Subject: Re: [sloan-25mlog 4762] Re: 2.5m obslog 20191112 (SJD 58800)
From: John Downey
Date: Wed, 13 Nov 2019 12:55:52 -0700
>=20
>>=20
>>> So looks like we have
>>> a full sensor issue with SP1.
>> Not this time, it was most likely a leaking quick disconnect fitting. =
 I would have liked to see some closer inspection to confirm that, =
because even if you can't get it connected well enough to fill, it would =
be useful information for us when it comes to fixing the connector.
>>=20
>> I think the trouble Dylan noted should have been the tip off for =
this.  When I tried the SP1 fitting, I was able to get it to slip but I =
had to turn it really tight to do it, tighter than I usually leave it in =
the first place.  Given what you're reporting about spills and pressure =
problems, I suspect that there is also some connection error going on.
>=20
> Again, this should not the LN2 line connection issue. LN2 spilled out =
from the 10L valve not from the LN2 line or connection
> joint.=20
>=20
As to that, we'll never know unless it repeats.
What you described is consistent with the conclusion that it was a =
misconnection, especially since the stop did not work.  A full sensor =
problem would not keep the stop button from stopping the fill.=