Zodiac DuoClear 25 - Installation and Operation; Install the Cartridge; Recipe: Low-Chlorine Recipe; Provide Filtration;Circulation

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Install the Cartridge
1. Install the cartridge after water is balanced. Refer to your DuoClear vessel operating manual for additional instructions regarding your
particular model’s installation.
2. Superoxidize the pool water with chlorine according to manufacturer’s instructions to burn off contaminants and activate cartridge.
Important: Initial superoxidation with chlorine is required to burn off contaminants and activate cartridge.
3. Run the circulating pump either:
•24hoursadayfor4days,maintaining1-2ppmfreechlorinethroughout,or
•6hoursadayfor14days,maintaining1-2ppmfreechlorinethroughout.
4. Let chlorine dissipate to 0.5 ppm once start up period is completed.
•Donotenterthepoolifthefreeavailablechlorineresidualisover3ppm.
Low-Chlorine Recipe
Ingredients:
• DuoClear
Cartridge
• Chlorinegranules,tablets,liquidorgenerator
• pHandtotalalkalinityadjustingchemicals
• Calciumhardnessincreaser,ifneeded
• Watertestkit
Once the 4-day or 14-day start-up period is done, allow the free available chlorine residual to drop
to 0.5 ppm
(by reducing the amount of chlorine you add) then:
When: What to do:
Every day Run pump and filter at least 6 hours every day.
Once a week Balance pH and total alkalinity.
Twice a week Check chlorine residual; add chlorine to maintain at least a 0.5 ppm range using the chart below.
As needed If water is hazy, superoxidize with chlorine according to manufacturer’s instructions.
Additional shocking is recommended following rainstorms or heavy bather load.
Do not re-enter the pool if the free available chlorine residual is over 3 ppm.
Recipe
There is one recipe for maintaining clean, clear, sanitized water with minimum time and effort.
This recipe provides the easiest and most economical way to care for your DuoClear pool.
Add the following amounts of chlorine per 10,000 gallons of water to increase free chlorine by 0.5 ppm.
Type of Chlorine % Active % Available Ounce Quantity Gram Quantity
Containing Compound Ingredient Chlorine Content Required Required
Sodium Hypochlorite Liquid 5.25 5.25 12.7 361
Sodium Hypochlorite Liquid 9.2 9.2 7.3 206
Sodium Hypochlorite Liquid 10 10 6.5 184
Sodium Hypochlorite Liquid 12 12 5.6 158
Calcium Hypochlorite 65 64 1.1 30
Dichloroisocyanurate 99 62 1.1 30
Lithium Hypochlorite 29 35 1.9 54
Trichloro-s-triazintrione 99 90 0.7 21
Chlorine Gas, from any source
100 100 0.7 19
including chlorine generators
Provide Filtration/Circulation
To manage: You need to:
Circulation Follow the manufacturer’s directions for keeping the circulating pump in good working order and operate it at least six hours a day.
Consult your Zodiac dealer for optimum run times.
Filtration Check the pool’s filter periodically and clean it as recommended by the manufacturer.