1. Overview
This manual provides essential instructions for the setup, operation, and maintenance of your Bestway Coleman Hawaii AirJet Inflatable Hot Tub. This product is designed to provide a relaxing spa experience for 4 to 6 individuals, featuring 140 AirJet bubble jets and an EnergySense cover for improved thermal efficiency. The hot tub is constructed with DuraPlus material for durability and includes Freeze Shield technology for cold weather protection.

Image: The Bestway Coleman Hawaii AirJet Inflatable Hot Tub in use, showcasing its key features such as the AirJet system, DuraPlus material, Freeze Shield technology, ChemConnect dispenser, and compatibility with the Bestway Smart Hub App.

Image: A complete view of the Bestway Coleman Hawaii AirJet Inflatable Hot Tub, including the EnergySense cover, spa seats, and pillows, ready for use.
2. Safety Guidelines
Adherence to these safety guidelines is crucial for safe operation and to prevent injury or damage to the product.
2.1 Important Electrical Safety Information
- The use of an extension cord or multi-plug adapter is strictly prohibited.
- Connect to a grounded 110-120 V AC, 60Hz, Single Phase 12A receptacle (corresponding voltage of hot tub).
- The grounded receptacle must be resistant to humidity and capable of high-power loading. If unsure of quality, consult an electrician before use.
- Regularly inspect the plug and socket for signs of damage. If signs of damage exist, do NOT plug back into the socket.
2.2 Installation Location
Outdoor setup should be on level ground that:
- Supports the weight of the hot tub, water, and users.
- Has adequate drainage to avoid property damage.
- Is within 12 ft. of a grounded receptacle (3-prong outlet).
2.3 Special Indoor Installation Requirements
If setting up indoors, please note:
- Humidity could cause property damage.
- Adequate ventilation around the area is required (consult an expert to confirm).

Image: A visual guide to electrical safety and installation location considerations, including warnings against extension cords and requirements for grounded receptacles and level ground.
3. Package Contents
Verify that all components are present before beginning assembly.
- Inflatable Hot Tub Liner
- Spa Pump/Heater Unit
- EnergySense Insulated Cover
- Filter Cartridge (Type VI)
- ChemConnect Dispenser
- Repair Patch
- High-Pressure Hand Pump
- Spa Seats (6 Pack)
- Padded Headrest Pillows (3 Pack)
4. Setup and Installation
The Bestway Coleman Hawaii AirJet Hot Tub is designed for easy setup with no tools required for basic assembly.
4.1 Site Preparation
Choose a suitable, level location as described in the Safety Guidelines. Ensure the area is clean and free of sharp objects.
4.2 Hot Tub Inflation
- Unfold the hot tub liner and spread it out in the chosen location.
- Connect the inflation hose from the spa pump to the hot tub's air valve.
- Turn on the pump's inflation function and inflate the hot tub until it is firm to the touch but not over-inflated.
- Disconnect the hose and securely close the air valve.
4.3 Pump Unit Connection
Connect the spa pump/heater unit to the hot tub liner following the instructions in the detailed manual. Ensure all connections are tight to prevent leaks.
4.4 Water Filling
Fill the hot tub with water using a garden hose until the water level is between the minimum and maximum fill lines indicated on the liner.
4.5 Accessory Attachment
Place the spa seats and attach the padded headrest pillows as desired for enhanced comfort.

Image: A detailed diagram illustrating the dimensions (71"L x 71"W x 28"H) and key specifications of the hot tub, including its 4-6 person capacity and 222-gallon water volume.

Image: A close-up of the SaluSpa spa seat, demonstrating its firm, contoured design for comfort and its adjustable height feature (3.15 - 4.72 inches) with weighted feet for stability.

Image: A close-up of the SaluSpa padded pillow, illustrating its ergonomic design for head and neck support, adjustable strap for secure placement, and comfortable sponge material with washable mesh fabric.
5. Operating Instructions
5.1 Control Panel
The digital control panel allows you to activate the heating system, AirJet system, and filter system. Refer to the detailed manual for specific button functions and settings, including the power-saving timer.
5.2 AirJet System
Activate the AirJet system via the control panel to release 140 bubbling jets from the sidewalls, providing a massage experience.
5.3 Heating System and Freeze Shield
The heating system can raise the water temperature up to 104°F (40°C). The integrated Freeze Shield technology automatically activates the heating function to protect the pump and liner from damage when ambient temperatures drop below a certain threshold.
5.4 EnergySense Cover
Utilize the EnergySense insulated cover when the hot tub is not in use. This cover helps to speed up heating time and significantly reduces heat loss, making the hot tub more energy-efficient.
5.5 Bestway Smart Hub App
Download the Bestway Smart Hub App to control the hot tub's temperature, timer, filter, and massage system remotely from your smartphone.

Image: An infographic highlighting key technologies such as Freeze Shield for cold weather protection, the 140-jet AirJet spa system, built-in cup holders, the ChemConnect dispenser, and the durable MaxHold fabric with internal beams.

Image: A visual representation of the EnergySense cover, emphasizing its energy efficiency, and the easy-to-reach digital control panel capable of heating water up to 104°F, along with capacity and volume details.

Image: A smartphone screen showing the Bestway Smart Hub App, illustrating its capability to control the hot tub's temperature, timer, filter, and massage system remotely.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your hot tub.
6.1 Water Treatment with ChemConnect
The ChemConnect dispenser is designed to dispense a stable level of chlorine evenly into the water. Fill the dispenser with appropriate chemical tablets and attach it to the hot tub. Always follow chemical manufacturer guidelines for dosage.
6.2 Filter Cartridge Care
The filter cartridge should be cleaned regularly (e.g., daily or every other day depending on usage) by rinsing it with a garden hose. Replace the filter cartridge every 1-2 weeks or when it remains dirty after cleaning.
6.3 Cleaning the Hot Tub
Periodically drain and clean the hot tub liner. Use a soft brush and mild, non-abrasive cleaner specifically designed for hot tubs. Rinse thoroughly before refilling.
7. Troubleshooting
For common issues, refer to the comprehensive troubleshooting section in the full product manual. If problems persist, contact Bestway customer support.
- No Power: Check electrical connections and ensure the GFCI plug is reset.
- Heating Issues: Verify filter cleanliness and water level. Ensure the cover is properly secured.
- AirJet System Not Working: Check for blockages in the air blower intake.
- Water Leaks: Inspect the liner for punctures and use the provided repair patch if necessary.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Bestway |
| Model Name | 90518E-BW |
| Product Dimensions | 71"L x 71"W x 28"H |
| Material | DuraPlus |
| Shape | Square |
| Number of Jets | 140 AirJets |
| Seating Capacity | 4-6 People |
| Water Capacity | 222 Gallons (840 Liters) |
| Max Heat Temperature | 104°F (40°C) |
| Power Source | Battery Powered (refer to pump unit for specific electrical requirements) |
| Assembly Required | Yes |
| UPC | 193802355673 |
| ASIN | B0CSRD7DBS |
9. Warranty and Support
For warranty information, claims, or technical support, please refer to the warranty card included with your product or visit the official Bestway website. Keep your proof of purchase for warranty validation.
Manufacturer: Bestway
Website: www.bestwaycorp.com





