
The Hitachi RB24EAP leaf blower is a powerful tool for cleaning off mowers and other equipment. However, one common issue with this model is deterioration of the fuel line over time, which can lead to splitting or cracking. This can cause fuel leaks, which are not only messy but also potentially dangerous. To fix this issue, you will need to replace the fuel line and ensure that it is properly attached to the fuel filter and the fuel tank. This process involves removing the old fuel line, installing the new fuel line with the fuel filter, and routing it through the grommet into the fuel tank. Additionally, you may need to replace the grommet if it becomes damaged or stretched during the process.
| Characteristics | Values |
|---|---|
| Brand | Hitachi |
| Model | RB24EAP |
| Part Number | 6698716 |
| Type | Fuel Line |
| Use | Connects to the fuel filter inside the fuel tank |
| Function | Delivers fuel to the carburetor by pumping the primer bulb |
| Installation | Use long needle-nosed pliers to reach into the fuel tank and remove the old fuel line with the filter attached |
| Route the new fuel line from the carb through the grommet into the tank | |
| Pull the end of the fuel line from the tank using pliers | |
| Install the fuel filter on the new line and secure it with a spring clamp | |
| Reinsert the fuel line into the fuel tank | |
| Route the new fuel pipe into its respective grommet in the fuel tank | |
| Attach one end of the fuel pipe to the primer bulb and the other end to the primer body | |
| Reattach the fuel tank to the trimmer | |
| Prime and start the string trimmer | |
| Maintenance | Perform preventive maintenance to keep the engine running smoothly |
| Common Issues | Stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank |
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$9.39
What You'll Learn
- The fuel line connects to the fuel filter inside the fuel tank
- Use a pair of long needle-nosed pliers to reach into the fuel tank and remove the fuel line
- Route the new fuel line from the carb through the grommet into the tank
- Install the fuel filter on the new line and secure it with a spring clamp
- Reinsert the fuel filter into the fuel tank and attach the other end to the primer body

The fuel line connects to the fuel filter inside the fuel tank
The fuel line is a crucial component of any Hitachi gas leaf blower, delivering fuel from the tank to the carburetor. Over time, the fuel line can deteriorate, becoming brittle and prone to cracking or splitting. This can lead to leaks and impact the performance of your equipment. Therefore, it is essential to inspect and replace the fuel line periodically to ensure the optimal functioning of your blower.
When attaching a new Hitachi fuel line to the fuel filter, you will need to access the fuel tank. This may involve removing the housing and unscrewing the carburetor block to reach the fuel lines. Once you have gained access to the fuel tank, you can carefully remove the old fuel line using needle-nose pliers or similar tools. Ensure you also remove the fuel filter and any associated components, such as the primer bulb or grommets, that need replacement.
After preparing the new fuel line, you will need to feed it into the fuel tank. This process may require some dexterity, as you will need to route the line through the appropriate grommet and ensure it reaches the bottom of the tank. Using pliers or similar tools can assist in guiding the fuel line into place. Once the new fuel line is in the tank, you can secure it with the spring clamp and attach the other end to the primer body or bulb.
It is important to note that the specific steps for attaching a new Hitachi fuel line to the fuel filter may vary slightly depending on your blower model. Always refer to the official manuals and diagrams for your specific Hitachi model to ensure accurate and safe installation. Additionally, remember to wear appropriate safety gear and work in a well-ventilated area when performing any maintenance or repairs involving fuel lines.
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Use a pair of long needle-nosed pliers to reach into the fuel tank and remove the fuel line
To get a new Hitachi fuel line attached to the fuel filter/blower, you will need to remove the old fuel line and filter. This can be done using a pair of long needle-nosed pliers. Here is a step-by-step guide on how to do this:
First, locate the fuel tank and identify the fuel line that needs to be removed. The fuel line is the tube that connects to the fuel filter inside the fuel tank and delivers the fuel to the carburetor. It is important to note that leaf blower fuel lines can deteriorate over time and become cracked or damaged, so handle the fuel line with care.
Next, use the needle-nosed pliers to reach into the fuel tank and grasp the fuel line securely. The pliers should have a long reach to access the fuel tank, and the needle-nose design allows for a precise grip on the fuel line. Apply gentle pressure as you grasp the fuel line to avoid any damage. Once you have a firm grip, slowly and carefully pull the fuel line out of the fuel tank.
At this point, you will also need to remove the fuel filter attached to the end of the fuel line. The fuel filter is located inside the fuel tank and may require some careful maneuvering to detach it from its housing. Again, use the needle-nosed pliers to carefully grasp and remove the fuel filter, being cautious not to drop it or cause any spills.
After removing the old fuel line and filter, it is important to dispose of them properly and safely. Place them in an appropriate container and follow local guidelines for disposing of hazardous waste.
By following these steps, you will have successfully removed the old Hitachi fuel line and fuel filter using a pair of long needle-nosed pliers. Remember to wear appropriate protective gear and work in a well-ventilated area when performing any fuel-related maintenance or repairs.
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Route the new fuel line from the carb through the grommet into the tank
To route the new fuel line from the carb through the grommet into the tank, follow these steps:
Firstly, ensure you have the correct replacement fuel line for your Hitachi machine. The fuel line connects to the fuel filter inside the fuel tank and delivers fuel to the carburetor by pumping the primer bulb. You can purchase a new fuel line from eReplacementParts.com or Amazon. It is recommended to switch to non-ethanol fuel or use an additive to prevent ethanol from drying out rubber lines and gaskets.
Once you have the new fuel line, you will need to remove the old fuel line. Detach the carburetor to access the fuel lines. Use a pair of long needle-nosed pliers to reach into the fuel tank and remove the old fuel line with the filter attached.
Now, you can install the new fuel line. Begin by installing the fuel filter on the new line and securing it with a spring clamp. Then, route the new fuel line from the carburetor through the grommet into the tank. Use the pliers to reach into the tank and pull the end of the fuel line out. Attach the other end of the fuel line to the primer body.
Finally, reattach the fuel tank to your Hitachi machine. You can then prime and start your machine.
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Install the fuel filter on the new line and secure it with a spring clamp
To install a new Hitachi fuel line and secure it with a spring clamp, you will first need to locate the fuel filter. The fuel filter is attached to the end of the fuel line inside the gas tank.
Next, disconnect the fuel lines. Loosen and disconnect the fuel lines connected to the fuel filter using the appropriate wrench or pliers. Be prepared for some fuel to spill out. Now, remove the old fuel filter. Unclamp or unbolt it from its mounting bracket and carefully take it out.
Then, install the new fuel filter. Place the new filter in the mounting bracket, ensuring the flow direction arrow aligns with the direction of fuel flow. The direction of fuel flow will always be toward the front of the vehicle. Secure the filter using the original clamp or bolt.
Finally, reconnect the fuel lines. Reattach the fuel lines to the new filter, ensuring they are tightly secured. You may need to apply thread sealant, depending on your vehicle.
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Reinsert the fuel filter into the fuel tank and attach the other end to the primer body
To reinsert the fuel filter into the fuel tank and attach the other end to the primer body, follow these steps:
Firstly, install the fuel filter on the new line and secure it with a spring clamp. Then, reinsert the fuel filter into the fuel tank. Make sure the fuel filter is connected to the end of the fuel line inside the fuel tank. Now, route the new fuel pipe into its respective grommet in the fuel tank. The fuel line should be threaded through the grommet.
Finally, attach the other end of the fuel pipe to the primer body. This is done by connecting the end of the fuel line to the primer bulb. You may need to reach into the fuel tank with a pair of long needle-nosed pliers to pull the end of the fuel line from the tank and attach it to the primer body.
After completing these steps, you can reattach the fuel tank to the trimmer, and then prime and start the string trimmer.
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Frequently asked questions
To replace the fuel line on your Hitachi RB24EAP leaf blower, you will need to purchase a replacement fuel line. You can then follow these steps:
- Remove the fuel tank.
- Use a pair of long needle-nosed pliers to reach into the fuel tank and remove the old fuel line.
- Route the new fuel line from the carburetor through the grommet into the tank.
- Pull the end of the new fuel line out of the tank using pliers.
- Install the fuel filter on the new line and secure it with a spring clamp.
- Reinsert the new fuel line into the fuel tank.
- Attach the other end of the new fuel line to the primer body.
- Reattach the fuel tank to the blower.
- Prime and start the blower.
There are several reasons why you might need to replace the fuel line on your Hitachi RB24EAP leaf blower. One common issue is that fuel lines can deteriorate over time, leading to cracks or splits. Other potential causes include a clogged carburetor, a damaged fuel tank cap, or a dirty air filter.
You can purchase a replacement fuel line for your Hitachi RB24EAP leaf blower from various online retailers, including Amazon and eReplacementParts.com. Additionally, you may be able to find replacement parts at Sears PartsDirect or Jack's Small Engines.
Yes, it is important to ensure that you have the correct part number for your specific model of the Hitachi RB24EAP leaf blower. Additionally, it is crucial to work in a well-ventilated area when handling fuel and to take appropriate safety measures to avoid any potential hazards. Refer to the official manuals and error code tables for more detailed instructions and safety guidelines.











































