0000217: The Cryo-temperature of RTA is too high
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ID Category Severity Reproducibility Date Submitted Last Update
0000217 [MFFE] cooling/cryostat crash always 18-01-10 13:49 03-02-10 10:19
Reporter Yuan Tang View Status public  
Assigned To Harm-Jan Stiepel
Priority urgent Resolution fixed  
Status resolved  
Summary 0000217: The Cryo-temperature of RTA is too high
Description The Cryo-temperature of RTA is too high after UT22:15,16/01
because of the problem of cooling system.
Additional Information
MFFE 03
RT A
MFFE-band all bands
polarisation X, Y
sky frequency (MHz)
Attached Files

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- Notes
(0000238)
Harm-Jan Stiepel
03-02-10 10:12

 Het FE is opgewarmd door een heliumlek in de leidingen op de telescoop.
Op 18 jan. is het FE verwijderd.
 

- Issue History
Date Modified Username Field Change
18-01-10 13:49 Yuan Tang New Issue
18-01-10 13:49 Yuan Tang MFFE  => 03
18-01-10 13:49 Yuan Tang RT  => A
18-01-10 13:49 Yuan Tang MFFE-band  => all bands
18-01-10 13:49 Yuan Tang polarisation  => X, Y
18-01-10 13:50 Yuan Tang Assigned To  => Harm-Jan Stiepel
18-01-10 13:50 Yuan Tang Status new => assigned
03-02-10 10:12 Harm-Jan Stiepel Note Added: 0000238
03-02-10 10:14 Harm-Jan Stiepel Resolution open => fixed
03-02-10 10:19 Harm-Jan Stiepel Status assigned => resolved