TRDLS1790 - Thermostat JUNG - Free user manual and instructions
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| Product Type | Digital Thermostat |
| Brand | JUNG |
| Model | TRDLS1790 |
| Dimensions (HxWxD) | 80 x 80 x 30 mm |
| Weight | 120 g |
| Power Supply | 2x AA batteries (1.5 V) |
| Battery Life | Approx. 1 year |
| Display | LCD with backlight |
| Temperature Range | 5°C to 35°C (41°F to 95°F) |
| Accuracy | ±0.5°C |
| Control Type | On/Off or proportional (PID) |
| Programming | 7-day, 4 time periods per day |
| Holiday Mode | Yes |
| Frost Protection | Yes (default 5°C) |
| Compatible Systems | Gas, oil, electric, heat pump |
| Mounting | Wall-mounted (screws included) |
| Wire Connection | Up to 3 wires (N, L, L') |
| Cleaning | Soft dry cloth; no solvents |
| Safety | Child lock, overload protection |
| Spare Parts | Batteries, mounting screws |
| Repair | Contact JUNG service center |
| Warranty | 2 years |
Frequently Asked Questions - TRDLS1790 JUNG
How do I install the JUNG TRDLS1790 thermostat?
Turn off power to your heating system, then mount the thermostat on the wall using the included screws. Connect the wires according to your system type (N, L, L'). Insert batteries, and follow the setup wizard on the LCD screen.
What batteries does the TRDLS1790 use and how long do they last?
It uses 2x AA alkaline batteries (1.5 V). Under normal use, batteries last approximately one year. A low battery icon appears when replacement is needed.
Can I program the thermostat for different temperatures at different times?
Yes, the TRDLS1790 supports 7-day programming with up to 4 time periods per day (Morning, Day, Evening, Night). You can set different target temperatures for each period.
What is the temperature control accuracy?
The thermostat maintains temperature within ±0.5°C of your setpoint for precise comfort.
Does it have a frost protection function?
Yes, the frost protection mode keeps the temperature at a minimum of 5°C to prevent pipes from freezing when you are away. This can be activated manually or scheduled.
Is the thermostat compatible with heat pumps?
Yes, the TRDLS1790 is compatible with gas, oil, electric, and heat pump heating systems. Ensure your system voltage matches the thermostat's specifications.
How do I clean and maintain the thermostat?
Clean the exterior with a soft, dry cloth. Do not use water, solvents, or abrasive cleaners. Remove batteries if storing for long periods.
What safety features are included?
The thermostat includes a child lock to prevent unwanted adjustments, and overload protection to safeguard against electrical surges. It also has a low battery indicator.
Where can I find spare parts or get repairs?
Spare parts such as batteries and screws are widely available. For internal repairs or warranty service, contact JUNG customer service or an authorized service center.
What is the warranty period?
The JUNG TRDLS1790 comes with a 2-year warranty against manufacturing defects. Keep your purchase receipt for proof of warranty.
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USER MANUAL TRDLS1790 JUNG
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Product information
Brand : JUNG
Model : TRDLS1790
Category : Thermostat