
Troubleshooting Water Clarity Problems
| Problem | 
 | Probable Causes | 
 | Possible Solutions | 
| Cloudy Water | • | Dirty filter | • | Clean filter | 
| 
 | • | Excessive oils / organic mat- | • | Shock spa with sanitizer | 
| 
 | 
 | ter | • | Add sanitizer | 
| 
 | • | Improper sanitization | ||
| 
 | • Adjust pH and/or alkalinity to recommended | |||
| 
 | 
 | 
 | ||
| 
 | • Suspended particles / organ- | 
 | range | |
| 
 | 
 | ic matter | • Run jet pump and clean filter | |
| 
 | • Overused or old water | |||
| 
 | • Drain and refill the spa | |||
| 
 | 
 | 
 | ||
| Water Odor | • | Excessive organics in water | • | Shock spa with sanitizer | 
| 
 | • | Improper sanitization | • | Add sanitizer | 
| 
 | • | Low pH | • | Adjust pH to recommended range | 
| Chlorine Odor | • | Chloramine level too high | • | Shock spa with sanitizer | 
| 
 | • | Low pH | • | Adjust pH to recommended range | 
| Musty Odor | • | Bacteria or algae growth | • | Shock spa with sanitizer – if problem is vis- | 
| 
 | 
 | 
 | 
 | ible or persistent, drain, clean and refill the | 
| 
 | 
 | 
 | 
 | spa | 
| Organic buildup / | • | Buildup of oils and dirt | • | Wipe off scum with clean rag – if severe, | 
| scum ring around | 
 | 
 | 
 | drain the spa, use a spa surface and tile | 
| spa | 
 | 
 | 
 | cleaner to remove the scum and refill the spa | 
| Algae Growth | • | High pH | • | Shock spa with sanitizer and adjust pH | 
| 
 | • | Low sanitizer level | • | Shock spa with sanitizer and maintain sani- | 
| 
 | 
 | 
 | 
 | tizer level | 
| Eye Irritation | • | Low pH | • | Adjust pH | 
| 
 | • | Low sanitizer level | • | Shock spa with sanitizer and maintain sani- | 
| 
 | 
 | 
 | 
 | tizer level | 
| Skin Irritation / Rash | • | Unsanitary water | • | Shock spa with sanitizer and maintain sani- | 
| 
 | • Free chlorine level above 5 | 
 | tizer level | |
| 
 | 
 | 
 | ||
| 
 | 
 | ppm | • | Allow free chlorine level to drop below 5 ppm | 
| 
 | 
 | 
 | 
 | before spa use | 
| Stains | • | Total alkalinity and/or pH | • | Adjust total alkalinity and/or pH | 
| 
 | 
 | too low | • Use a stain and scale inhibitor | |
| 
 | • High iron or copper in | |||
| 
 | 
 | 
 | ||
| 
 | 
 | source water | 
 | 
 | 
| Scale | • | High calcium content in | • | Adjust total alkalinity and pH – if scale re- | 
| 
 | 
 | water – total alkalinity and | 
 | quires removal, drain the spa, scrub off the | 
| 
 | 
 | pH too high | 
 | scale, refill the spa and balance the water | 
• Use a stain and scale inhibitor
2009 Inground Spas
31
Clear Water Plan
LTR20091002, Rev. B