The old thermocouple gauge controller(new one costs ~ $350) in Allen's lab works in the range 30 mTorr to 2000 mTorr, checked using a turbo pump.
We will rely on G2 for pumping the mixture to the dump. For circulation, we will look for G1/G2 and not P1.
Flanges and centering rings arrived. Completed the swageloks for dump connection.
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Placed the manual system next to the GHS and making connections.
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Pumped down the valves to check the gauges. We will leak check the system before replacing the ghs connections to the manual GHS.
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