GRAND MEYER HW800 (01) PDF Document

To set the clock and day of the week on your GRAND MEYER HW800, press the Menu button and the Up Arrow button at the same time and hold for 5 seconds until the digit flashes. Use the Up Arrow or Down Arrow button to set the clock. To set the day of the week (1 for Monday, 2 for Tuesday, etc.), press the Menu button. Press the ON/OFF key to confirm the entry.

To switch between modes on your GRAND MEYER HW800, press the Menu button. The manual mode is indicated by a hand symbol appearing on the display. The programming mode is indicated by a clock symbol appearing on the display.

When the hand symbol is shown on the display of your GRAND MEYER HW800, it is in manual mode. In this mode, you can set the desired temperature using the Up or Down Arrow buttons. The desired temperature and time will be shown on the left side of the display, and the actual temperature will be shown on the right side of the display.

To set up the programmable mode on your GRAND MEYER HW800, hold down the Menu key for 5 seconds. The display will show events according to the table below. The first five days of the week have 6 events, while the weekends have two events (Wake-Up and Sleep). You can set the operating time and desired temperature for each event.

Use the Up or Down Arrow buttons to set the time and/or temperature.

Use the Menu key to move to the next event.

The desired temperature and time are shown on the left side of the display, and the actual temperature is shown on the right side.

The recommended temperature for underfloor heating is 25-27°C.

The default schedule is as follows:

The buttons and symbols on the GRAND MEYER HW800 display are as follows:

1) Programmable mode periods

2) Clock and desired temperature

3) Day of the week

4) Increase/Decrease key

5) Menu

6) Manual mode

7) Programmable mode

8) Frost protection

9) Sleep

10) Actual temperature

11) Key lock

12) Heating on

13) ON/OFF key

14) Internal temperature sensor

The main function icons are:

• Wake-up

• Leave (am)

• Return (am)

• Leave (pm)

• Return (pm)

• Sleep

• Heating On

• Key Lock

• Frost protection

To access the advanced setting menu on your GRAND MEYER HW800, press the ON/OFF key and the Menu key at the same time. Use the Up or Down Arrow buttons to change the settings. The available settings are:

To activate or deactivate the key lock function on your GRAND MEYER HW800, press both the Up Arrow and Down Arrow buttons for 5 seconds. The key lock is active when the lock symbol is switched on.

WARNING: Important Safety Instructions: Disconnect the power supply before carrying out any installation or maintenance work on this unit and associated components. This unit should only be installed by a competent person (i.e., a qualified electrician). Electrical installation must be in accordance with appropriate statutory regulations.

The installation steps for the GRAND MEYER HW800 are as follows:

Step 1. Remove the outer frame of the thermostat using a screwdriver.

Step 2. Use a screwdriver to free the metal plate from the thermostat.

Step 3. Use a screwdriver to fix the metal plate in the mounting box.

Step 4. Connect the wires according to the diagram:

• Terminals 1 & 2: Load (Heating Element)

• Terminals 3 & 4: Neutral

• Terminals 6 & 7: NTC sensor (floor sensor)

Step 5. Attach the thermostat to the metal plate by securing it with a metal clip and then attach the outer frame.

The GRAND MEYER HW800 thermostat must be installed on a wall with free air circulation. It should be positioned so that there is no other influence of a heat source (e.g., the sun), drafts from doors or windows, or other influences on the ambient temperature. It is typically mounted at a height of 1.2 meters from the floor.

The GRAND MEYER HW800 thermostat is marked with a symbol indicating it must not be disposed of with general waste. It must be collected separately and disposed of according to local regulations for obsolete appliances.