my cell phone
>>>> _______________________________________________
>>>> This is the general mailing list.
>>>> This list is for public discussion about Makers Local and related
>>>> activities.
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>>>> general-leave at lists.makerslocal.org.
>>>
>>> _______________________________________________
>>> This is the general mailing list.
>>> This list is for public discussion about Makers Local and related
>>> activities.
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>>
>> --
>> Regards. David
>> 256.615.2277
>> Sent from my cell phone
>> _______________________________________________
>> This is the general mailing list.
>> This list is for public discussion about Makers Local and related
>> activities.
>> To stop receiving mail from this list, write to
>> general-leave at lists.makerslocal.org.
>
> _______________________________________________
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> This list is for public discussion about Makers Local and related
> activities.
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