Check that your appliance load is wired to Terminal 5 (NO), not Terminal 3 (NC).
Completes the circuit when the timer activates. diehl multi timer 181-5 pdf
Note: Always turn off power at the circuit breaker before installation. Diehl 181-5 Go to product viewer dialog for this item. is generally wired as a single-pole switch: Power In (Line/Hot) - 230V~ (typically) Terminal 2: Power In (Neutral) Terminal 3: Switched Output (Live to Load) Check that your appliance load is wired to