Jung Timer Standard LS 1750 D WW User Manual

1. Introduction

The Jung Timer Standard LS 1750 D WW is a sophisticated control unit designed for the manual and time-controlled operation of various building functions, including blinds, roller shutters, awnings, and lighting. It integrates seamlessly with LB-Management inserts (specifically item numbers 1730 JE and 1731 JE for blind control, or corresponding switching/dimming inserts for lighting). Featuring a genuine glass front and intuitive sensor buttons, this timer offers advanced programming capabilities for enhanced convenience and energy efficiency.

Figure 1: Front view of the Jung Timer Standard LS 1750 D WW. The display shows '20:00' and is surrounded by touch-sensitive control icons for navigation and function selection.

2. Setup and Installation

This device is intended for integration with Jung LB-Management system inserts. Professional installation by a qualified electrician is recommended to ensure correct wiring and safe operation.

2.1 Intended Use

• Manual and time-controlled operation of blinds, roller shutters, awnings, or lighting.
• Operation with specific blind, switching, or dimming inserts (e.g., 1730 JE, 1731 JE) from the LB-Management system.

2.2 Installation Steps (General Guidelines)

1. Power Disconnection: Ensure the main power supply to the installation area is switched off before commencing any work.
2. Insert Preparation: Mount the appropriate LB-Management insert (blind, switching, or dimming) into the flush-mounted box according to its specific instructions.
3. Timer Module Attachment: Connect the Jung Timer Standard LS 1750 D WW module to the LB-Management insert. Ensure secure connection.
4. Frame and Cover: Attach the decorative frame and the timer's glass front cover.
5. Power Restoration: Restore power to the circuit. The timer display should illuminate.
6. Initial Configuration: Proceed to the "Operating" section for initial time setting and function programming.

Refer to the specific installation instructions provided with your LB-Management insert for detailed wiring diagrams and safety information.

3. Operating Instructions

The Jung Timer LS 1750 D WW features 6 sensor buttons for navigation and programming. The display provides visual feedback for settings and current status.

3.1 Basic Operation

• Manual Control: Use the designated sensor buttons (e.g., up/down arrows for blinds, on/off for lighting) for immediate manual operation.
• Display Activation: Touch any sensor button to activate the display if it has turned off automatically.

3.2 Time Setting and Quick Programming

• Setting Current Time: Navigate through the menu to set the current time. Refer to the on-screen prompts.
• Quick Programming: The current time can be saved directly as a switching time for quick setup of automated functions.
• Summer/Winter Time: The device supports automatic summer/winter time transition. This feature can be enabled or disabled in the settings menu.

3.3 Advanced Programming Features

• Astro Function: Program operations based on sunrise or sunset times. This function is adjustable for 18 countries and allows for an astro time offset.
• Weekly Programming:
  • For blinds: Program individual up and down times for weekdays (Monday-Friday) and weekends (Saturday-Sunday).
  • For lighting: Program two 'on' and two 'off' commands for weekdays (Monday-Friday) and weekends (Saturday-Sunday).
• Ventilation Position (Blinds): If used with a blind insert, a specific ventilation position for the hanging element can be stored and recalled.
• Permanent Switch-on Light (Dimming): With a dimming insert, the switch-on light level can be permanently stored.

3.4 Lock Function

Activate the lock function to prevent unintended changes to settings or manual operation. Refer to the menu for activation and deactivation procedures.

3.5 Display Settings

• Automatic Display Off: The display will turn off after 2 minutes of inactivity to save energy.
• Permanent Display: An option is available in the settings to keep the current time permanently displayed.

4. Maintenance

The Jung Timer Standard LS 1750 D WW requires minimal maintenance.

• Cleaning: Use a soft, dry, or slightly damp cloth to clean the glass front. Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the surface and sensor functionality.
• Avoid Liquids: Ensure no liquids enter the device.
• No User Serviceable Parts: Do not attempt to open or repair the device yourself. Refer to qualified personnel for any technical issues.

5. Troubleshooting

If you encounter issues with your Jung Timer, consider the following common solutions:

• Display is blank:
  • Check if the main power supply to the circuit is active.
  • Ensure the timer module is correctly seated on the LB-Management insert.
  • The display might be in automatic off mode; touch any sensor button to activate.
• Functions not responding:
  • Verify that the lock function is not active.
  • Ensure the correct LB-Management insert (e.g., blind, switching, dimming) is installed for the desired function.
  • Check programming settings for conflicts or incorrect times.
• Incorrect time display:
  • Re-set the current time.
  • Check the summer/winter time transition setting.
• Astro function not working as expected:
  • Verify the country setting for the astro function.
  • Adjust the astro time offset if needed.

If problems persist after attempting these solutions, contact qualified technical support or a certified electrician.

6. Specifications

7. Warranty and Support

For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official Jung website. Keep your proof of purchase for warranty claims.

Manufacturer: JUNG

Website: www.jung.de