Sorry, it's PPE... an infra red sensor that controls the Facet transfer pumps... sometimes.
O sent them to Joe.
(They're Googleable)

Terrence


On Mar 26, 2013, at 2:43 PM, John Barrett wrote:

> OK I'll bight.  What's a PPA sensor?
>
> John
>
> Sent from my iPad
>
>
> On Mar 26, 2013, at 10:06 AM, Terrence O'Neill <troneill@charter.net> wrote:
>
>> Some time ago I think someone was looking for PPA sensors.  I couldn't find these a t the time, but they just turned up.
>> If someone still wants them, just send me your mailing address, or call 618-594-2681if you want more info. I couldn't make them work... but I mightr have had them installed incorrectly.   and  I'm electronically challenged,
>> Terrence
>>
>> <PPA sensors.jpeg>
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