14
7. Alarms
6. Water quality
Even though pH Perfect is an automated delivery device it is still a requirement
to have the pool water regularly checked for balance and chemistry.
See the table below for recommendations of frequency
Zodiac Group Australia cannot be held liable if these rules are not followed.
pH
Free Chlorine
mg/L or ppm
TA
(alkalinity or buffer
effect)°f (ppm)
CH
(level of calcium
carbonate
°f (ppm)
Cyanuric Acid
(stabiliser)
mg/L or ppm
Recommended
Values
7.2 – 7.8
0.5 – 2.0
(80 – 300)
(90 - 300)
30 - 50
To increase
Use pH Perfect
in “alkaline”
dosage and/
or increase
setpoint
Add chlorine
(manually or
with an ORP
regulation)
Add sodium
bicarbonate
Add calcium
chloride
Add cyanuric
acid (only if
necessary)
To reduce
Use pH perfect
in “acid”
dosage and/
or decrease
setpoint
Stop adding
chlorine
Add diluted
hydrochloric
acid
Add a scale
fixer or
carry out
decarbonatation
Partially empty
the pool and
refill it again
Test Frequency
Weekly
Weekly
Monthly
Monthly
Quarterly
Alarm
Cause(s)
Solutions
The container of corrective
solution is empty
Replace the container
First OFA step enabled
(time > 70%)
Check pH value
Press “CAL/Enter” to stop the alarm
Second OFA step enabled
(time = 100%)t
Check pH value
Press “CAL/Enter” to stop the alarm
Filtration stopped
Start filtration pump
Check the connection
Buffer solution ineffective
pH sensor defective
Replace the buffer solutions
Clean and/or replace the pH sensor
Parameter error
Press “CAL/Enter” to cancel the fault
Call your local pool professional
