2015年2月3日星期二

Ball burner valve common fault


The burner valve is most likely to reveal the problems, leakage problem of ball burner valve for a variety of reasons: the burner valve body dirt exists is the main reason for the gas Burner Valve seat leakage. These contaminants can not only be sand, scale, metal exfoliation, welding residue and corrosive products, may also be a tool, welding, wooden or plastic products. Grease, seal fat or compressor oil can make the hard rubber material, such as polymer degradation and decomposition. The decomposition products with other pollutants like, due to the burner valve seat sealing surface separation, thereby causing the burner valve seat leakage. Cause the seat leakage reasons and the ball Gas Burner Safety Valve sealing and sealing seat contact surface scratches. The sealing surface of a small scratch for long time may finally led to the erosion of large leakage. Corrosion will cause depression or rupture of the sealing surface, and eventually lead to burner valve seat leakage. Sealing surface damage is probably caused by pipe cleaner before the impurities.
The sealing seat jammed. The sealing seat should be 0.003 inches of lateral movement, if the seal seat spring is not working properly, may cause the burner valve seal bad, even if the grease can not seal. Seat O - ring seal leakage, sealing grease injection may. Corrosion (oxide), grease can reduce the oxidation of probability, cleaning liquid can be softening hardening material. The burner valve switch is not in place, the ball burner valve by rotating around the center line of the body to turn 90 degrees. Ball burner valve in the closure of the channel is exposed in the pipeline before only 2 degrees to 3 degrees. burner valve neck track ball Burner Valves guide rod (stemguides) deviation is also one of the reasons causing the burner valve switch is not in place.

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