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OnBuy.com£61.43Visit shop (81490 R134a Valve Core Remover Installer, 6.8 Inch (For Standard 5Mm Valve Cores Only) Yellow/Gold 700376814903
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This Mastercool 81490 R134a Valve Core Remover Installer is for automotive technicians servicing R134a systems. Its key benefit is allowing valve core removal and replacement without system evacuation, saving time and refrigerant. A caveat is that it does not fit all R134a vehicles, specifically some Ford, GM, and Chrysler models with non-standard cores. This tool features a built-in shutoff valve, a durable brass body with hardened steel shafts, and an ergonomic steel handle with a rubber grip, making it suitable for both mobile and shop environments.
| Model Part Number | 81490 |
|---|---|
| Brand | Mastercool |
This Mastercool 81490 tool is specifically designed for R134a refrigerant systems.
No, this tool is exclusively designed for R134a systems and standard 5mm valve cores. It is not compatible with other refrigerant types.
It works on most R134a vehicles with standard 5mm valve cores. However, some Ford, GM, and Chrysler models use oversized or non-standard valve cores, for which this tool may not be compatible.
The primary advantage is its built-in shutoff valve, which allows technicians to remove and replace valve cores without evacuating the system, saving time and refrigerant.
Clean the exterior with a dry or slightly damp cloth after use. Store in a dry place. Inspect and replace O-rings and seals as needed to ensure proper function.
This tool is designed to fit both high (16mm) and low (13mm) R134a service ports.
First, ensure the shutoff valve is fully closed. Inspect the tool for damaged O-rings or seals and replace them if necessary. Make sure the tool is securely attached to the service port.
Verify you are using the correct tool for R134a systems and that the vehicle has standard 5mm valve cores. Ensure the tool is fully seated on the service port before attempting to operate the removal mechanism.
Ensure the built-in shutoff valve is fully closed before removing the valve core. Check for worn O-rings or seals on the tool and replace if necessary. Confirm the tool is properly attached to the service port.
Ensure the shutoff valve is open when attempting to remove or install. Lubricating the valve core slightly may help. If the core is seized, avoid excessive force that could damage the tool or the system.
Confirm you are using the correct size adapter for the service port (13mm or 16mm). If the vehicle uses non-standard valve cores (common in some Ford, GM, Chrysler models), this tool may not be compatible.
Setup: The Mastercool 81490 requires no complex setup. Ensure the tool is securely attached to the service port and the shutoff valve is closed before attempting to remove or install the valve core.
Compatibility: This tool is designed for R134a systems with standard 5mm valve cores. It fits both 13mm (low side) and 16mm (high side) service ports. Important Note: It may not be compatible with certain Ford, GM, or Chrysler vehicles that use oversized or non-standard valve cores.
Care: After each use, clean the exterior of the tool with a dry or slightly damp cloth. Store in a clean, dry place to prevent corrosion. Periodically check the O-rings and seals for wear and replace if necessary to maintain a proper seal. Avoid exposing the tool to excessive moisture or corrosive chemicals.
