Vemo V30-77-0139 A/C Expansion Valve - Front

Overview of Vemo A/C Expansion Valve V30-77-0139

The Vemo VEMO A/C Expansion Valve V30-77-0139 is designed for precise control of refrigerant flow in Mercedes-Benz HVAC systems. Engineered to meet the specifications of various Mercedes-Benz models, this valve ensures efficient air conditioning performance.

• Height: 40 mm
• Length: 85 mm
• Width: 43 mm
• Weight: 0.136 kg
• Compact packaging dimensions: 9.2 cm height, 9 cm depth, 4.9 cm width

VEMO Brand Line and Product Relevance

The VEMO brand line specializes in high-quality HVAC components, including A/C flow restrictors and expansion valves. This product line focuses on delivering reliable parts that maintain optimal climate control system performance. The V30-77-0139 expansion valve is part of this line, designed to provide consistent refrigerant metering for Mercedes-Benz vehicles.

Detailed Product Description

This A/C expansion valve regulates the flow of refrigerant into the evaporator, maintaining the correct pressure and temperature for efficient cooling. With dimensions of 85 mm in length, 40 mm in height, and 43 mm in width, it fits precisely within the HVAC system of compatible Mercedes-Benz models. Weighing 0.136 kg, the valve is compact yet robust, ensuring durability and reliable operation under varying conditions.

Compatible Mercedes-Benz Models

• GL320, GL350, GL450, GL550
• ML63 AMG, ML320, ML350, ML450, ML500, ML550
• R63 AMG, R320, R350

This part is specifically compatible with these Mercedes-Benz models, making it a suitable replacement for maintaining or restoring proper A/C system function.

Common Issues Addressed by the Vemo A/C Expansion Valve

• Inconsistent cabin cooling or insufficient air conditioning performance
• Refrigerant flow irregularities causing system inefficiency
• HVAC system pressure imbalances leading to compressor strain
• Intermittent cooling or fluctuating temperature output
• Replacement of faulty or worn expansion valves in Mercedes-Benz GL and ML series

Installation Notes and Tips

• Ensure system is fully evacuated and depressurized before removal
• Verify compatibility with your specific Mercedes-Benz model and year
• Handle the valve carefully to avoid damage to internal components
• Use proper tools and follow manufacturer torque specifications
• Check for leaks and system performance after installation

Quality Assurance and Warranty

Vemo products undergo strict quality control to meet OEM standards. The V30-77-0139 expansion valve is manufactured to provide reliable performance and durability. Warranty coverage details should be confirmed with the distributor or installer, ensuring peace of mind with your purchase.