Hayward AquaRite 900 Series Electronic Chlorine Generator

Owner's Manual

Models: AQR940, AQR925

Document Revision: 092623 RevD

Manufacturer: Hayward Pool Products

Address: 620 Division Street, Elizabeth NJ 07207

Phone: (908)-355-7995

Website: www.hayward.com

Note: Use only Hayward genuine replacement parts.

Important Safety Instructions

When using this electrical equipment, basic safety precautions should always be followed, including the following:

SAVE THESE INSTRUCTIONS

Operation

The AquaRite® 900 series is an automatic chlorine generation system for pool or spa sanitation. The operation requires a low concentration of salt (sodium chloride) in the pool water. These levels are low enough that it normally will not be tasted. The AquaRite automatically sanitizes your pool by converting the salt into free chlorine which kills bacteria and algae in the pool. Chlorine will revert back to sodium chloride after killing bacteria. These reactions will continuously recycle virtually eliminating the need to add sanitizing chemicals to your pool. The only time you may need to add more salt to the pool is when water is replenished due to backwashing, draining, or splashing (not evaporation).

The AquaRite is offered in various models and is designed to handle the purification needs of most residential swimming pools up to 40,000 gallons (150,000 liters), or the needs of most commercial pools up to 25,000 gallons (95,000 liters). Check local codes for other restrictions. The actual amount of chlorination required to properly sanitize a pool varies due to bather load, rainfall, temperature, and the pool's cleanliness.

Note: Hayward does not recommend using the AquaRite to generate bromine.

Model Selection:

Select the proper model for your pool (installation and mounting requirements are the same for all models):

Note: Before installing this product as part of a saline water purification system in a pool or spa using natural stone for coping or for immediately adjacent patios/decking, a qualified stone installation specialist should be consulted regarding the appropriate type, installation, sealant (if any) and maintenance of stone used around a saline pool with electronic chlorine generator in your particular location and circumstances.

Note: The use of dry acid (sodium bisulfate) to adjust pool pH is discouraged especially in arid regions where pool water is subject to excessive evaporation and is not commonly diluted with fresh water. Dry acid can cause a buildup of by-products that can damage your chlorinator cell.

Water Chemistry

The table below summarizes the levels that are recommended by The Association of Pool and Spa Professionals (APSP). The only special requirements for the AquaRite are the salt level and stabilizer. It is important to maintain these levels in order to prevent corrosion or scaling and to ensure maximum enjoyment of the pool. Test your water periodically. Your Authorized AquaRite Dealer or most pool stores can provide you with the chemicals and procedures to adjust the water chemistry. Be sure to tell the pool store that you are using an AquaRite chlorine generator.

IDEAL LEVELS

CHEMICAL IDEAL LEVELS
Salt2700 to 3400 ppm
Free Chlorine1.0 to 3.0 ppm
pH7.2 to 7.8
Cyanuric Acid (Stabilizer)Outdoor pools - 30 to 50 ppm
Indoor pools - 0 ppm
Total Alkalinity80 to 120 ppm
Calcium Hardness200 to 400 ppm
Metals0 ppm
Saturation Index-.2 to .2 (0 best)

Saturation Index

The saturation index (Si) relates to the calcium and alkalinity in the water and is an indicator of the pool water "balance". Your water is properly balanced if the Si is 0 ±.2. If the Si is below -0.2, the water is corrosive and plaster pool walls will be dissolved into the water. If the Si is above +0.2, scaling and staining will occur. Use the chart below to determine the saturation index.

Si = pH + Ti + Ci + Ai - TDS

°C °F Ti Ci Ai Total Dissolved Solids TDS
Hardness Calcium Total alkalinity
12530.3751.5751.90-100012.10
16600.41001.61002.01001-200012.29
19660.51251.71252.1
24760.61501.81502.22001-300012.35
29840.72001.92002.3
34940.82502.02502.43001-400012.41
391020.93002.13002.54001-500012.44
4002.24002.6
6002.46002.8
8002.58002.9

Use: Measure the pH of the pool water, the temperature, water hardness, total alkalinity, and total dissolved solids. Use the table above to determine Ti, Ci, Ai, and TDS in the formula shown above. If the Si is equal to 0.2 or more, stains may appear. If the Si is equal to -0.2 or less, corrosion or deterioration may occur.

Diagram illustrating the Saturation Index: A horizontal line shows values from -0.2 to 0.2. The range below -0.2 is labeled "Corrosion", the range between -0.2 and 0.2 is labeled "Ok", and the range above 0.2 is labeled "Stain".

Salt Level

Use the chart on page 5 to determine how much salt in pounds or (Kgs) need to be added to reach the recommended levels. Be aware that there may already be salt in your pool from prolonged use of chlorine. Test your pool, then add the correct amount. Use the equations below (measurements are in feet/gallons and meters/liters) if pool size is unknown.

Pool Volume Calculation (if size is unknown):

Shape Gallons (pool size in feet) Liters (pool size in meters)
RectangularLength x Width x Average Depth x 7.5Length x Width x Average Depth x 1000
RoundDiameter x Diameter x Average Depth x 5.9Diameter x Diameter x Average Depth x 785
OvalLength x Width x Average Depth x 6.7Length x Width x Average Depth x 893

The ideal salt level is between 2700-3400 ppm (parts per million) with 3200 ppm being optimal. If the level is low, determine the number of gallons in the pool and add salt according to the chart on page 5. A low salt level will reduce the efficiency of the AquaRite and result in low chlorine production. A high salt level can cause the AquaRite to shutdown and may begin to give a salty taste to your pool (generally, the salt will begin to be tasted at a level of about 3500-4000 ppm). The salt in your pool/spa is constantly recycled and the loss of salt throughout the swimming season should be small. This loss is due primarily to the addition of water because of splashing, backwashing, or draining (because of rain). Salt is not lost due to evaporation.

Type of Salt to Use

It is important to use only sodium chloride (NaCl) salt that is greater than 99% pure. This is common food quality or water softener salt and is usually available in 40-80 lb. bags labeled "Coarse Solar Salt". It is also acceptable to use water conditioning salt pellets, however, it will take longer for them to dissolve. Do not use rock salt, salt with yellow prussiate of soda, salt with anti-caking additives, or iodized salt.

How to Add or Remove Salt

For new plaster pools, wait 10-14 days before adding salt to allow the plaster to cure. Turn the circulating pump on and add salt directly into the pool. Brush the salt around to speed up the dissolving process--do not allow salt to pile up on the bottom of the pool. Run the filter pump for 24 hours with the suction coming from the main drain (use pool vac if there is no main drain) to allow the salt to evenly disperse throughout the pool. The salt display may take 24 hours to respond to the change in salt concentration.

The only way to lower the salt concentration is to partially drain the pool and refill with fresh water.

For outdoor pools, always check stabilizer (cyanuric acid), when checking salt. These levels will most likely decline together. Use the chart on page 6 to determine how much stabilizer must be added to raise the level to 40 ppm.

Salt and Stabilizer Charts

Salt Needed for 40 PPM (Page 6)

This section contains a large table detailing the pounds and kilograms of salt needed for various pool volumes to reach a target salt level. The table columns represent pool volumes from 8,000 to 40,000 gallons, and rows indicate current salt levels. Due to the table's size, only the first few rows are transcribed below. Please refer to the original document for the complete table.

Current Salt Level (ppm) Gallons and (Liters) of Pool Water
8,000 (30,000)10,000 (37,500)12,000 (45,000)14,000 (52,500)16,000 (60,000)18,000 (67,500)20,000 (75,000)22,000 (82,500)24,000 (90,000)26,000 (97,500)28,000 (105,000)30,000 (112,500)32,000 (120,000)34,000 (127,500)36,000 (135,000)38,000 (142,500)40,000 (150,000)
015 (6.8)19 (8.6)23 (10.4)26 (11.8)30 (13.6)34 (15.4)38 (17.2)41 (18.6)45 (20.4)49 (22.2)53 (24)57 (25.8)61 (27.7)65 (29.5)69 (31.3)73 (33.1)75 (34)
20013 (5.9)16 (7.3)19 (8.6)22 (9.9)25 (11.3)29 (13.1)32 (14.5)35 (15.9)38 (17.2)41 (18.6)44 (19.9)47 (21.3)51 (23.1)54 (24.5)58 (26.3)61 (27.7)63 (28.6)
40011 (5.0)14 (6.4)17 (7.7)19 (8.6)22 (9.9)25 (11.3)27 (12.2)30 (13.6)32 (14.5)35 (15.9)37 (16.8)40 (18.1)43 (19.5)45 (20.4)48 (21.8)51 (23.1)53 (24)
6009.5 (4.3)12 (5.4)14 (6.4)17 (7.7)19 (8.6)21 (9.5)24 (10.9)26 (11.8)29 (13.1)31 (14.1)33 (15)36 (16.3)38 (17.2)40 (18.1)43 (19.5)45 (20.4)47 (21.3)
8008.0 (3.6)10 (4.5)12 (5.4)14 (6.4)16 (7.3)18 (8.2)20 (9.1)22 (9.9)24 (10.9)26 (11.8)28 (12.7)30 (13.6)32 (14.5)34 (15.4)36 (16.3)38 (17.2)40 (18.1)

Stabilizer (Cyanuric Acid) Needed for 40 PPM (Page 7)

Current Stabilizer level (ppm) Gallons and (Liters) of Pool Water
8,000 (30000)10,000 (37500)12,000 (45000)14,000 (52500)16,000 (60000)18,000 (67500)20,000 (75000)22,000 (82500)24,000 (90000)26,000 (97500)28,000 (105000)30,000 (112500)32,000 (120000)34,000 (127500)36,000 (135000)38,000 (142500)40,000 (150000)
0 ppm2.7 (1.2)3.4 (1.5)4.0 (1.8)4.7 (2.2)5.4 (2.5)6.0 (2.7)6.7 (3.0)7.4 (3.4)8.0 (3.6)8.7 (4.0)9.4 (4.3)10.0 (4.5)10.8 (5.0)11.4 (5.2)12 (5.4)12.7 (5.7)13.4 (6)
10 ppm2.0 (.9)2.5 (1.1)3.0 (1.4)3.5 (1.6)4.0 (1.8)4.5 (2.0)5.0 (2.3)5.5 (2.5)6.0 (2.7)6.5 (3.0)7.0 (3.2)7.5 (3.4)8 (3.6)8.5 (3.8)9 (4.0)9.5 (4.3)10 (4.6)
20 ppm1.3 (.59)1.7 (.77)2.0 (.90)2.3 (1.1)2.7 (1.3)3.0 (1.3)3.3 (1.5)3.7 (1.6)4.0 (1.8)4.3 (2.0)4.6 (2.1)4.9 (2.2)5.4 (2.4)5.7 (2.5)6 (2.6)6.3 (2.8)6.6 (3.0)
30 ppm0.7 (.31)0.8 (.36)1.0 (.45)1.2 (.54)1.4 (.64)1.5 (.68)1.7 (.77)1.8 (.82)2.0 (.91)2.2 (.97)2.4 (1.1)2.6 (1.2)2.8 (1.3)2.9 (1.3)3.0 (1.4)3.2 (1.4)3.4 (1.5)
40 ppm0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Controls

Main Switch

Indicator LED's

Configuration and Operation Details

To Set Turbo Cell Type

Before operation, the AquaRite must be configured for the chlorinator cell that will be used. Your model AquaRite has been packaged with a corresponding Turbo cell. Refer to the following information and steps below to set the Turbo cell type.

  1. Slide the Main Switch from "Off" to the "Auto" position.
  2. Push the Diagnostic button repeatedly until "t-3", "t-5", "t-9" or "t-15" appears on the display ("t-15" is the factory default). If the desired cell type is displayed skip to step 4.
  3. To change to a different cell type, slide the Main Switch from "Auto" to "Super Chlorinate" and back to "Auto". Repeat this process until the desired cell type is displayed.
  4. Push the Diagnostic button to exit.

Desired Output % Adjustment Knob

The "Desired Output %" adjustment knob is located in the lower center of the AquaRite control panel. This setting is used to control the amount of chlorine the AquaRite generates. Raise this setting to increase chlorine level and lower it to decrease chlorine level. Note: The "Desired Output %" adjustment will not function when the AquaRite is being controlled by a remote pool automation control.

Salt Display

Refer to the Water Chemistry section for recommended salt levels as well as how to add/remove salt. The Salt Display shows the average salt level of the pool water. The factory default display is in English units (ppm). If Metric units (grams per liter) are preferred, follow the procedure under Temperature Display. When the AquaRite is displaying grams per liter, the readout will show a decimal point. (e.g., 3.20 g/l = 3200ppm).

Temperature Display

The Temperature Display shows the current temperature of the pool water. The factory default display is in °F. Both the Temperature Display and the Salt Display can be programmed to display in Metric units. To display temperature in °C and salt level in g/l, perform the following steps:

  1. Slide the Main Switch from "Off" to the "Auto" position.
  2. Push the Diagnostic button repeatedly until "°F" appears on the display.
  3. Slide the Main Switch from "Auto" to "Super Chlorinate" and back to "Auto".
  4. Push the Diagnostic button to exit.

Instant Salinity

The Instant Salinity display is the measured salt level of the pool water at that moment. If salt has recently been added, the Instant Salinity may show the change while the Salt Display (average salt level) may take some time before the changes can be seen. Under these circumstances, you may want to "update" the Salt Display to the new Instant Salinity value. This action will clear the Salt Display and substitute the Instant Salinity value. To do this, follow the steps below:

  1. Slide the Main Switch from "Off" to the "Auto" position.
  2. Push the Diagnostic button repeatedly until "-xxxx ppm" appears on the display.
  3. Slide the Main Switch from "Auto" to "Super Chlorinate" and back to "Auto".
  4. Push the Diagnostic button to exit.

Operation (Continued)

Assuming that the water chemical levels are in the recommended range, there are three factors that you can control which directly contribute to the amount of chlorine the AquaRite will generate:

  1. filter time each day (hours)
  2. the "Desired Output %" setting
  3. the amount of salt in the pool

The filter pump timer should be set so that all of the water in the pool passes through the filter each day. For pools with high chlorine demand, the timer may have to be set longer to generate enough chlorine.

To find the optimum "Desired Output %" setting, start at approximately 50%. Test the chlorine level every few days and adjust the dial up or down accordingly. It usually takes 2-3 adjustments to find the ideal setting for your pool/spa and after that, it should only take minor, infrequent adjustments. Because the chlorine demand of the pool increases with temperature, most people find they have to adjust the dial up at the peak of the summer and down during the colder periods. The AquaRite automatically stops generating when the pool water temperatures drops below 50°F. This is usually not a problem because bacteria and algae stop growing at this temperature. You can override this low temperature cutoff by switching to SUPER CHLORINATE for a day.

Note: After the ideal "Desired Output %" setting has been found, you may need to raise the setting when the pool water temperature increases significantly, when there is higher than normal bather load or when your chlorinator cell ages. You may need to lower the setting when the pool water temperature decreases significantly or there are long periods of inactivity.

Prevent over-chlorination during cold weather: Check chlorine levels periodically. Most pools require less chlorine during cold weather and the “Desired Output %” should be lowered accordingly.

Automation Controls Integration

When connected to a pool automation control (Hayward Pro Logic, Pentair Intellitouch or Polaris Eos): The AquaRite is designed to operate with all pool automation controls. The Pro Logic, Intellitouch or Eos can fully control the function of the AquaRite chlorinator in addition to the other pool equipment. The "Remotely Controlled" LED on the AquaRite chlorinator will be illuminated when the automation control is activated. Adjustment of the AquaRite "Desired Output %" and also Superchlorination can be controlled from the pool automation display/keypad. Refer to the pool automation control instructions for more information. The AquaRite salt display and LED indicators operate as normal, but the main switch and "Desired Output %" dial are disabled.

Maintaining the AquaRite System

To maintain maximum performance, it is recommended that you open and visually inspect the cell every 3 months or after cleaning your filter. The AquaRite will remind you to do this by flashing the "Inspect Cell" LED after approximately 500 hours of operation. After you inspect the cell (and clean, if necessary) press the small "diagnostic" button next to the display for 3 seconds to stop the flashing "Inspect Cell" LED and start the timer for the next 500 hours.

The AquaRite electrolytic cell has a self cleaning feature incorporated into the electronic control's logic. In most cases this self cleaning action will keep the cell working at optimum efficiency. In areas where water is hard (high mineral content) and in pools where the water chemistry has been allowed to get "out of balance", the cell may require periodic cleaning. The "Inspect Cell" LED will indicate if cell efficiency is decreased and servicing is necessary. If the "Inspect Cell" LED remains on after a thorough cleaning, the cell may be worn and require replacement.

Servicing and Cleaning the AquaRite Cell

Turn off power to the AquaRite before removing the electrolytic cell. Once removed, look inside the cell and inspect for scale formation (light colored crusty or flaky deposits) on the plates and for any debris which has passed through the filter and caught on the plates. If no deposits are visible, reinstall. If deposits are seen, use a high pressure garden hose and try to flush the scale off. If this is not successful, use a plastic or wood tool (do not use metal as this will scratch the coating off the plates) and scrape deposits off of plates. Note that a buildup on the cell indicates that there is an unusually high calcium level in the pool (old pool water is usually the cause). If this is not corrected, you may to have to periodically clean the cell. The simplest way to avoid this is to bring the pool chemistry to the recommended levels as specified.

Mild Acid Washing: Use only in severe cases where flushing and scraping will not remove the majority of deposits. To acid wash, turn off power to AquaRite. Remove cell from piping. In a clean plastic container, mix a 4:1 solution of water to muriatic acid (one gallon of water to one quart of muriatic acid). ALWAYS ADD ACID TO WATER - NEVER ADD WATER TO ACID. Be sure to wear rubber gloves and appropriate eye protection. The level of the solution in the container should just reach the top of the cell so that the wire harness compartment is NOT submerged. It may be helpful to coil the wiring before immersing the cell. The cell should soak for a few minutes and then rinse with a high pressure garden hose. If any deposits are still visible, repeat soaking and rinsing. Replace cell and inspect again periodically.

Winterizing

The AquaRite electrolytic cell and flow detection switch will be damaged by freezing water just as your pool plumbing would. In areas of the country which experience severe or extended periods of freezing temperatures, be sure to drain all water from the pump, filter, and supply and return lines before any freezing conditions occur. The electronic control is capable of withstanding any winter weather and should not be removed.

Spring Start-up

DO NOT turn the AquaRite on, until the pool water chemistry has been brought to the proper levels. This information can be found on page 3.

Installation

Installation must be performed in accordance with Local and NEC codes.

Diagram showing a typical installation layout: A 120/240 VAC power source connects to a FILTER TIMER (LINE and LOAD). The FILTER TIMER connects to the PUMP. Other components shown are FILTER, SOLAR SYSTEM, HEATER, FLOW SWITCH, and ELECTROLYTIC CELL, all plumbed in series with the PUMP and connected to the pool/spa via IN-FLOOR CLEANER and TO POOL/TO SPA lines. The Hayward AquaRite control unit is depicted connected to the system, likely controlling the cell.

Preparing Pool/Spa Water

Refer to page 3 for recommended chemical levels. The pool's chemistry must be balanced BEFORE activating the AquaRite. Note: If the pool does not have new water, add 1 quart (1 liter) of metal remover and 1 quart (1 liter) of non-copper based algaecide to the pool, per manufacturer's instructions. This ensures a quick, troublefree transfer to the AquaRite system.

Mounting the AquaRite Control

The AquaRite is contained in a raintight enclosure that is suitable for outdoor mounting. The control must be mounted a minimum of 5 ft. (2 meters) horizontal distance (or more, if local codes require) from the pool/spa.

The control is designed to mount vertically on a flat surface with the knockouts facing downward. Because the enclosure also acts as a heat sink (disperses heat from inside the box), it is important not to block the four sides of the control. Do not mount AquaRite inside a panel or tight enclosed area.

Plumbing

Ensure that the AquaRite installation does not constitute a cross connection with the local potable water supply. Consult local plumbing codes.

The AquaRite is packaged with a Turbo cell, flow switch and cell unions. Refer to page 2 for information about available AquaRite models.

The flow switch and cell should be plumbed in the return line to the pool/spa. The preferred installation is after (downstream) all the pool equipment (filter, heater, solar, etc.). The electrolytic cell and flow switch tee fitting are designed to be plumbed into 2" (51mm) PVC pipe. Adapters (not included) can be used for systems with 1½" (38 mm) plumbing.

For proper plumbing, refer to the overview diagram on page 11. Below, alternate configuration #1 shows the flow switch can also be in front of the cell. Configurations #2 and #3 allow for chlorination of both the pool and spa during spa spillover operation, but prevent overchlorination of the spa during "spa only" operation. Never use configuration #4.

Diagrams illustrating plumbing configurations: Note: There must be at least a 12" (25cm) straight pipe run before (upstream) the flow switch. If the switch is plumbed after the cell, the cell can count as the 12" (25cm) of straight pipe. Verify that the arrow on the flow switch points in the direction of water flow.

Electrolytic Cell:

Install using the unions provided. Tighten unions BY HAND for a watertight seal. For pool/spa combination systems with spillover, use configurations #2 or #3 above to allow chlorination of both the pool and spa during spillover but preventing overchlorination when operating the spa only.

Wiring

Power must be shut off at the circuit breaker before performing any wiring. Be sure to follow Local and NEC electrical codes. To provide safe operation, the AquaRite must be properly grounded and bonded.

Input Power for Stand Alone Operation:

Wire the AquaRite to the LOAD SIDE of the filter pump timer. Refer to the wiring label on the AquaRite as well as the diagram below to determine correct wiring connections. The AquaRite is shipped from the factory with the configuration jumpers in 240VAC position. If using 120VAC, move the jumpers as shown below. For Canadian models, the AquaRite shall be connected to a circuit protected by a class A ground fault interrupter. Be sure to connect the ground wire to the green ground screw terminal located on the bottom of the enclosure.

Diagram showing typical 240 VAC wiring: A SUBPANEL with TIMECLOCK (LINE, LOAD) connects to the PUMP. The AquaRite unit is shown with connections for GROUND (GND) and PCB. A BONDING LUG and BONDING LOOP are indicated.
Diagram showing 120 VAC wiring: Similar to 240 VAC, but indicates moving jumpers to specific positions for 120VAC operation.

Note: Wire the pump directly to the timeclock -- do not use the AquaRite as a junction box.

Bonding:

A lug used for bonding is attached to the bottom of the AquaRite enclosure (see diagram below). The AquaRite must be bonded with an 8 AWG copper wire (6 AWG Canada) to the pool bonding system.

Electrolytic Cell and Flow Switch:

The electrolytic cell and flow switch cables are terminated with connectors which plug into the AquaRite, for easy attachment and removal. The door of the AquaRite must be open to access the cell cable connector. The flow switch plugs into a connector (similar to a telephone jack) located outside, on the bottom of the enclosure. Refer to the diagram below for the location of these connections.

Diagram showing the bottom of the AquaRite enclosure: Indicates the location of the flow switch connector, cutout for the cell cable, and the bonding lug to the pool bonding system.

Input Power for Use with Hayward, Pentair and Polaris Controls:

Wire the AquaRite directly to 120/240VAC power (not through timer or relay).

Diagram showing wiring for Hayward, Pentair, or Polaris controls: Shows connections from a SUBPANEL to AQUARITE (240 VAC) and AQUARITE (120 VAC) units, with connections for GROUND, NEUTRAL, and PCB. Also shows connections for HAYWARD, PENTAIR, or POLARIS Power Center.

Optional Hayward, Pentair and Polaris Controls:

The Hayward, Pentair and Polaris controls use a 4 wire connection to communicate to the AquaRite and can be wired up to 500' apart. Any outdoor rated 4 conductor cable can be used. Refer to each manufacturer's instructions and the wiring diagrams below for proper wiring connection to the AquaRite. Note: There must be only 1 "primary" unit. All other AquaRite units must be configured as "secondary".

Diagram showing wiring connections for Hayward/Goldline, Pentair, or Polaris controls to an Aqua Rite (Primary) and Aqua Rite (Secondary) unit. It details jumper settings for primary (installed) and secondary (removed) configurations, and wire colors (GREEN, YELLOW, BLACK, RED) connecting to specific terminals.

Troubleshooting

Visit www.hayward.com for helpful information on operation, maintenance and troubleshooting your AquaRite Electronic Chlorine Generator.

Diagnostic Displays

Sequential pushes of the small "diagnostic" button next to the LCD display will cause the AquaRite to display the following information:

  1. Pool temperature (xx degrees Fahrenheit or Celsius)
  2. Cell voltage (xx.x volts)
  3. Cell current (x.xx amps)
  4. Desired Output % ("0P" -- "100P" depending on knob position or input from remote pool automation controller)
  5. Instant salinity (-xxxx ppm or -x.xx grams/Liter)
  6. Product name sent to the pool automation control display ("AL-0" which signifies "AquaRite")
  7. Software revision level (r1.xx)
  8. Chlorinator cell type (t-3, t-5, t-9, t-15)

On the 9th push of the button the display will revert back to the default salt display. Also, if the button is not pushed for 30 seconds, the display will revert back to the standard salt display.

Common Problems and Solutions

  1. "Power" LED not on: Check to make sure either 120VAC or 240VAC input power is connected to the proper screw terminals at the AquaRite control. Verify input voltage with a voltmeter. If there is input power, the fuse may have blown. The AquaRite is protected by a 20 amp mini ATO fuse located on the circuit board above the cell connector.
  2. "Generating" LED flashing: The temperature of the pool water is too high or low to operate. You can override this by switching the main switch to SUPER CHLORINATE. The AquaRite will run at maximum output for the remainder of the current pump cycle or 24 hours, whichever comes first.
  3. "No Flow" LED illuminated: The AquaRite has sensed a no flow condition and has stopped generating chlorine. Check that the flow switch is plugged into the connector on the bottom of the control unit and that the wire is not cut or damaged. Make sure you have at least 12" of straight pipe before the flow switch. If there is adequate flow and the LED is still on, check that the arrows on the flow switch (on top of hex) are pointing in the direction of flow.
  4. "Check Salt" LED illuminated or flashing: Be sure that the correct model Turbo Cell has been selected (page 8). Check salt level in pool/spa. If salt level is low, add salt according to chart on page 5. Before adding large quantities of salt, it is advisable to have your salt level professionally checked.
  5. Salt Reading is a decimal number: If your default salt display screen is displaying a decimal number such as 3.20 rather than your usual salt reading, such as 3200, it may have been switched to displaying in metric mode (g/L). To switch back to displaying in ppm, perform the following:
    • Press the Diagnostic Button one time.
    • Slide your power switch from "Auto" to "Super Chlorinate" and back to "Auto".
    • Wait 15 to 20 seconds. Your pool's salt level will once again be displayed in parts-per-million.
  6. "High Salt" LED illuminated: Be sure that the correct model Turbo Cell has been selected (page 8). Check salt level in pool/spa. If salt level is too high, lower salt level by draining some of the pool water out of the pool and replace with fresh water. Continue until the salt concentration is at recommended levels.
  7. "Inspect Cell" LED flashing: Be sure that the correct model Turbo Cell has been selected (page 8). Inspect and clean cell according to directions on page 10. When done, press the "diagnostic" button for 3 seconds to stop the "Inspect Cell" LED flashing.
  8. "Inspect Cell" LED illuminated: Be sure that the correct model Turbo Cell has been selected (page 8). Remove and inspect the cell for scale. If the cell is scaled, follow the directions on page 10 for cell cleaning. If the pool has the proper amount of salt and the "Inspect Cell" LED is still illuminated, the cell may be worn and need replacement.
  9. Possible causes of little or no free chlorine residual:
    • AquaRite switch in OFF position.
    • Desired Output % adjustment setting is too low.
    • Low stabilizer (Cyanuric Acid).
    • Filter pump time too short (8 hours for average size pools, more for large pools)
    • Salt level too low (below 2400 ppm, Check Salt LED on).
    • Salt level too high (High Salt LED on).
    • Very warm pools increase chlorine demand--increase Output %, or filter run time.
    • Cold water (below 50°F) causes AquaRite to stop generating (Generating LED flashing).
    • Excessive scaling on cell.
    • High level of Nitrogen in pool water.
    • "Yellow Out" or similar treatment recently used. Some yellow algae treatments will use chlorine at a very high rate and deplete the residual free chlorine. Manually shock the pool if indicated in the directions on the algae treatment. It still may be a matter of days before the pool returns to "normal" and chlorine tests will show the desired 1-3ppm free chlorine reading.
  10. "-Pcb-" displayed and all 4 red/yellow LEDs are illuminated: A possible Printed Circuit Board fault has been detected. Call for service.

Electrolytic Chlorine Generator Basic Pool Maintenance Requirements

TEST IDEAL RANGE ADJUSTMENT REQUIRED
WEEKLYFree Chlorine1.0 - 3.0 ppmRaise desired output % to increase, lower desired output % to decrease -OR- increase or decrease pump filtration time.
pH7.2 - 7.8Too high - add muriatic acid
Too low - add soda ash.
MONTHLYAlkalinity80 - 120 ppmAdd baking soda to increase.
Add acid as required to decrease.
QUARTERLYSalt2700 - 3400 ppmAdd salt as required to increase.
Stabilizer30 - 50 ppmAdd cyanuric acid to increase.
Calcium200 - 400 ppmAdd calcium to increase.
Drain and add water to decrease.
Electrolytic Cellinspect & cleanRefer to section in manual.

Warranty Information

LIMITED WARRANTY (effective 02/12/16)

Hayward warrants its AquaRite 900 series chlorination products to be free of defects in materials and workmanship, under normal use and service, for a period of four (4) years. These warranties are applicable from the initial date of purchase on private residential swimming pools in the US and Canada. Installations of product for use on commercial pools in the US and Canada is covered for a period of one (1) year for defects in materials and workmanship. Hayward warrants all accessories and replacement parts for the above-identified pool automation and chlorination products for a period of one (1) year. Accessories also include remotes, actuators, base stations, temperature sensors, flow switches and chemistry probes. Each of these warranties is not transferable and applies only to the original owner.

Hayward shall not be responsible for cartage, removal, repair or installation labor or any other such costs incurred in obtaining warranty replacements or repair.

Proof of purchase is required for warranty service. If written proof of purchase is not provided, the manufacturing date code will be the sole determinant of the date of installation of the product. To obtain warranty service or repair, please contact the place of purchase or the nearest Hayward authorized warranty service center. For more information on authorized service centers please contact the Hayward Technical Service Support Center (61 Whitecap Road, North Kingstown RI, 02852) or visit the Hayward web site at www.hayward.com.

WARRANTY EXCLUSIONS:

  1. Material supplied or workmanship performed by others in process of installation.
  2. Damage resulting from improper installation including installation on pools larger than the product rating.
  3. Problems resulting from failure to install, operate or maintain the product(s) in accordance with the recommendations contained in the owners manual(s).
  4. Problems resulting from failure to maintain pool water chemistry in accordance with the recommendations in the owners manual(s).
  5. Problems resulting from tampering, accident, abuse, negligence, unauthorized repairs or alternations, fire, flood, lightning, freezing, external water, degradation of natural stone used in or immediately adjacent to a pool or spa, war or acts of God.
  6. Use of a non-genuine Hayward replacement salt chlorination cell on any Hayward automation or chlorination product will void the warranty for that product.

The express limited warranty above constitutes the entire warranty of Hayward Pool Products with respect to its products and is in lieu of all other warranties expressed or implied, including warranties of merchantability or fitness for a particular purpose. In no event shall Hayward Pool products be responsible for any consequential, special or incidental damages of any nature. Some states do not allow a limitation on how long an implied warranty lasts, or the exclusion of incidental or consequential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state.

Extended Warranty Registration

90 DAY EXTENDED WARRANTY* REGISTER WITH YOUR SMARTPHONE

PROTECT YOUR INVESTMENT IN 2 EASY STEPS

  1. TAKE A PHOTO: Take a photo of the camera icon.
  2. SEND IT IN: Send it in using one of the methods below:
    • SMARTPHONE: Text a photo of the camera icon to 71403
    • ONLINE: Visit Hayward.com/Warranty
    • MESSENGER: Send photo to photoregister

*Extended warranty is in addition to applicable product warranty and is for parts only, labor not included. Need help? Visit photoregister.com/help or text HELP to 71403.

For further information or consumer technical support, visit our website at www.hayward.com

Hayward is a registered trademark and AquaRite, Pro Logic and Aqua Logic are trademarks of Hayward Industries, Inc. © 2019 Hayward Industries, Inc. All other trademarks not owned by Hayward are the property of their respective owners. Hayward is not in any way affiliated with or endorsed by those third parties.

Models: AQR940, AQR925, AquaRite 900 Series Electronic Chlorine Generator, AquaRite 900 Series, Electronic Chlorine Generator, Chlorine Generator, Generator

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