Lisle Electrical Connector Pliers - LS37990
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Product Information
Full details
This guide is for automotive technicians and DIYers who need to safely and efficiently disconnect electrical connectors on cars, trucks, and heavy-duty vehicles. The key benefit is the tool's ability to grip and remove stubborn connectors in tight spaces, preventing damage to both the connector and wiring. A potential caveat is its specialized nature, which may not be needed for all electrical work.
All features
| Model Part Number | LS37990 |
|---|---|
| Brand | Lisle |
Extended Product Information
FAQs
What types of connectors can this tool remove?
It is designed to remove many common single and double automotive-style electrical connectors, particularly those with a standard tab or locking mechanism that requires pulling.
Is this tool suitable for installing connectors?
While it can help seat some connectors, its primary design and effectiveness are for removal. For installation, manual pressure or specific terminal tools are generally recommended.
How do I clean the pliers?
Wipe them clean with a dry or slightly damp cloth after each use. Avoid using harsh chemicals that could damage the grips or metal.
What is the length of the tool?
The tool is 8 inches long.
What material is the tool made from?
It is made from forged carbon steel for strength and durability.
Can this tool be used on heavy-duty trucks?
Yes, it is suitable for connectors found on many heavy-duty vehicles in addition to cars and trucks.
Will the narrow tips damage the connector?
The narrow tips are designed to grip the connector body securely. However, like any tool, applying excessive force or incorrect technique can potentially damage plastic components. Use steady, controlled pressure.
Troubleshooting
Connector is stuck and won't release
Ensure you are gripping the connector body firmly with the narrow tips. Verify that you are pulling in the correct direction (usually straight back) and that no secondary locking tabs are engaged. Apply steady, even pressure.
Tool feels loose or lacks grip
Check the pivot point for debris or damage. Ensure the spring mechanism is functioning correctly. If the knurling on the tips appears worn, the tool may need replacement for optimal grip.
Difficulty operating with one hand
Confirm the spring is properly seated and the pivot is clean and lubricated. Ensure the dual material grips are providing adequate friction.
Pros and Cons
Pros
- Effectively removes difficult single and double connectors.
- Narrow tips with knurling provide excellent grip in tight areas.
- Durable forged carbon steel construction ensures longevity.
- Spring-loaded handle allows for convenient one-handed operation.
- Comfortable dual material grips reduce user fatigue.
Cons
- May not be suitable for all types of electrical connectors (e.g., very large or uniquely shaped ones).
- The 8-inch length might be too short for some deeply recessed connectors.
- Requires a firm grip and careful manipulation to avoid damaging connector housings.
- Primarily designed for removal, not installation or manipulation of wires within connectors.
Setup, Compatibility & Care
Setup: No setup is required. The tool is ready for immediate use out of the package.
Compatibility: Designed for a wide range of common single and double electrical connectors found on most automotive, truck, and heavy-duty vehicle applications. It is particularly effective on connectors with a tab or locking mechanism that requires pulling force to release.
Care: To maintain performance and longevity:
- Clean After Use: Wipe down the tool after each use with a clean, dry cloth to remove dirt, grease, or debris.
- Inspect Regularly: Periodically check the tips for any signs of damage or excessive wear.
- Lubrication: Apply a light machine oil to the pivot point occasionally to ensure smooth spring action and handle movement.
- Storage: Store in a dry location, preferably in a tool roll or drawer, to prevent corrosion and protect the tips.