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WATER QUALITY AND MAINTENANCE
SPA WATER MAINTENANCE TROUBLESHOOTING GUIDE
PROBLEM PROBABLE CAUSES SOLUTIONS
Cloudy Water
• Dirty filters
• Excessive oils / organic matter
• Improper sanitization
• Suspended particles / organic matter
• Overused or old water
• Clean filters
• Shock spa with sanitizer
• Add sanitizer
• Adjust pH and/or alkalinity to recommended range
• Run jet pump(s) and clean filters
• Drain and refill the spa
Water Odor
• Excessive organic in water
• Improper sanitization
• Low pH
• Shock spa with sanitizer
• Add sanitizer
• Adjust pH to recommended range
Chlorine Odor
• Chloramine level too high
• Low pH
• Shock spa with sanitizer
• Adjust pH to recommended range
Musty Odor
• Bacteria or algae growth • Shock spa with sanitizer – if problem is visible or persistent, drain,
clean and refill the spa
Organic buildup / scum ring around spa
• Buildup of oils and dirt • Wipe off scum with clean rag – if severe, drain the spa, use a spa
surface and tile cleaner to remove the scum and refill the spa
Algae Growth
• High pH
• Low sanitizer level
• Shock spa with sanitizer and adjust pH
• Shock spa with sanitizer and maintain sanitizer level
Eye Irritation
• Low pH
• Low sanitizer level
• Adjust pH
• Shock spa with sanitizer and maintain sanitizer level
Skin Irritation / Rash
• Unsanitary water
• Free chlorine level above 5 ppm
• Shock spa with sanitizer and maintain sanitizer level
• Allow free chlorine level to drop below 5 ppm before spa use
Stains
• Total alkalinity and/or pH too low
• High iron or copper in source water
• Adjust total alkalinity and/or pH
• Use a metal deposit inhibitor
Scale
• High calcium content in water – total alkalinity and pH
too high
• Adjust total alkalinity and pH – if scale requires removal, drain the
spa, scrub off the scale, refill the spa and balance the water
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