The Pentair 320 model chlorinator is an in-line device used to inject chlorine into the water of a swimming pool. It is installed in the “return” line of your pool’s filter plumbing, connected to the return pipe with a simple tee fitting.

How does Pentair Rainbow 320 work?

The Pentair 320 model chlorinator is an in-line device used to inject chlorine into the water of a swimming pool. It is installed in the “return” line of your pool’s filter plumbing, connected to the return pipe with a simple tee fitting.

Can a chlorinator get clogged?

The unit can clog with scale, but it won’t if you regularly clean it. Clogs can also occur in the control valve when you vacuum the pool, and airlocks can develop inside the cartridge. Clogs and airlocks restrict water flow, and the pool chlorine levels will fall.

What percentage should I run my chlorinator?

We suggest you start your salt chlorine generator at 50 percent output and run it for a couple of days, then check the chlorine level. In a balanced pool, a good chlorine level is 1-3 parts per million. If your chlorine levels are low, you can raise the percentage, and if it’s high you can lower the percentage.

Why are my chlorine pucks not dissolving?

It could be that they’re compressing the tablets more than they used to, making them harder to dissolve. You really do need a good test kit of you don’t already have one.

How many tablets should I put in my chlorinator?

To use the right number of tablets, always round your pool volume up to the nearest unit of 5,000 gallons. For instance, your pool has a capacity of 20,000 gallons, you would add four chlorine tablets. But if your pool holds just 16,000 gallons, you’d still use four, three-inch chlorine tablets.

How do I test my pool chlorinator?

On the chlorinator box there should be a light or dial that indicates it is working. Take your test kit and place your thumb over the test tube. Then place it right into the eyeball and take the water. Test the water that water has just left the chlorinator – it should have a very high chlorine reading.

What size Feeder does my Rainbow 320 use?

This fits your . Make sure this fits by entering your model number. Rainbow 320 automatic chlorine/bromine in-line pool and spa feeder Uses 1/4-inch feeder hoses, control valve and fittings

Do I need a high flow kit for my Model 320?

HOWEVER, for it to work you need to buy the separate HIGH Flow kit for the model 320 for an extra $40 here on Amazon. The model 320 alone will not have enough flow rate for an average inground pool to maintain 3.0 Ppm of chlorine. I’ve had my model 320 for 15 years now.

What is the Pentair Rainbow Model 320 chlorine/bromine feeder?

The Pentair Rainbow Model 320 Chlorine/Bromine Feeder sanitizes your water automatically without the worry of transporting or storing harmful chemicals.

How many chlorine tablets does a rainbow 320 hold?

Pentair Rainbow 320 Automatic In-Line Chemical Feeder holds 11 large or 98 small bromine or slow dissolving chlorine tablets and treats 6500 to 27000 gallons. More Details Buy in monthly payments with Affirm on orders over $50. Learn more Want it today?