Coast Spas Oasis E7B - WATER CLARITY TROUBLESHOOTING; Troubleshooting Water Odor and Scale; Cloudy Water and Algae Growth; Eye and Skin Irritation Solutions

OASIS PACKAGE
OWNER’S MANUAL
2023
20
WATER CLARITY TROUBLESHOOTING
PROBLEM
PROBABLE CAUSE
POTENTIAL SOLUTIONS
Water Odor
• Improper sanitization
• Excessive organics in water
• pH is too low
 Add sanitizer
 Shock spa with sanitizer
 Adjust pH
Chlorine Odor
• Chloramines are too high
• pH is too low
 Shock spa with sanitizer
 Adjust pH
Musty Odor
• Bacteria or Algae growth
 Shock spa with sanitizer
 Drain and refill spa water
Scale
• Total alkalinity is too high
• pH is too high
• High calcium content in water
 Adjust total alkalinity
 Adjust pH
 Use stain and scale product
Stain
• Total alkalinity is too low
• pH is too low
• High metal content in water
 Adjust alkalinity
 Adjust pH
 Use stain and scale product
Cloudy Water
• Poor filtration
• pH is too high
• Hardness is too high
• Total alkalinity is too high
• Suspended particles
 Clean filter cartridge
 Adjust pH
 Adjust hardness
 Adjust total alkalinity
 Drain and refill spa water
Algae Growth
• pH is too high
• Sanitizer is too low
 Adjust pH
 Shock spa with sanitizer
 Adjust sanitizer level
Eye Irritation
• pH is too low
• Sanitizer is too low
 Adjust pH
 Shock spa with sanitizer
 Adjust sanitizer level
Skin Rash/Irritation
• Free chlorine level too high
• Unsanitary water
 Adjust chlorine level
 Shock spa with sanitizer
 Adjust sanitizer level