Four Seasons 55628 A/C Refrigerant Suction Hose

Four Seasons 55628 A/C Suction Hose Accumulator

Four Seasons 55628 is an accumulator with hose assembly for the suction side of the A/C system. It is built for R134a refrigerant applications and meets or exceeds OEM requirements for a direct-fit replacement on select 1988 Ford Cougar, 1988 Ford Thunderbird, and 1988 Mercury Cougar models.

Key Features

• Brand: Four Seasons Accumulator line
• Part number: 55628
• Refrigerant type: R134a
• Accumulator body length: 8.000 in. / 203.200 mm
• Accumulator body diameter: 3.500 in. / 88.900 mm
• Aluminum construction
• Female O-ring inlet, 5/8 in. inlet size
• Male springlock outlet, 5/8 in. outlet size
• Two switch ports, 0.250 in. diameter
• Suction-side hose assembly, without manifold, without muffler, without bracket
• Meets or exceeds OEM specifications

Product Details

The Four Seasons Accumulator 55628 is an A/C refrigerant suction hose assembly used on suction-side HVAC layouts that require an accumulator with hose routing. Its aluminum body and OE-style connection design support proper refrigerant flow and system serviceability in R134a-equipped vehicles. This part is listed for 1988 Ford Cougar, 1988 Ford Thunderbird, and 1988 Mercury Cougar applications, including accumulator and suction line with accumulator configurations.

This part cross-references Anchor 3632 and Suplex 06242 for the same application.

Common A/C Problems This Part May Address

• Damaged or leaking suction hose connections
• Cracked or corroded accumulator housing
• Improper refrigerant routing in the suction side of the system
• Failed O-ring sealing at the inlet connection
• Service issues related to worn switch-port fittings

Installation Notes and Tips

• Verify the vehicle uses R134a refrigerant and the listed suction-side accumulator layout before ordering.
• Inspect mating O-rings, springlock connections, and adjacent hoses before installation.
• Confirm the inlet and outlet styles match the original system: female O-ring inlet and male springlock outlet.
• Check switch-port requirements and transfer any applicable sensors or switches as needed.
• Evacuate and recharge the A/C system according to factory service procedures after installation.

Quality Assurance

Four Seasons positions the Accumulator line as an OE-style replacement range, and this part is specified to meet or exceed OEM requirements for the listed applications. Fits 1988 Ford Cougar, 1988 Ford Thunderbird, and 1988 Mercury Cougar, including accumulator and suction line with accumulator configurations.