1. Introduction
This manual provides essential information for the safe and effective use of your Aqua Joe SJI-OMS20 Jumbo Oscillating Sprinkler. Designed for efficient and precise watering, this sprinkler features a durable metal base, adjustable spray patterns, and extensive coverage for various lawn and garden sizes. Please read these instructions thoroughly before initial use and retain for future reference.
2. Safety Information
Observe the following safety guidelines to prevent injury or damage:
- Always use caution near electrical outlets or equipment.
- Ensure the garden hose is not tangled or kinked before and during operation to maintain proper water flow and prevent tripping hazards.
- Do not leave the sprinkler unattended for extended periods, especially in areas with high water pressure, to prevent overwatering or potential damage.
- Store the sprinkler indoors during freezing temperatures to prevent damage from ice expansion.
3. Product Overview
The Aqua Joe SJI-OMS20 is an oscillating sprinkler engineered for reliable performance and broad coverage. Key features include:
- 20 Clog-Resistant Nozzles: Designed for consistent and even water distribution.
- Adjustable Spray Patterns: Customize coverage range and width to suit specific watering needs.
- Extensive Coverage: Waters areas up to 4,400 square feet, with a spray distance of up to 70 feet and a spray width of up to 63 feet.
- Durable Metal Base: Provides stability and resistance to bending or breaking.
- Sealed Turbo-Driven Motor: Ensures consistent and dependable oscillation.
- Integrated Clean-Out Tool: Conveniently clears debris from nozzles.



4. Setup Instructions
Follow these steps to set up your oscillating sprinkler:
- Unpack: Carefully remove the sprinkler from its packaging.
- Position: Place the sprinkler on a level surface in the area you intend to water. Ensure the base is stable.
- Connect Hose: Attach a standard garden hose to the sprinkler's inlet connection. Hand-tighten the connection to ensure it is secure and leak-free.
- Water Supply: Slowly turn on the water supply to the hose.

5. Operating Instructions
The Aqua Joe SJI-OMS20 allows for precise control over your watering area:
- Adjust Spray Range: Use the blue sliding tabs located on the sprinkler head to define the desired watering range. Move the tabs inward to shorten the spray arc or outward to extend it.
- Adjust Spray Width: The sprinkler's design provides a consistent spray width. For optimal coverage, ensure the sprinkler is centrally located within the area to be watered.
- Monitor Coverage: Observe the water pattern to ensure it covers the intended area without excessive runoff or dry spots. Adjust the tabs as needed.


6. Maintenance
Regular maintenance ensures optimal performance and longevity of your sprinkler:
- Nozzle Cleaning: The sprinkler includes a built-in clean-out tool. If any nozzles become clogged with debris, insert the tool into each affected nozzle to clear the obstruction.
- General Cleaning: After each use, rinse the sprinkler with clean water to remove dirt, grass clippings, or mineral deposits.
- Storage: During the off-season or when not in use for extended periods, drain all water from the sprinkler and store it in a dry, protected area away from direct sunlight and freezing temperatures.

7. Troubleshooting
If you encounter issues with your sprinkler, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Uneven spray or reduced coverage | Clogged nozzles; Low water pressure | Use the built-in clean-out tool to clear nozzles. Ensure adequate water pressure from the source. |
| Water leaks at hose connection | Loose connection; Missing or damaged washer | Tighten the hose connection. Check for and replace any missing or damaged rubber washers. |
| Sprinkler not oscillating | Insufficient water pressure; Obstruction in mechanism | Verify water pressure meets minimum requirements. Check for any visible obstructions in the oscillating mechanism. |
8. Specifications
Detailed technical specifications for the Aqua Joe SJI-OMS20 Jumbo Oscillating Sprinkler:
| Specification | Detail |
|---|---|
| Brand | Aqua Joe |
| Model | SJI-OMS20 |
| Material | Metal |
| Style | Oscillating |
| Maximum Coverage | Up to 4,400 sq. ft. |
| Spray Distance | Up to 70 ft. |
| Spray Width | Up to 63 ft. |
| Number of Nozzles | 20 |
| Dimensions (L x W x H) | 18 x 6.91 x 3.1 inches |
| Item Weight | 1.8 pounds |
| Maximum Pressure | 120 PSI |
| Maximum Flow Rate | 15 GPM |
| UPC | 842470112933 |

9. Warranty and Customer Support
Aqua Joe products are designed for quality and performance. For warranty information, product registration, or customer support, please refer to the official Aqua Joe website or contact their customer service department. The brand is dedicated to providing effective tools and support, embodying the principle to "Go with Joe" for your outdoor needs.





