Diehl Multi Timer 181 5 Manual -
The Diehl Multi Timer 181 5 (often branded under Theben as the SUL 181 series) is an analog 24-hour time switch used for controlling electrical circuits like lighting, heating, or pool pumps. 🛠️ Setting the Current Time
Maintenance
- Replace backup battery per manufacturer interval or if clock resets.
- Keep contacts and terminals clean; tighten terminal screws periodically.
- Store a printed copy of your program configuration for quick recovery.
To program an ON time: Place the ON tripper at the desired hour on the dial. One tripper notch often equals 15 minutes. To program an OFF time: Place the OFF tripper at the desired hour, ensuring it follows the ON tripper in the direction of rotation. diehl multi timer 181 5 manual
- Synchronous gear motor driving a camshaft.
- Cam profiles opening/closing microswitches.
- Manual start / auto-cycle / hold features.
This manual applies to the classic 181-5 series with the 4-button interface (Dial, Mode, Prog, Reset) and LCD screen. The Diehl Multi Timer 181 5 (often branded
Since the original Diehl documents are rare (this model is a vintage West German electromechanical timer), this draft combines standard functionality, safety, and practical troubleshooting. Replace backup battery per manufacturer interval or if
: Switched output (Relay). Terminal 4 is typically the common line, while 3 and 5 provide the Normally Open (NO) and Normally Closed (NC) contacts. For official support, you can contact Diehl Metering or refer to localized guides on sites like wiring diagram