Always compare the wiring diagram from the manufacturer’s PDF with the Diehl manual to ensure compatibility.
If you have a physical copy of the Diehl Multi Timer 181-5 manual, or if you finally download the PDF:
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Before programming switching times, the current time and day must be set. By holding the "Set" or "Clock" button and using the +/- keys, users can adjust hours, minutes, and the day of the week.
Setting the switch to I forces the timer to stay permanently ON. Always compare the wiring diagram from the manufacturer’s
You can typically search for and download legacy documentation directly from the manufacturer's resource portals Diehl Group.
Typically 220–240V AC, 50Hz (standard European utility power). If you share with third parties, their policies apply
Step-by-step guide to set the time range via DIP switches or jumper selection (depending on revision).
To set up the timer, follow these standard mechanical steps: