...timer manuals. Including ET420 and ET420C ET420 appears to be a plug-in outdoor timer http://waterheatertimer.org/UPM-timers-and-manuals.html UPM website that posts these timers seems to be shut
...instructions on how to program. Where do I get them? UPM shows ET420C timer http://waterheatertimer.org/UPM-timers-and-manuals.html Manual for timer ...
...might have same button and programming relationship. http://waterheatertimer.org/UPM-timers-and-manuals.html#ET420C http://waterheatertimer.org/UPM-timers-and-manuals.html#ET130 Add a comment ...
...UPM outdoor timer model. 1)ET525C has 7 buttons, and is shaped like a computer mouse, and has a photocell 2)DT420 & ET420 are dusk-to-dawn timers with clear plastic cover 3)DT523 is dusk-to-dawn ...
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