1. cleaning: sometimes there are some impurities such as dust, dander and oil stains on the probe, which causes the gas water heater to fail to start normally. At this point, just wash the probe carefully with clean water.
2. Replacement: If the probe is seriously damaged or beyond repair, it needs to be replaced with a new probe. When replacing, you should first close the air valve, remove the bottom plate, find the position of the probe, remove the original probe and replace it with a new probe, then reassemble the water heater and try to start it to check whether it is normal.
3. Adjust the position: If the probe position is incorrect, it will also cause the water heater to fail to start. At this point, it is necessary to adjust the probe to the correct position. The specific operation method is to close the air valve first, open the bottom plate, find the position of the probe, adjust the angle and position of the probe, adjust the probe to the correct position before reassembling the water heater, and try to start it to check whether it is normal.
In a word, the maintenance of the probe is very important. Regular maintenance and inspection can avoid problems with the probe, ensure the normal operation of the water heater, and make the hot water supply at home more convenient and safe.