Product Overview
The IMS 3.6 Gallon Natural Fuel Tank (Model 125512-N1) is designed as a replacement or upgrade for specific off-road motorcycles, particularly the LTR-450. This tank offers an increased fuel capacity of 3.6 gallons, extending riding range. Constructed from durable polyethylene (PE), its natural translucent finish allows for easy visual monitoring of fuel levels. This manual provides essential information for the proper installation, operation, and maintenance of your new fuel tank.
Figure 1: IMS 3.6 Gallon Natural Fuel Tank (Model 125512-N1) shown installed on different off-road motorcycles. The translucent material allows for easy fuel level inspection.
Setup and Installation
Proper installation is crucial for the safe and effective operation of your new fuel tank. If you are unsure about any step, it is recommended to seek professional assistance.
Safety Precautions:
- Ensure the motorcycle is cool and stable before beginning work.
- Work in a well-ventilated area, away from open flames or ignition sources.
- Wear appropriate personal protective equipment (PPE), including gloves and eye protection.
- Have a fire extinguisher readily available.
Tools Required:
- Socket set and wrenches (metric, typically 8mm, 10mm, 12mm)
- Screwdrivers (Phillips and flathead)
- Pliers
- Drain pan for fuel
- Shop rags
Installation Steps:
- Drain Existing Fuel: Carefully drain all fuel from the original tank into a suitable, approved container. Dispose of fuel responsibly.
- Remove Original Tank:
- Disconnect the fuel line from the carburetor/throttle body.
- Disconnect any vent lines or electrical connections (if present).
- Unbolt the tank from the frame. Note the location of all mounting hardware.
- Carefully lift and remove the old tank.
- Transfer Components: Transfer the fuel petcock, fuel cap, and any other necessary fittings or rubber grommets from the original tank to the new IMS tank. Ensure all seals are clean and properly seated. Replace worn seals if necessary.
- Install New Tank:
- Carefully position the new IMS tank onto the motorcycle frame, aligning mounting points.
- Secure the tank with the original mounting hardware. Do not overtighten.
- Reconnect the fuel line, vent lines, and any electrical connections. Ensure all clamps are secure.
- Leak Check:
- Add a small amount of fuel to the new tank.
- Inspect all connections for leaks. If leaks are detected, tighten connections or replace seals as needed.
- Once no leaks are present, fill the tank to the desired level.
Operating Instructions
The IMS fuel tank operates similarly to your original equipment tank, but its increased capacity requires awareness during refueling and riding.
Refueling:
- Always refuel in a well-ventilated area, away from ignition sources.
- Ensure the engine is off and cool.
- Remove the fuel cap slowly to release any pressure.
- Fill with the appropriate type of gasoline for your motorcycle. Do not overfill; leave space for fuel expansion.
- Securely replace the fuel cap.
General Use:
- The translucent material allows for quick visual checks of fuel levels, eliminating the need to open the cap frequently.
- Be mindful of the increased weight and altered center of gravity when the tank is full, especially during aggressive riding.
Maintenance
Regular maintenance will ensure the longevity and safe operation of your IMS fuel tank.
Cleaning:
- Clean the exterior of the tank with mild soap and water. Avoid harsh chemicals or abrasive cleaners that could damage the polyethylene.
- Rinse thoroughly and dry with a soft cloth.
Inspection:
- Periodically inspect the tank for cracks, punctures, or signs of wear.
- Check all fuel lines, vent lines, and connections for deterioration or leaks. Replace any compromised components immediately.
- Ensure the fuel cap seals properly and the petcock operates smoothly.
Storage:
- If storing the motorcycle for an extended period, it is advisable to drain the fuel tank or use a fuel stabilizer to prevent fuel degradation.
- Store the motorcycle in a cool, dry place away from direct sunlight and heat sources.
Troubleshooting
This section addresses common issues you might encounter with your fuel tank.
| Problem | Possible Cause | Solution |
|---|---|---|
| Fuel Leak | Loose connections, damaged fuel line, faulty petcock, cracked tank, worn seals. | Tighten all connections. Inspect and replace damaged fuel lines, petcock, or seals. If the tank is cracked, it must be replaced. |
| Fuel Flow Issues | Clogged fuel filter, kinked fuel line, faulty petcock, clogged tank vent. | Check and clean/replace fuel filter. Ensure fuel lines are not kinked. Inspect petcock for proper operation. Clear any obstructions in the tank vent line. |
| Fuel Cap Not Sealing | Damaged cap gasket, debris under cap. | Inspect and clean the fuel cap and gasket. Replace gasket if damaged. |
Specifications
| Attribute | Detail |
|---|---|
| Model Number | 125512-N1 |
| Capacity | 3.6 Gallons |
| Fuel Type | Gasoline |
| Material | Polyethylene (PE) |
| Item Weight | 6 pounds (approx.) |
| Product Dimensions (L x W x H) | 18 x 13 x 12 inches (approx.) |
| Manufacturer | IMS |
| Vehicle Service Type | Off Road Motorcycle |
Warranty and Support
Specific warranty terms for the IMS 3.6 Gallon Natural Fuel Tank (Model 125512-N1) are provided by the manufacturer, IMS. Please refer to the warranty documentation included with your purchase or visit the official IMS website for detailed information regarding coverage, duration, and claims procedures.
For technical support, installation queries, or assistance with product-related issues, please contact IMS customer service directly. Contact information can typically be found on the manufacturer's website or on the product packaging.
Note: Always retain your proof of purchase for warranty claims.