Air-blast water pump bearing Because seals deteriorate the quality because of too much hard work, so water can be absorbed into the air pump ' inside and cause rust to the open air sound.
Air Blast Water pump bearings The cause of the seal deteriorated because of too much hard work. Water can seep into the air pump. And cause rust Open Air sound is very loud.
Water pump bearing air blast caused the seal quality deterioration because of overloaded. Water can leak to internal pump air and cause rust. Open air sound is very loud.