Four Seasons 78588 A/C Compressor

Overview of Four Seasons New Compressor 78588

The Four Seasons New Compressor 78588 is designed for reliable air conditioning performance in select Ford, Lincoln, and Mercury vehicles. This scroll-type A/C compressor is engineered to work with R134a refrigerant and includes essential components for efficient HVAC operation.

• Compatible with R134a refrigerant and PAG 46 oil
• Includes oil pre-filled for immediate installation
• Scroll compressor type with 12V coil voltage
• 6-groove serpentine pulley with 3.9375 inch diameter
• Includes clutch assembly with 3.9375 inch maximum diameter
• Pin-type electrical terminal and tangent mount design
• O-ring sealed discharge and suction ports with included green O-rings
• Compatible with multiple Ford, Lincoln, and Mercury models

Four Seasons New Compressor Product Line Details

The Four Seasons New Compressor line offers brand-new, factory-quality A/C compressors designed to meet or exceed OEM specifications. This product line focuses on providing complete compressor assemblies, including clutch and oil, to simplify replacement and ensure proper system function. The 78588 model exemplifies this approach by delivering a ready-to-install unit compatible with various Ford and Lincoln vehicles.

Detailed Product Description

The Four Seasons 78588 A/C compressor features a scroll design, which provides smooth and efficient compression for automotive air conditioning systems. It is pre-filled with PAG 46 oil, compatible with R134a refrigerant, ensuring proper lubrication and system longevity. The compressor includes a clutch assembly with a 3.9375 inch maximum diameter and a 6-groove serpentine pulley, designed for reliable belt engagement and power transfer. The coil is positioned at 12 o'clock with a 12V rating, and the unit uses a pin-type terminal for electrical connection. Both the suction and discharge ports are sealed with O-rings, including two green O-rings (part number 24632) for secure sealing. The tangent mount style and 2-inch distance from clutch to mounting flange facilitate proper fitment in compatible vehicles.

Compatible Vehicles and Applications

• Ford Aviator, Crown Victoria, E-150, E-250, E-350, Expedition, Explorer, Marauder, Mountaineer, Navigator
• Lincoln Town Car, Navigator, Aviator, Mark LT
• Mercury Grand Marquis, Mountaineer, Marauder

This compressor is designed to replace factory units in these models, restoring A/C system performance and reliability.

Common Issues Addressed by This Compressor

• Loss of cooling due to compressor failure
• Clutch slippage or failure affecting A/C engagement
• Refrigerant leaks from worn seals or ports
• Noise or vibration caused by compressor wear
• Inadequate lubrication leading to premature compressor damage

Installation Notes and Tips

Installation requires removal of the old compressor and proper evacuation of the A/C system. The Four Seasons 78588 compressor comes pre-filled with PAG 46 oil, but verify oil levels during installation. Use the included green O-rings (part number 24632) to ensure proper sealing of suction and discharge ports. Note that mounting hardware is not included and must be reused or sourced separately. Confirm electrical connections match the pin-type terminal and ensure the serpentine belt is properly routed over the 6-groove pulley. Professional installation is recommended to maintain system integrity and performance.

Quality Assurance and Warranty

Four Seasons New Compressor 78588 units are new, not remanufactured, and built to meet OEM standards. The product includes a clutch and is pre-filled with compatible oil to reduce installation time and potential errors. While specific warranty details are not provided here, Four Seasons typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.