Cal Spas Patio Spa Hawaiian Owner's Manual page 54

54
50
8.2
pH too high
8.0
Too alkaline, causes
scaling
7.8
7.6
pH
7.4
Ideal pH balance
balance
7.2
7.0
pH too low
6.8
Too acidic, causes
corrosion 6.6
Add a pH
decreaser
Add a pH
increaser
55