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cold light source to exclude methods

time2012/02/26

cold light source to exclude methods: first water pressure up, and then pump filled with water, and then boot.cold light source at the same time check the check valve is tight, piping, fittings or without air leaks, and found the leak. cold light source demolished in the joints coated with oil or blending paint, and tighten the screws.
cold the light source because of the air or the inlet gas accumulation, or the end of the valve in the pump body lax off the irrigation water dissatisfaction, a serious leak of the vacuum pump packing, gate or door closed lax.