1. First find the drain hole of the solar water heater: Flat panel solar water heaters usually have a top drain hole, located on the top or side of the water heater. You can confirm the specific location of the vent by checking the water heater's manual or asking the manufacturer.
2. Then close the water inlet valve: Before draining, you should close the water inlet valve of the solar water heater to prevent water from flowing out.
3. Open the exhaust hole: Use a tool to open the exhaust hole so that the air can be discharged smoothly.
4. Final Exhaust: Gently tap the solar water heater pipes with your hands to help the air escape. Be careful not to use excessive force to avoid damaging the water heater.
The Temple Solar exhaust vent is located below. According to relevant public information requests: The exhaust holeSolar is a hole that needs to be installed in the vacuum tube solar water heater. Since the solar water heater is not a pressurized water tank, when the solar water heater is filled with water, there is pressure and the pressure is vented from the exhaust hole to protect the inner tank of the water tank of the swelling.