Achim, As luck would have it, I found the HP parts I ordered to replace my dead thermal fuse.
It is P/N 10811-80008 and is labeled 'FUSE - THERMAL 115C'. So, you may have hit it exactly. Joe -----Original Message----- From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On Behalf Of Achim Vollhardt Sent: Monday, October 31, 2011 2:21 AM To: time-nuts@febo.com Subject: Re: [time-nuts] HP10811-60111 oven failure + repair of *thermal* fuse Fellow Time-Nuts, the polyfuse was finally replaced now with a thermal fuse. The closest I got my hands on was 115degC. Fits nicely and oven is heating up again :) Pictures are updated (well, the last picture at least.. just for reference): http://gulp.physik.uzh.ch/HP10811_oven-repair/ Regards, Achim > Fellow Time-Nuts, > first of all thank you for all the feedback and advice.. especially > about the mistake of putting in a current protection rather than a > temperature protection. I mislead myself into using a polyfuse as these > work thermally as well :( That said, 'Shera' locked immediately again > yesterday evening so the basic functionality is restored. > > Oh well, I know now how to open the can and my local component supplier > has some 105degC-ish thermo switches on stock which even look very > similar to the one installed.. to be done next week :) Photos will be > updated afterwards. Some folks even advised to bridge the fuse, but I > believe that this very fuse does have its justification. At the end of > the day it's only another hour or so of work. > > Regards, > Achim _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.