Model: 36500512
This manual provides detailed instructions for the installation, operation, and maintenance of your Rademacher 36500512 Built-in Timer. Please read this manual thoroughly before installation and use to ensure safe and efficient operation of the device. Keep this manual for future reference.
The Rademacher 36500512 Built-in Timer offers advanced functionality for automated control of electrical devices. Key features include:
WARNING: Electrical installation should only be performed by a qualified electrician in accordance with local wiring regulations and standards. Failure to follow these instructions may result in electric shock, fire, or serious injury.
Please check that all items are present in the package:
The Rademacher 36500512 is designed for flush-mounted installation. It is recommended that installation be carried out by a qualified electrician.

Image 1: Front view of the Rademacher 36500512 Built-in Timer with its unlit display and control buttons. This shows the overall aesthetic and button layout before power-up.
The Rademacher 36500512 timer is controlled via its integrated display and buttons. Familiarize yourself with the controls:

Image 2: Front view of the Rademacher 36500512 Built-in Timer with its display illuminated, showing the current time (14:31) and indicating 'AUTO' mode, along with various status icons.
The Astro function automatically adjusts switching times based on sunrise and sunset, which are calculated based on your geographical location (if configured) or a default setting. This provides a natural control rhythm.
You can temporarily override the programmed schedule at any time:
The Rademacher 36500512 Built-in Timer requires minimal maintenance.
| Problem | Possible Cause | Solution |
|---|---|---|
| Timer display is blank. | No power supply. | Check circuit breaker and wiring connections. Ensure power is restored. |
| Timer does not switch at programmed times. | Incorrect programming; Manual override active; Astro function interfering. | Review programmed schedules. Deactivate manual override. Check Astro settings. Ensure the timer is in automatic mode. |
| Time/Date is incorrect after power outage. | Backup battery depleted or faulty. | Reset time and date. If issue persists, contact customer support for service. |
| Buttons are unresponsive. | Temporary software glitch; Physical damage. | Try cycling power to the unit (turn off at breaker, wait 30 seconds, turn on). If issue persists, contact customer support. |
| Brand | Rademacher |
| Model Number | 36500512 |
| Voltage | 230 Volts |
| Material | Plastic |
| Product Dimensions (L x W x H) | 4.8 x 8 x 8 cm |
| Item Weight | 159 g |
| Color | Ultra-white |
Your Rademacher 36500512 Built-in Timer is covered by a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms and conditions.
For technical assistance, troubleshooting not covered in this manual, or warranty claims, please contact Rademacher customer support through their official website or the retailer where the product was purchased.
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