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check whether it is its own mini pump mechanical failure

time2012/01/12

Second, check whether it is its own mini pump mechanical failure, common reasons are: packing too tight or between the impeller and mini pump is clogged with debris stuck; mini pump shaft, bearings, reducing leakage ring rust to live; shaft serious bending and so on. Remedy: relax filler, and clear the flume; open mini pump remove debris, rust; remove the correction or replacement of the pump shaft.