Four Seasons 33111 A/C Accumulator

Four Seasons 33111 A/C Accumulator Overview

Four Seasons 33111 is an aluminum A/C accumulator built as a complete unit for HVAC service on select Volvo applications. It is specified with female O-ring inlet and male insert O-ring outlet connections, plus a switch port for system integration where equipped.

Compatible with 1993 Volvo 940 and 1994 Volvo 940, To VIN No. 175230, this Four Seasons accumulator supports proper refrigerant management in the air conditioning system. The Four Seasons Accumulator line focuses on direct-fit replacement components for service work that requires OE-style dimensions and connection points.

Key Features

• Part number 33111 A/C accumulator for HVAC service
• Aluminum body construction
• Complete unit style
• Female O-ring inlet and male insert O-ring outlet
• Switch port included; no service port
• Meets or exceeds OEM requirements
• Direct-fit dimensions: 3.500 in. body diameter and 9.000 in. body length
• Includes OE-style green O-rings for sealing points

Detailed Product Description

The Four Seasons 33111 accumulator is a replacement A/C accumulator for vehicles using a 3/4 in. inlet and outlet with M27x2.000 thread sizing. It measures 88.900 mm in diameter and 228.600 mm in length, and uses aluminum construction for service durability. This unit is configured with a switch port, making it suitable for systems that require that connection point during HVAC repair or replacement.

For Volvo 940 service, this part number 33111 provides a direct replacement option for 1993 Volvo 940 and 1994 Volvo 940, To VIN No. 175230. If you are searching for a Volvo 940 A/C accumulator, Volvo 940 accumulator replacement, or Four Seasons 33111 HVAC part, this unit matches the listed fitment and connection style.

This part cross-references UAC RD8820C for the same application.

Common Problems This Part Addresses

• Moisture control issues in the A/C system after accumulator failure
• Refrigerant flow restriction caused by a damaged or contaminated accumulator
• Leaking O-ring sealing surfaces at the accumulator connections
• Improper switch-port function on systems that use a connected switch
• HVAC service needs on 1993-1994 Volvo 940 models

Installation Notes and Tips

Verify inlet and outlet thread sizes, O-ring sealing surfaces, and switch-port configuration before installation. Replace worn seals, evacuate the system, and recharge the A/C system according to the vehicle service procedure after the accumulator is installed. Confirm fitment for 1994 Volvo 940, To VIN No. 175230, before ordering.

Quality Assurance

Four Seasons lists this accumulator as meeting or exceeding OEM requirements. The part is built to the specified dimensions and connection types for the listed Volvo applications, supporting a proper service replacement for the A/C system.