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Water Troubleshooting

Most hot tub water problems can be diagnosed quickly with a simple test strip that is dipped into the water. The following trouble shooting guide will help you determine the cause of the more common hot tub water problems you will encounter, and offers recommended solutions.

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 Problem  Cause  Solution
Cloudy water Dirty Filter Remove filter and clean with filter cleaner
High TDS levels Drain, clean and refill hot tub with fresh water
High pH or alkalinity Test with test strips and add pH/Alkalinity Decreaser
High calcium count Test with test strips, drain and refill with fresh water
Dissolved solids Add clarifier product to your water
High bacteria level Shock Spa Water. Maintain proper sanitizer levels
Green water Algae growth Shock Spa Water. Maintain proper sanitizer levels
Brown water High mineral count Add Stain & Scale to spa water
Low alkalinity level Test and add pH/Alkalinity Increaser
Low sanitizer level Test and add sanitizer
Yellow water Low pH Test and add pH/Alkalinity Increaser
Waterline scum ring Inadequate filtration Check and clean filter(s)
Excessive foaming Soft water Add defoamer
High TDS level Test, drain and refill with fresh water
High content of oils Add clarifier product to your water / Scum Bug
White scale deposits Low sanitizer level Test and maintain proper sanitizer levels
Calcium Deposits Maintain proper pH Levels and use SpaBoss Prevent II on a weekly basis
Erratic pH test results Low alkalinity Add pH/Alkalinity Increaser
Sanitizer level too high Remove cover and turn on jets
Old test indicator strip Check expiration date and replace
Musty odor Bacteria/algae growth Shock Spa Water. Maintain proper sanitizer levels
Skin irritation Low sanitizer level Test and maintain proper sanitizer levels
Sanitizer irritation After adding sanitizer always wait 20 minutes before entering hot tub
Water temp. too high set water temperature lower.
Soaking too long Soak for shorter intervals
Eye irritation Low pH level Test and add pH/Alkalinity Increaser
Low sanitizer level Test and maintain proper sanitizer levels
Pitting of metal fixtures Low alkalinity or pH Test and add pH/Alkalinity Increaser