Welcome! This detailed guide offers essential instructions for installing, operating, and maintaining your Intex hot tub, ensuring a relaxing and safe spa experience.
This manual covers everything from unboxing and setup to troubleshooting, referencing available PDF versions and Intex customer support resources.
Prioritize safety by carefully reviewing all warnings and guidelines before use, addressing potential damage or malfunction promptly for optimal enjoyment.
Congratulations on choosing an Intex Hot Tub! This inflatable spa offers a convenient and affordable way to enjoy the benefits of hydrotherapy in the comfort of your own home.
This manual serves as your comprehensive guide, walking you through every step – from initial setup and water chemistry to regular maintenance and troubleshooting. Understanding your hot tub’s features and following these instructions will maximize your relaxation and extend the life of your spa.
Whether you’ve purchased the Greystone Deluxe or another Intex model, like the 28449EP, this resource provides essential information. Downloadable PDF manuals are available for specific models, offering detailed diagrams and specifications. Remember to always prioritize safety and refer to this manual for proper operation.
This owner’s manual is crucial for the safe and efficient operation of your Intex hot tub. It contains vital information regarding installation, maintenance, and troubleshooting, preventing potential damage or malfunction. Ignoring these instructions could void your warranty and compromise your safety;
Carefully reading and understanding all warnings and guidelines before use is paramount. The manual details proper water chemistry, electrical safety, and procedures for draining and winterizing your spa. Accessing the PDF version allows for convenient reference and printing.
Familiarize yourself with error codes and their meanings, and don’t hesitate to contact Intex customer service for assistance. This manual ensures a long-lasting and enjoyable hot tub experience.

Prioritize safety! Never operate a damaged Intex hot tub or one exhibiting any malfunction; immediately contact Intex service for guidance. Thoroughly read, comprehend, and adhere to all instructions within this manual before installation and use. These warnings are designed to prevent injury and ensure responsible operation.
Electrical safety is critical – follow all guidelines to avoid hazards. Supervise children closely and never allow unsupervised access to the spa. Do not modify the hot tub in any way, as this could compromise safety features.
Proper installation and maintenance, as outlined in this manual, are essential for safe operation and longevity.
Always supervise the hot tub when in use, particularly when children are present. Never operate the spa if under the influence of alcohol, drugs, or medications that may impair judgment. Limit soak times to avoid overheating. Individuals with medical conditions should consult a physician before use.
Keep the surrounding area clear of obstructions and ensure adequate ventilation. Avoid using glass containers near the spa. Do not allow pets to access the hot tub without supervision. Regularly inspect the spa for any signs of damage or wear.
Follow all local regulations regarding hot tub use and safety.
Ensure the hot tub is connected to a dedicated, grounded circuit with the correct voltage. Never use extension cords or adapters. Regularly inspect the power cord for damage and replace if necessary. Avoid operating the spa during electrical storms.
Do not attempt to repair electrical components yourself; contact a qualified electrician. Keep the electrical panel dry and accessible. Disconnect the power supply before performing any maintenance or cleaning.
Adhere to all local electrical codes and regulations. Improper electrical connections can create a serious hazard. Prioritize safety by verifying proper grounding and GFCI protection.
Immediately discontinue use if you notice any damage to the hot tub, including leaks, cracks, or electrical issues. Do not attempt to operate a malfunctioning spa. Contact Intex customer service for guidance and potential repairs.
Using a damaged spa can be hazardous and void the warranty; Never modify the hot tub’s components or attempt unauthorized repairs. Ensure all connections are secure and functioning correctly before each use.
Regularly inspect the tub for wear and tear. Report any unusual noises or smells promptly. Ignoring damage or malfunction could lead to serious injury or property damage. Prioritize safety and follow all instructions.

Begin by carefully unboxing all components and verifying their presence. Select a level, stable location, then inflate the tub and connect the filter system.
Carefully unpack your Intex hot tub, ensuring you have ample space to avoid damaging the components. Begin by verifying the contents against the included parts list within the user manual. This typically includes the hot tub itself, the filter system, a filter cartridge, an inflation pump, and potentially a repair kit.
Inspect each item for any signs of shipping damage. Do not proceed with setup if anything appears broken or missing; contact Intex customer service immediately. Pay close attention to the heater unit and control panel, ensuring they are securely attached and undamaged. Retain the original packaging for potential returns or warranty claims. A thorough component check upfront saves headaches later!
Refer to the PDF manual for detailed diagrams illustrating each part’s location and function.
Selecting the ideal spot for your Intex hot tub is crucial for both safety and enjoyment. Opt for a level, firm surface capable of supporting the filled tub’s considerable weight. Avoid hard surfaces like concrete unless a protective mat is used to prevent damage to the tub’s liner.
Ensure the location is within reach of a grounded electrical outlet, adhering to all electrical safety guidelines outlined in the manual. Keep the tub away from direct sunlight and potential hazards like trees or overhanging objects. Consider privacy and wind exposure when making your decision.
Accessibility for maintenance, like draining and filter changes, is also important. Refer to the PDF manual for specific recommendations regarding optimal placement.
Proper inflation is vital for your Intex hot tub’s structure and functionality. Begin by laying out the tub and ensuring the valve is securely closed. Utilize the provided inflation pump, connecting it to the designated inflation port. Inflate the tub gradually, avoiding over-inflation which could cause damage.
Continuously check the tub’s shape as it inflates, ensuring even distribution of air. Once inflated, close the valve cap tightly to prevent air leakage. Thoroughly inspect all seams and connections for any signs of air escaping.
Refer to your manual for specific pressure recommendations. Addressing leaks immediately ensures optimal performance and longevity of your spa.
The included inflation pump is designed for efficient and safe hot tub inflation. Before use, ensure the pump’s power switch is in the ‘off’ position. Connect the appropriate nozzle adapter to the pump and securely attach it to the hot tub’s inflation port.
Plug the pump into a grounded electrical outlet and switch it ‘on’. Monitor the inflation process closely, avoiding over-inflation. The manual provides guidance on optimal pressure levels.
If the pump doesn’t inflate, check the power connection and nozzle attachment. Disconnect the pump immediately if any unusual noises or malfunctions occur. Proper pump usage guarantees a correctly inflated and enjoyable spa experience.
After inflation, thoroughly inspect the hot tub for any air leaks. A simple method involves applying a soapy water solution to all seams, valves, and the inflation port. Bubbles forming indicate a leak point.
If a leak is detected, immediately deflate the tub and locate the source. Small punctures may be repairable with a vinyl repair patch (not always included). Larger leaks or damage necessitate contacting Intex customer service.
Ignoring leaks can lead to insufficient inflation, reduced heating efficiency, and potential structural damage. Consistent leak checks, as outlined in the manual, are crucial for maintaining a safe and enjoyable spa experience.
Proper filter connection is vital for maintaining clean and hygienic spa water. Refer to your Intex hot tub manual for specific instructions, as configurations may vary slightly between models.
Typically, this involves attaching the filter hose to the filter pump and then connecting the pump to the hot tub’s designated inlet/outlet ports. Ensure all connections are secure and watertight to prevent water loss and maintain filtration efficiency.
Always verify the filter cartridge is correctly installed within the pump housing before operation. A properly connected and functioning filter system is essential for removing debris and ensuring optimal water quality throughout your spa experience.

Enjoy your spa! Familiarize yourself with the control panel, adjust temperature settings, and utilize the bubble function for a personalized, relaxing experience.
Maintaining proper water chemistry is crucial for sanitation and comfort, ensuring a safe and enjoyable soak every time.
Understanding the control panel is key to enjoying your Intex hot tub. The panel typically features buttons for power, temperature adjustment (up and down), and activating the bubble function. Some models include timer settings for pre-heating or automatic shut-off.
The digital display clearly shows the current water temperature, and error codes may appear to indicate potential issues. Familiarize yourself with these codes (refer to the troubleshooting section of the manual) for quick diagnosis.
Buttons may illuminate when activated, providing visual confirmation of your selections. Ensure the panel is dry before operation to prevent malfunctions. Regularly check the panel’s responsiveness and consult the manual for specific button functions related to your Intex model.
Maintaining a comfortable water temperature is crucial for a relaxing spa experience. Use the “Temp Up” and “Temp Down” buttons on the control panel to adjust the water temperature. The display will show the set temperature, typically ranging from 68°F to 104°F (20°C to 40°C).
Allow several hours for the water to reach the desired temperature after making adjustments. Avoid drastic temperature changes, as this can strain the heating system. Consider the external temperature and personal preference when setting the temperature.
Remember that the water temperature may slightly decrease when the bubble function is activated. Refer to your Intex hot tub’s manual for specific temperature setting recommendations and safety guidelines;

The bubble function enhances your spa experience with a soothing massage effect. Activate the bubble jet by pressing the designated “Bubble” button on the control panel. The blower will begin to inflate bubbles into the water, creating a relaxing atmosphere.
Note that using the bubble function will slightly lower the water temperature, as the blower introduces cooler air. The bubble function typically operates on a timer, automatically shutting off after a set period (often 20-60 minutes) to conserve energy.
Avoid prolonged use of the bubble function, especially in colder weather, to maintain a comfortable water temperature. Consult your Intex manual for specific operating times and safety precautions.

Maintaining proper water chemistry is crucial for a safe and enjoyable hot tub experience. Regularly test and adjust pH, chlorine/bromine, and alkalinity levels using a reliable test kit. Ideal pH levels should be between 7.2 and 7.8, ensuring water comfort and preventing corrosion.
Sanitize the water with chlorine or bromine to eliminate bacteria and algae. Chlorine levels should be maintained between 1-3 ppm, while bromine levels should be between 3-5 ppm. Alkalinity acts as a pH stabilizer, ideally kept between 80-120 ppm.
Follow the instructions on your chosen sanitizer and adjust levels accordingly. Improper water chemistry can cause skin irritation, cloudy water, and damage to the hot tub components.
pH is a critical factor in water balance, impacting sanitizer effectiveness and bather comfort. Ideally, your Intex hot tub’s pH should consistently remain between 7.2 and 7.8. Levels below 7.0 create acidic water, potentially corroding equipment and causing irritation.

Conversely, pH above 7.8 reduces sanitizer efficiency and can lead to scaling and cloudy water. Use a reliable test kit to check pH levels at least twice weekly, and adjust as needed. To raise pH, add pH increaser (sodium carbonate). To lower pH, use pH reducer (sodium bisulfate).
Always follow product instructions carefully and add chemicals gradually, retesting after each addition to avoid overcorrection. Consistent pH balance ensures a safe and pleasant spa experience.
Maintaining proper sanitizer levels is crucial for eliminating bacteria and ensuring water hygiene. For chlorine, aim for a concentration of 1-3 ppm (parts per million), while bromine should be kept between 3-5 ppm. Regularly test your water – ideally daily – using a reliable test kit.
Add chlorine or bromine as needed, following product instructions precisely. Stabilizer (cyanuric acid) helps protect chlorine from sunlight degradation, extending its effectiveness. Bromine is generally more stable at higher temperatures, making it suitable for hot tubs.
Always dissolve granules completely before adding to the water, and never mix different chemicals together. Consistent sanitizer levels guarantee a safe and enjoyable soaking experience.

Regular upkeep is vital! This section details filter cleaning, draining/refilling procedures, winterizing steps, and troubleshooting common issues for a long-lasting spa.
Maintaining a clean filter is crucial for optimal hot tub performance and water quality. Regularly rinsing the filter cartridge extends its lifespan and ensures efficient filtration. It’s recommended to rinse the filter every two weeks with a garden hose, using a nozzle to effectively remove debris between the pleats.
For a more thorough cleaning, soak the cartridge in a filter cleaning solution every three to six months, following the solution’s instructions carefully. Avoid using harsh chemicals or detergents, as these can damage the filter material. After soaking, rinse thoroughly with clean water before reinstalling. A clean filter contributes to clearer water, reduced chemical usage, and a more enjoyable spa experience. Inspect the cartridge for any signs of damage and replace it if necessary.
Regularly draining and refilling your Intex hot tub is essential for maintaining water hygiene and preventing buildup of contaminants. Locate the drain valve, typically found on the side of the tub, and attach a garden hose for controlled draining. Ensure the drain hose directs water away from electrical components and your home’s foundation.
Once drained, thoroughly clean the tub’s interior with a mild detergent and soft cloth. Rinse completely to remove any residue. Before refilling, inspect the tub for any damage. Use a pre-filter when refilling to remove impurities. Balance the water chemistry according to the guidelines in this manual, ensuring proper pH and sanitizer levels for a safe and enjoyable spa experience.
Proper winterization protects your Intex hot tub from freezing temperatures and potential damage. Begin by completely draining the tub, ensuring all water is removed from the jets and plumbing lines. Use a wet/dry vacuum to assist in removing residual water. Disconnect and store the filter system, cleaning the cartridge thoroughly before storage.
Clean the tub’s interior and exterior. Consider using a winterizing chemical to prevent algae growth. Store the cover securely to protect it from the elements. Regularly check the tub throughout the winter for any signs of damage or leaks. Following these steps will ensure your hot tub is ready for use when warmer weather returns.
Low heating performance can often be resolved by checking the filter for cleanliness and ensuring proper water circulation. Verify the heater is functioning correctly and the thermostat is set appropriately. Error codes displayed on the control panel indicate specific problems; consult your owner’s manual for a detailed explanation of each code and recommended solutions.
If the hot tub isn’t inflating properly, check for leaks and ensure the inflation pump is working. For malfunctions, never attempt self-repair; contact Intex customer service for guidance. Addressing issues promptly prevents further damage and extends the life of your spa.
Reduced heating can stem from several factors. First, ensure the filter cartridge is clean, as a clogged filter restricts water flow and diminishes heating efficiency. Verify the hot tub’s cover is securely in place when not in use, minimizing heat loss. Confirm the thermostat is set to the desired temperature and that the heater is functioning correctly.
Check for adequate power supply and ensure no error codes are displayed. If the issue persists, inspect the heater for any visible damage. Proper water chemistry is also crucial; imbalanced water can affect heater performance. Refer to the manual for optimal chemical levels.
Decoding error codes is vital for troubleshooting. The control panel displays codes indicating specific issues. For example, “E01” often signals a heater malfunction, requiring inspection or professional repair. “E02” may indicate a temperature sensor error, while “E03” could point to a flow rate problem, potentially linked to a dirty filter.
Consult your Intex hot tub’s manual for a complete list of error codes and their corresponding solutions. Ignoring these codes can lead to further damage. Some codes may require resetting the system, while others necessitate contacting Intex customer service for assistance. Always prioritize safety when addressing error messages.

Need help? Download the PDF manual from the Intex website or contact their customer service team for expert assistance and troubleshooting guidance.
Accessing your Intex hot tub’s manual digitally is simple and convenient! Intex provides downloadable PDF versions of their owner’s manuals directly on their website. This allows you to have a readily available copy on your computer, tablet, or smartphone, eliminating the need to keep track of a physical booklet.
To find the correct manual, navigate to the Intex Download Center and search by your specific model number – for example, 28450 for the Greystone Deluxe Square Bubble Spa. Ensure you select the manual corresponding to the year of your product’s release, as updates occur seasonally.
Downloading the PDF ensures you always have access to crucial information regarding setup, operation, maintenance, and safety precautions for your Intex PureSpa. A direct link to the 28450 EN 2023 PDF (3.3 Mb) is often available for quick access.
Need further assistance with your Intex hot tub? Don’t hesitate to reach out to Intex Customer Service for expert support. They are equipped to handle questions regarding installation, operation, troubleshooting, and warranty claims.
While the owner’s manual provides comprehensive guidance, sometimes direct assistance is necessary, especially when dealing with error codes or potential malfunctions. Intex’s service center can offer tailored advice based on your specific model and issue.
Contact information, including phone numbers and email addresses, can be found on the Intex website. Be prepared to provide your hot tub’s model number and purchase date to expedite the support process. Promptly contacting them regarding damage or malfunctioning is crucial.