The circulating water is hot when the fan coil is not turned on, but cool when the fan coil is turned on, and no hot air is generated. Why is this?

The electric valve and thermostat of the fan coil unit are not connected correctly.

1, turn off the load power.

2. Unpacking: Separate the panel from the base.

3. Open the base: Open the base cover with a screwdriver.

4. Connection of the base: Different types of Internet thermostats have different connection methods. Take the UFO thermostat of 2026 Internet thermostat as an example. The specific brands may be different. Please pay attention to the instructions.

5. Fixing the base: Fix the base of the Internet thermostat with a screwdriver.

6. Cover the base.

7. Merge the panel and base.

8. Turn on the power load. It's done.

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