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A worn nozzle may also be the cause of an unwanted increase in the flow rate, which could be accompanied by a drop in the system pressure and poor spray pattern performance further from the pump.
All upper bay technicians at a lube facility should wear oil-resistant shoes with non-skid soles. All loose hoses, or anything else one could trip over, should be secured and rolled up whenever possible.
When pre-filters are not changed regularly, reverse osmosis systems will produce poor product water quality and/or a significantly lower production rate.
A recommended total dissolved solids (TDS) level of 20 parts-per-million (ppm) or below is acceptable for spot-free water. Soft water is generally used to feed reverse osmosis systems or deionization (DI) units to obtain low TDS water. Softening water will not reduce the TDS level and may increase the level by introducing sodium.