Discussion Category: Centrifuge
error 28 on allegra x 22 appeared
i am the cls at california substance abuse treatment facility here in corcoran, california. we are using allegra x 22 centrifuge and error 28 appeared. we can not open the top cover despite rebooting efforts. after awhile our lab assistant tried and she was able to open but a message appeared as notA1 - we don't have manual on this centrifuge. please help us in our problem.
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