[RE-wrenches] Residential tracker that has horizontal axis in east-west orientation? Problem appears solved

Christopher Warfel cwarfel at entech-engineering.com
Thu Sep 5 17:07:38 EDT 2019


Yes to both of  your questions.  I am feeling a lot better about this now.

On 9/5/2019 11:11 AM, Dave Angelini Offgrid Solar wrote:
> Thanks Chris for the follow up. These were HZLA'a right? Kyle and his Dad
> Jeff are great for Wattsun Support! These units have the manual track mode
> also, right?
>
> Dave Angelini Offgrid Solar
> "we go where powerlines don't"
> http://members.sti.net/offgridsolar/
> e-mail offgridsolar at sti.net
> text 209 813 0060
>
> On Thu, 5 Sep 2019 07:52:11 -0400, Christopher Warfel
> <cwarfel at entech-engineering.com> wrote:
>> I wanted to follow up on the issue I had previously posted.
>>
>> We installed two ArrayTech trackers at different sites in the
>> unconventional east-west orientation. One worked well and one operated
>> so that it was not facing south very often.  Kyle was able to guide me
>> through some troubleshooting and it appears the problem is fixed.
>>
>> The tracker that worked properly had the sensor on the west end of the
>> array and was pointed east.  The tracker not working as expected had the
>> sensor on the east end of the array and was pointed west.  We swapped
>> the east/west sensor wires in the controller, and reduced the ghost
>> tracking setting.  This caused the tracker to work properly.
>>
>>
>> Chris
>>
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