Solar vacuum tube for a long time there is how to clean theophylline
Of course, if the professional solar cleaning maintenance team will be more reliable, can reduce the probability of breakage.
Need attention:When cleaning, it is best to wear gloves carefully burn and scald the skin! The best is the night before the run out of the water, the morning of the second day wash up before the sun rises again with water, does not affect the use.
Cleaning methods are as follows:1 remove the vacuum tube, gently, not broken;2 pour out the scale;3 scale cleaning solar vacuum tube wall, the need to use special acidic detergent.Filled with acidic detergent for ten minutes, then brush away the rest of the pull back and forth scale and then rinse with water two times.
