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Troubleshooting
SYMPTOM PROBABLE CAUSE UNDERLYING REASON TO RECTIFY
Low alkalinity Low total alkalinity Insufficient bicarbonate to buffer pH Add bicarbonate to raise alkalinity to 80–120 mg/l. Maintain pH at
7.2 – 7.6
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Cloudy Water
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Unpleasant water
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Chlorine level difficult to maintain
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pH too high or too low
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Pool walls feel slimy
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pH levels erratic
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No chlorine reading on test kit
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Direct on pool walls at waterline
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Scale on pool surfaces
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Sharp edges around tiles
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Ineffective filtration
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pH locked in/difficult to adjust
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Low alkalinity
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