Hitachi multi-line debugging steps

1. Confirm the model and quantity of multi-line and the position and quantity of each indoor unit.

2. Install the indoor unit and outdoor unit, and connect the pipeline and power cord.

3. Turn on the power supply and check whether the power supply of the indoor unit and outdoor unit is normal.

4. Open the control panel of Multi-connection and set basic information such as language, date and time.

5. Enter the multi-line debugging mode and make settings according to the prompts, including the serial number, serial number, model and other information of the indoor unit.

6. Set the operation mode of the indoor unit, including cooling, heating, dehumidification, air supply and other modes, as well as parameters such as temperature and wind speed.

7. Test whether the indoor unit is operating normally, including functions such as refrigeration, heating, dehumidification and air supply.

8. Adjust the parameters of the indoor unit, including temperature, wind speed, timing and other functions to meet the needs of users.

9. Check the linkage function of multi-connection, including linkage between indoor units and linkage between indoor units and outdoor units.

10. After debugging, save the settings, exit debugging mode and close the control panel.