Nissens 890637 A/C Compressor

Overview of Nissens A/C Compressor 890637 for Volkswagen Touareg

The Nissens A/C Compressor part number 890637 is designed specifically for Volkswagen Touareg models. This compressor is engineered to work with R134a refrigerant and comes pre-filled with PAG 46 oil, ensuring a streamlined installation process and reliable HVAC performance.

• Compatible refrigerant type: R134a
• Pre-filled with PAG 46 refrigerant oil
• Compressor type: 7SE17C
• First fit design for time-saving installation
• Compatible with Volkswagen Touareg models

Technical Details and Features

The Nissens 890637 A/C compressor features a 7SE17C compressor type, which is widely used in automotive HVAC systems for efficient cooling performance. It is pre-filled with PAG 46 oil, the recommended lubricant for R134a refrigerant systems, ensuring optimal lubrication and longevity of the compressor components. This unit is designed as a first fit, meaning it is ready to install without additional oil filling, reducing installation time and potential errors.

Application and Common Issues Addressed

This A/C compressor is compatible with Volkswagen Touareg vehicles and is intended to replace faulty or worn compressors in the HVAC system. It addresses several common air conditioning problems, including:

• Loss of cooling efficiency due to compressor failure
• Unusual noises from the compressor clutch or internal components
• Refrigerant leaks caused by compressor wear
• Inconsistent air conditioning performance
• Compressor clutch engagement issues

Installation Notes and Tips

When installing the Nissens 890637 A/C compressor, ensure the system is properly evacuated and flushed to remove contaminants. Since the compressor is pre-filled with PAG 46 oil, additional oil filling is generally not required. Verify compatibility with the Volkswagen Touareg model year and HVAC system specifications before installation. Proper torque specifications should be followed to avoid damage to mounting points.

Quality Assurance and Warranty

Nissens manufactures this A/C compressor to meet OEM standards for fit, form, and function. While specific warranty details are not provided here, Nissens products typically come with a limited warranty covering defects in materials and workmanship. It is recommended to consult the product documentation or supplier for exact warranty terms.