Introduction
This manual provides essential information for the safe and effective installation, operation, and maintenance of the Generic Carburetor Replacement Part 308054123. This carburetor is designed as a direct replacement for Ryobi RYi2300BT and RYi2300BTA generator models. Please read these instructions thoroughly before attempting any installation or maintenance.
Safety Information
WARNING: Failure to follow these safety instructions may result in serious injury or property damage.
- Always disconnect the spark plug wire and turn off the fuel supply before working on the engine to prevent accidental starting.
- Work in a well-ventilated area to avoid inhaling fuel fumes.
- Wear appropriate personal protective equipment, including safety glasses and gloves.
- Handle fuel with extreme care. Fuel is highly flammable.
- Ensure all connections are secure and free of leaks after installation.
- If you are unsure about any step, consult a qualified technician.
Package Contents
Verify that all components are present and undamaged before proceeding with installation.
- 1 x Generic Carburetor Replacement Part 308054123
- Associated fuel lines/hoses (as pictured)

Image: Front view of the Generic Carburetor Replacement Part 308054123, showing the main body, throttle stepper, and clear fuel lines.
Setup and Installation
This section outlines the general steps for replacing the carburetor. Specific procedures may vary slightly depending on your Ryobi generator model. Refer to your generator's service manual for detailed instructions.
- Preparation: Ensure the engine is cool. Disconnect the spark plug wire. Turn off the fuel valve and drain any fuel from the fuel tank and fuel lines.
- Access the Carburetor: Remove any air filter housing, shrouds, or other components that obstruct access to the existing carburetor.
- Disconnect Components: Carefully disconnect the fuel lines, throttle linkage, and choke linkage from the old carburetor. Note their positions for reassembly.
- Remove Old Carburetor: Unbolt the old carburetor from the engine intake manifold. Be mindful of any gaskets between the carburetor and the engine.
- Install New Carburetor:Position the new Generic Carburetor Replacement Part 308054123 with new gaskets (if required, not included) onto the intake manifold. Secure it with the mounting bolts, tightening them evenly.

Image: Side view of the carburetor, showing the fuel inlet and mounting points.
- Reconnect Linkages: Reattach the throttle and choke linkages to the new carburetor. Ensure they move freely and operate correctly.
- Reconnect Fuel Lines: Connect the fuel lines to the appropriate inlets and outlets on the carburetor. Use clamps to secure the hoses and prevent leaks.

Image: Rear view of the carburetor, highlighting the throttle plate and fuel connections.
- Reassemble: Reinstall any removed shrouds, air filter housing, or other components.
- Final Checks: Reconnect the spark plug wire. Open the fuel valve. Check for any fuel leaks.
Operating Instructions (After Installation)
After successful installation, follow your generator's standard starting procedure. The new carburetor should provide proper fuel-air mixture for optimal engine performance.
- Ensure the fuel tank contains fresh, clean fuel.
- Set the choke lever to the appropriate starting position (usually "Choke" or "Start").
- Pull the recoil starter handle or engage the electric start until the engine fires.
- Once the engine starts, gradually move the choke lever to the "Run" position.
- Allow the engine to warm up for a few minutes before applying load.
Maintenance
Proper maintenance extends the life of your carburetor and ensures reliable engine performance.
- Fuel Quality: Always use fresh, clean, unleaded gasoline. Stale or contaminated fuel is a primary cause of carburetor issues. Consider using a fuel stabilizer if the generator will be stored for extended periods.
- Fuel Filter: Regularly inspect and replace the fuel filter (if equipped) to prevent debris from reaching the carburetor.
- Cleaning: If the engine experiences performance issues, the carburetor may require cleaning. This typically involves disassembling the carburetor, cleaning jets and passages with carburetor cleaner, and replacing gaskets. This procedure should only be performed by individuals with mechanical experience.
- Storage: Before long-term storage, run the engine until it runs out of fuel, or drain the fuel system to prevent fuel degradation and gumming in the carburetor.
Troubleshooting
This section addresses common issues that may arise with carburetor operation. Always refer to your generator's specific troubleshooting guide for comprehensive solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Engine will not start | No fuel, clogged fuel filter, clogged carburetor jet, incorrect choke setting. | Check fuel level, replace fuel filter, clean carburetor, adjust choke. |
| Engine runs rough or stalls | Dirty carburetor, stale fuel, air leak around carburetor, incorrect idle adjustment. | Clean carburetor, use fresh fuel, check gaskets/tightness, adjust idle screw. |
| Fuel leaks from carburetor | Loose fuel line connection, damaged float bowl gasket, stuck float. | Tighten connections, replace gasket, clean/inspect float assembly. |

Image: Bottom view of the carburetor, showing the float bowl and drain screw.
Specifications
- Part Number: 308054123
- Manufacturer Part Number: part2495977
- Compatibility: Ryobi RYi2300BT, Ryobi RYi2300BTA (and potentially other compatible models)
- Type: Carburetor with Throttle Stepper
- Brand: Generic
Warranty and Support
For warranty information and technical support, please refer to the original seller or the manufacturer of the Generic Carburetor Replacement Part. Keep your purchase receipt as proof of purchase.
For specific generator-related issues not directly related to the carburetor, consult your Ryobi generator's official user manual or contact Ryobi customer support.







