Cal Spas LTR20111002 Manuale Utente

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Inground Spas
LTR20111002, Rev. A
Clear 
W
ater Plan
www.calspas.com
37
Troubleshooting Water Clarity Problems
Problem
Probable Causes
Possible Solutions
Cloudy Water
Dirty filter
• 
Excessive oils / organic mat-
• 
ter
Improper sanitization
• 
Suspended particles / organ-
• 
ic matter
Overused or old water
• 
Clean filter
• 
Shock spa with sanitizer
• 
Add sanitizer
• 
Adjust pH and/or alkalinity to recommended 
• 
range
Run jet pump and clean filter
• 
Drain and refill the spa
• 
Water Odor
Excessive organics 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 vis-
• 
ible 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 sani-
• 
tizer level
Eye Irritation
Low pH
• 
Low sanitizer level
• 
Adjust pH
• 
Shock spa with sanitizer and maintain sani-
• 
tizer level
Skin Irritation / Rash
Unsanitary water
• 
Free chlorine level above 5 
• 
ppm
Shock spa with sanitizer and maintain sani-
• 
tizer 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 stain and scale inhibitor
• 
Scale
High calcium content in 
• 
water – total alkalinity and 
pH too high
Adjust total alkalinity and pH – if scale re-
• 
quires removal, drain the spa, scrub off the 
scale, refill the spa and balance the water
Use a stain and scale inhibitor 
•