Controller shows the water temperature is not low, but there is no hot water bath
1. Because of water pressure instability or tap water pressure is too large, making the hot water heater does not come under;
2. First observe the hot water valve switch is not open large, or the cold water valve off small; if still can not increase the water supply valve to increase hot water outlet pressure, or the water heater bold;
3. If this phenomenon occurs in winter, the outdoor pipeline may be frozen and it is necessary to check if the electric heating cable is started or failed.