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Four Seasons 39347 A/C Expansion Valve
| Brand | Four Seasons 39347 |
|---|---|
| Color | Aluminum |
| Description | Expansion Valves |
| Liquid Inlet Fitting Gender | Female |
| Liquid Inlet Fitting Thread Diameter | No. 6 |
| Liquid Inlet Size IN | 0.35 |
| Liquid Inlet Size MM | 9 |
| Liquid Inlet Style | FIO |
| Liquid Inlet Thread Type | Not Threaded |
| Liquid Inlet Type | Insert O-Ring |
| Liquid Outlet Fitting Gender | Female |
| Liquid Outlet Fitting Thread Diameter | No. 10 |
| Liquid Outlet Style | FIO |
| Liquid Outlet Thread Type | Not Threaded |
| Liquid Outlet Type | Insert O-Ring |
| Lqd Out Size IN | 0.650 |
| Lqd Out Size MM | 16.5 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hole Quantity | 2 |
| O-Ring A Number/Desc | [24610] / Green O-Ring |
| O-Ring B Number/Desc | [24616] / Green O-Ring |
| Refrigerant Type | R134A |
| Style | w/o Solenoid |
| Suc In Size IN | 0.650 |
| Suc In Size MM | 16.5 |
| Suc Out Size IN | 0.65 |
| Suc Out Size MM | 16.5 |
| Suction Inlet Fitting Gender | Female |
| Suction Inlet Fitting Thread Diameter | No. 10 |
| Suction Inlet Style | FIO |
| Suction Inlet Thread Type | Not Threaded |
| Suction Inlet Type | Insert O-Ring |
| Suction Outlet Fitting Gender | Female |
| Suction Outlet Fitting Thread Diameter | No. 10 |
| Suction Outlet Style | FIO |
| Suction Outlet Thread Type | Not Threaded |
| Suction Outlet Type | Insert O-Ring |
| Super Heat | 8.500 |
| Switch Included? | Not Included |
| Tonnage | 1.000 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Mazda · 8 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for a confident fit and function.
Aluminum construction. Lightweight material helps support reliable A/C flow control.
Block type design. Built as an expansion valve for precise refrigerant metering.
Cross-references Four Seasons 39347, Global Parts Distributors LLC 3411570 and UAC EX529484C for the same application. See all 16.
Four Seasons 39347 Expansion Valve Overview
The Four Seasons 39347 expansion valve is a block-type A/C flow restrictor built for R134A systems. It is an aluminum replacement part that meets or exceeds OEM requirements and is listed for 2010-2013 Mazda 3 and Mazda 3 Sport applications.
For Mazda 3 and Mazda 3 Sport owners servicing the air conditioning system, this Four Seasons expansion valve helps restore proper refrigerant metering at the evaporator. The 39347 part number is also referenced under several interchange numbers for the same application.
Key Features
- Four Seasons Expansion Valve, part number 39347
- Block-type A/C expansion valve for R134A refrigerant systems
- Aluminum construction with aluminum finish
- Female FIO insert O-ring inlet and outlet connections
- Meets or exceeds OEM specifications
- Designed without a solenoid
- Super heat setting: 8.5
- Fits 2010-2013 Mazda 3 and 2010-2013 Mazda 3 Sport
Product Details
This Four Seasons Expansion Valve line is focused on OE-style HVAC service parts for refrigerant flow control. Part number 39347 uses a block-type design with female insert O-ring fittings, aluminum construction, and R134A compatibility. It is specified for Mazda 3 and Mazda 3 Sport models from 2010 through 2013, making it a direct-match option for common A/C repair work on those vehicles.
This part cross-references UAC EX529484C and Global Parts Distributors LLC 3411570 for the same application.
Common A/C Problems It Can Address
- Incorrect refrigerant metering at the evaporator
- Weak or inconsistent cabin cooling
- A/C performance issues after compressor or evaporator service
- Restriction-related pressure imbalance in the HVAC circuit
- Expansion valve wear or contamination in R134A systems
Installation Notes and Tips
Verify the vehicle uses the listed R134A block-type expansion valve configuration before installation. Confirm the inlet and outlet fitting style, thread diameter references, and mounting hole layout against the original part on the Mazda 3 or Mazda 3 Sport. Replace the O-rings with the correct refrigerant-system seals during service and evacuate the system before recharging.
Quality Assurance
Four Seasons lists this expansion valve as meeting or exceeding OEM requirements. The 39347 part number is built for service replacement use in the specified Mazda 3 and Mazda 3 Sport model years.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2013 | Mazda | 3 | N/A | Expansion Valve |
| 2013 | Mazda | 3 Sport | N/A | Expansion Valve |
| 2012 | Mazda | 3 | N/A | Expansion Valve |
| 2012 | Mazda | 3 Sport | N/A | Expansion Valve |
| 2011 | Mazda | 3 | N/A | Expansion Valve |
| 2011 | Mazda | 3 Sport | N/A | Expansion Valve |
| 2010 | Mazda | 3 | N/A | Expansion Valve |
| 2010 | Mazda | 3 Sport | N/A | Expansion Valve |
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