[AMMRL] Cryopanel error 202, 223

From: Jaya Nolt <jaya_at_mrl.ucsb.edu>
Date: Fri, 26 Jan 2024 12:39:25 -0800

Hi all,

I am looking for advice on troubleshooting our cryoprobe set up.

We have a cryo platform (REF Z106903 EXL 00) cooling a CP TCI 800S4 H/C/N
probe, with the automatic vacuum connector.

The system gives the error Turbopump or valves defect (202), and leak in
vacuum hose (223).

We tried opening the vacuum line letting air in (with the valve closed),
per the manual for error 202.

From what we have observed the turbo pump in the platform turns on (green),
I can hear it start up. The turbo pump up to speed box never checks in the
software, the system errors, and starts warming. There are no light errors
on the turbo pump.

We have pulled vacuum with our own turbo pump, tried manually opening the
vacuum connector valve. We don't think it is a vacuum issue. Possibly a
sensor?

Has anyone else experienced something similar?

Thanks in advance for any advice.

jaya

-
Jaya Nolt
Research Associate
Spectroscopy Facility
Materials Research Lab
Office: (805) 893-4997
Email: jaya_at_mrl.ucsb.edu
http://www.mrl.ucsb.edu


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Received on Fri Jan 26 2024 - 12:33:12 MST

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