How to fix no flow in Zodiac EL Water Filtration Systems?
- MmbassJul 29, 2025
If you are experiencing no flow in your Zodiac Water Filtration System, ensure the valves and pump are ON. Also, check that the blue wire is connected to the cell.
How to fix no flow in Zodiac EL Water Filtration Systems?
If you are experiencing no flow in your Zodiac Water Filtration System, ensure the valves and pump are ON. Also, check that the blue wire is connected to the cell.
What to do if there is low or no chlorine in my Zodiac EL pool?
To address low or no chlorine in your Zodiac Water Filtration System pool, make sure the cables are connected to the cell. Increase the timer period, especially during summer. Also, increase the chlorine output and backwash the filter. Balance the pH level to 7.4 - 7.6, increase the stabilizer between 30 - 60 ppm, and increase the salt to above 6000 ppm.
What to do if the display is blank on my Zodiac EL?
If the display is blank on your Zodiac Water Filtration System, first, plug in the controller and ensure main power is available. If the issue persists, have a service technician replace the fuse (2A slow blow).
What to do if my Zodiac EL Water Filtration Systems shows a low salt level?
If the 'LOW SALT' message appears on your Zodiac Water Filtration System, take a water sample to a retailer to check the salt level and add salt as recommended. If the pool water temperature is low, add salt and turn the chlorinator output down until the water is warmer. Clean the cell if it has calcified. If the cell has failed, it's time to call for service.
How to turn on the timer on Zodiac Water Filtration Systems?
If the timer is set to OFF in the TMR menu of your Zodiac Water Filtration System, use the control to turn the timer back on. Adjust the timer start and stop times to suit your needs.
Includes DANGER and WARNING notices regarding suction fittings and hyperthermia.
Covers safe water temperatures, alcohol use, and health considerations for users.
Addresses electrical shock risks, supervision, and system control limitations.
Lists all components included in the Salt Chlorinator System package.
Details electrical and operational specifications for the EL25/EL35 models.
Provides physical dimensions for the controller and the electrolytic cell.
Lists necessary materials and tools for installing the controller and cell.
Details horizontal cell installation, positioning, and mandatory bypass requirements for high flow rates.
Step-by-step guide for mounting the controller bracket and unit onto a wall.
Instructions for wiring the controller to the cell and connecting to a permanent power source.
Provides a table and notes for maintaining optimal water chemistry parameters for the system.
Description of controller buttons, display indicators, and operating modes.
Guides for setting system power modes and the device clock during initial setup.
Instructions for programming filter pump ON/OFF times and understanding user operation modes.
Details recommended water temperature and salt levels for maximum chlorinator efficiency.
Step-by-step guide for cleaning the cell electrode to remove calcium buildup.
Explains methods for winterizing the chlorinator based on ambient temperature conditions.
Required actions for preparing the pool and system after winter shutdown.
Guidelines for automatic and manual cell cleaning, and warnings about low salt levels.
Provides a schedule for routine checks and service actions for the chlorinator system.
Lists common fault indications, possible causes, and recommended solutions for the chlorinator.
The provided document is an installation manual for the Zodiac EL Series Saltwater Chlorinator, covering all models (EL25 and EL35). This device is designed for pool and spa sanitation, specifically for generating chlorine from saltwater.
The Zodiac EL Series Saltwater Chlorinator is a system that produces chlorine to sanitize pool and spa water. It operates by passing saltwater through an electrolytic cell, where an electrochemical reaction converts the salt into chlorine. The system includes a controller that manages the chlorination process and an electrolytic cell where the chlorine is generated. The controller features an internal operating timer that defines the length of time the filter pump operates during two separate periods each day, allowing for automated control of filtration and chlorination. The chlorinator is designed to be the last piece of equipment in the circulation system, installed horizontally and level with correct flow orientation. It is recommended to install the cell on a bypass equipped with isolation valves, especially if the system flow rate exceeds 300 Lpm, to avoid load loss and prevent improper backflow. The controller also incorporates a non-replaceable backup power source to maintain time-setting memory during short power interruptions. The system is equipped with a protective mechanism that limits sanitizer production under unfavorable operating conditions, such as cold water or insufficient salt levels.
The manual provides specifications for two models: EL25 and EL35.
EL25 Model:
EL35 Model:
Common Specifications for both models:
Physical Dimensions:
Installation Requirements:
The chlorinator features a user-friendly interface with a display and buttons for navigation and settings.
User Interface:
Operation Modes:
Initial Start-Up:
Programming Timers:
Water Chemistry:
The manual outlines essential maintenance procedures to ensure the longevity and optimal performance of the chlorinator.
Cell Maintenance:
General Maintenance Schedule (Table 4):
Winterizing:
Troubleshooting: The manual includes a troubleshooting table for common fault indications such as "NO FLOW," "LOW SALT," "Display Blank," "Low/No Chlorine in pool," "Clock loses time," and "Timer is set to OFF." For each fault, possible causes and solutions are provided, ranging from checking pump/valve status and salt levels to cleaning the cell, checking electrical connections, and contacting a technician.
| Brand | Zodiac |
|---|---|
| Model | EL Series |
| Category | Water Filtration Systems |
| Language | English |
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