Quote:
Originally Posted by jerryrwm
Remember the old Johns Manville controller with the DIP switches and the little log book attached to the face panel? Griswold had some that were kinda fun too. And don't forget some of those early Superior solid state models.
The MC+ is right up there with those brain-strainers.
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That Johns Manville was the because P.I.T.A. of all to program.