VALBERG 991620 Series Fixed Inertia Dry Heater
Thank you!
Thank you for choosing this VALBERG product. VALBERG products are chosen, tested, and recommended by ELECTRO DEPOT, so you can be sure you are getting a top-quality, easy-to-use product that won’t let you down.
We’re confident your new device will be a pleasure to use every day!
Welcome to ELECTRO DEPOT.
Product overview
Specifications
| Model: | 991620 | 991651 | 991652 |
| Voltage: | 230 V ~ | 230 V ~ | 230 V ~ |
| Frequency: | 50 Hz | 50 Hz | 50 Hz |
| Rated power: | 1000 W | 1500 W | 2000W |
| Protection class: | II | II | II |
| IP protection: | IP24 | IP24 | IP24 |
| Pilot wire: | 6 orders | 6 orders | 6 orders |
Product usage
Installation
Before installation, ensure the power supply is turned off. Mount the heater securely on the wall following the provided instructions and guidelines. Make sure it is at a safe distance from any flammable materials.
IMPORTANT RECOMMENDATIONS TO READ BEFORE INSTALLATION.
- Do not install the unit directly below a socket.
- Do not install the unit in a damp room or near a water source.
- Do not use the appliance outdoors.
- Do not install the unit in an air current that could disrupt its regulation.
- Do not place the unit near a barrier limiting the airflow around it.
- Attach the heater vertically to the wall as described below.
- Choose screws and plugs suitable for the wall material and weight of the unit.
To hang the heater on the wall:
- Choose a suitable installation location for the heater.
- Disassemble the wall bracket by loosening the screw (do not remove, only loosen) and slide the metal plate out of the hole. Take out the bracket by pulling down.
- Verify that the bracket is horizontal with a spirit level and mark the location of 4 holes on the wall. Drill 4 holes in the wall using a drill adapted to the diameter of wall plug. Insert the wall plug into the holes, then screw securely wall mount bracket onto the wall.
- Place the heater against bracket :
- A: Align the heater on the 2 lower hooks that are downwards.
- B: Pull the heater upwards whilst retaining it in the 2 lower hooks.
- C: Align the heater on the 2 upper hooks that are upwards.
- D: Pull the heater down.
- Slide the metal plate into the hole, and fasten the screw to lock the wall mount bracket.
Installation in the bathroom
Warning: This appliance must be only installed in the volume 2 or out of volume of the bathroom, as stated in the French standard NF C 15-100 for electrical installation inside the house.
NOTE:
The drawing is for reference only.
We suggest that you to contact a professional electrician for assistance.
Electrical Connection
CAUTION: Before any intervention, turn off the electricity at the main circuit breaker.
- The installation must be carried out according to the requirements and meet the standards enforced in the country (NF C 15-100 in France).
- The unit must be connected to a standard wall box placed at least 25 cm from the floor.
- The appliance must not be connected to an outlet with a power plug.
- The appliance must be supplied through a residual current device (RCD) having a rated residual operating current not exceeding 30 mA.
- The appliance must not be connected to the earth wire (yellow and green wire).
- Blue or light gray wire connect to Neutral (230V).
- Brown or red wire connect to Phase (230V).
- Black wire connect to pilot wire. (Optional function to use in case of control by pilot wire box)
WARNING! Do not connect the black wire to the earth connection.
- In the absence of pilot wire, insulate the bare end of the black wire to prevent electrical contact with the other wires or earth.
LCD display
The LCD display will show the current settings and temperature. Use the control panel to adjust the settings as needed.
Control panel
The control panel allows you to set the desired temperature, timer, and power level. Familiarize yourself with the buttons and functions for optimal use.
| Symbol | Function |
 |
Stand-by |
| PRG | Personalized programs |
 |
Window detector function |
| M | Comfort mode Economy mode Anti-freeze mode P1/P2/P3/P |
Touch  |
Set the time, day of the week, the temperature; or under weekly personalized programs, to choose between comfort mode, or eco mode. |
Operation
To start the heater, turn on the power and set the desired temperature using the control panel. The heater will start heating up to reach the set temperature.
When you first use the appliance, there might be some slight smell which is normal. Allow the appliance to work for one hour to make it disappear.
Setting the time and turning on the device
- To be able to use the preset programs (P1 / P2 / P3 / Personalized programs), the date and time must have been set on the device.
- For more details on the content of the preset programs (P1 / P2 / P3) refer to the following point.
Two different methods to set the time:
- If the appliance was not connected to the power supply, after connection the time will appear on the screen for setting. Press
to toggle between hours / minutes / day of the week (1-7). Press 
the button to set the hours / minutes / day of the week. Press the button to complete the setting and return to Stand-by mode, otherwise after 10 seconds without action the device will automatically return to stand-by mode as if it was the first time you use the device. - If the appliance is in operation and you want to change the time setting, press the and at the same time to enter the time setting. Press to toggle between hours / minutes / day of the week (1-7). Press the button to set the hours / minutes / day of the week. Press any button other than or to save the setting, otherwise after 10 seconds without the setting will be saved automatically.
Press M
- Press M button to toggle among the modes: Comfort mode
, Economy mode 
, Antifreeze mode 
, the 3 pre-set programs (P1 / P2 / P3), and Pilot wire mode P. - In Pilot wire mode P, set the heating using the external timer. When the external programmer is set to another mode, the display shows:
Stand-by mode 
The 3 Preset programs are detailed below:
Press PRG
- Press the PRG button to choose one of the programs.
- In PRG mode, Press PRG button to select between “day (1 for Monday -7 for Sunday)” and “heating mode of different periods (00:00-24:00)”.
- Select the desired day (1-7) by pressing buttons.
- Press the PRG button to set the “heating mode of different period (00:00-24:00)”.
- When you set the “heating mode of different period (00:00-24:00)”, press button to choose hours, and to choose among function: comfort
, or economy mode 
. After 30 seconds it will automatically save.
For example: to select the day 1, temperature of 19°C, comfort mode for 24 hours:
- Press PRG, then buttons to choose day 1.
Press the PRG button again, press to choose the hour, to choose comfort mode and then repeat for the entire 24 hours.- After 30 seconds without action, the setting is saved.
Temperature setting
- In comfort mode , or Pilot wire mode P or Eco mode (excluding anti-freeze mode ), press or to select the desired set temperature. The temperature range for comfort mode and Pilot wire mode is between 5°C and 29°C and for Eco mode is between 1.5°C and 25.5°C. The temperature difference between the ECO mode and the COMFORT mode must be at least 3.5°C. Each time you press the buttons to adjust the temperature, you increase or decrease the temperature by 0.5°C. Press any other button except to finish the setting, otherwise after 5 seconds without action the setting is automatically saved. When the room temperature is the same or higher than the selected temperature, the heater will stop heating.
Keyboard lock
Press M button for three seconds to activate the keyboard lock function 
, to unlock, press M again for three seconds.
NOTE:
- The keyboard lock function does not lock the standby button.
- The keyboard lock function will automatically be deactivated under the below circumstances.
- The appliance is put into standby mode by pressing standby button.
- The appliance suffers power disconnection.
- If you want this option to be activated again you will need to press the M button for 3 seconds.
- The appliance is put into standby
Window detector function
- Press to enter window detector function. Then press “ / ” to choose “ON” or “OFF”. If “ON” is selected, the window detection function is activated and icon will show on the screen. When temperature drop is detected, the appliance will automatically enter anti-freeze mode with icon flashing. If temperature rises up, the appliance will go back to previous mode with icon on. You can choose “OFF” to disable the window detection function.
NOTE:
The window detector function is not available under anti-freeze mode.
Temperature calibration function
- In standby mode, press PRG and at the same time for 5 seconds to enter the temperature calibration setting. The default temperature is 0°C, press or to set compensated temperature range from minus 5°C to 5°C. If there is no action after 10 seconds, setting will be saved automatically and go back to previous interface.
- For example, the temperature displayed on your radiator is 20°C. The one displayed on your thermometer is 18°C, choose the calibration value -2°C.
In case of power failure
- All of the above settings for temperature, time, date of the week, and programs remain valid until the power is removed.
- After a power failure, when power is restored, the device will go back to the mode and temperature selected before the power failure.
- In the event of a power failure, the device only saves the following parameters: temperature and operating mode. When the power is restored, the date and time must be set in order to make the various programs work correctly.
Cleaning and maintenance
Regularly clean the surface of the heater with a soft, dry cloth. Ensure the power is off before cleaning. Do not use abrasive cleaners or solvents. Check for any loose connections or signs of wear periodically.
- Before cleaning the appliance, switch off the appliance from the power supply and wait until it is completely cold.
- Use a damp cloth to clean the casing of the device.
- Clean grill and air outlet regularly. Never immerse the appliance in water or allow water to enter the appliance.
WARRANTY CONDITIONS
This product is guaranteed against faults caused by defects in manufacturing or the materials used for a period of two years, starting from the date of purchase.* This warranty does not cover defects or damage caused by failure to install the device correctly, incorrect use of the product, or excessive wear and tear.
*proof of purchase required.
FAQ
- Q: Can I use the heater in a bathroom?
A: Yes, the heater has an IP24 protection class, making it suitable for use in bathrooms where it may be exposed to moisture. - Q: How can I adjust the power level?
A: Use the control panel to select the desired power level. The heater offers multiple power settings for your comfort.
Documents / Resources
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VALBERG 991620 Series Fixed Inertia Dry Heater [pdf] Instructions 991620, 991651, 991652, 991620 Series Fixed Inertia Dry Heater, 991620 Series, Fixed Inertia Dry Heater, Inertia Dry Heater, Dry Heater |
