Boron and Carbon Cosmic rays in the Upper Stratosphere

1) (-X) side TRD gas box was opened to change
the P06 pressure sensor with the Swagelok absolute pressure sensor.
After having confirmation with Larry, we will wire it tomorrow.

2) CPT started and will finish tomorrow.
So far Cal. is doing good according to the result of Cal. CPT.

3) TRD module 3 HV became unstable.again,
Will open and try to fix it tomorrow.

4)  Some old TCD cables were replaced.
TCD light leak was checked and some of Tedlar covers
were sealed additionally.
(There is a plotting issue for TCD data.
Isaac is working on it.)

Tomorrow, we will finish CPT and then install SIP.
And will check TRD M3 HV and replace P06 pressure sensor also.

-KC