
Bard 5651-163 Expansion Valve
The Bard 5651-163 Thermostatic Expansion Valve is a critical metering device designed for precise refrigerant flow control in R-22 HVAC systems. Engineered for 3/8" x 3/8" ODF solder connections, this TXV valve maintains the ideal superheat across the evaporator coil, preventing liquid slugging and ensuring optimal compressor longevity. This OEM Bard replacement part is built to withstand the rigorous duty cycles of wall-mount units and light commercial equipment. By modulating the mass flow of R22 refrigerant based on heat load, the 5651-163 expansion valve maximizes heat transfer efficiency and stabilizes system pressures. Technicians should verify equalizer line requirements and ensure proper sensing bulb placement on the suction header for accurate thermal response. This valve is essential for restoring factory-spec performance in aging Bard HVAC units where head pressure fluctuations or erratic cooling are present due to metering failure.
Key Benefits for Technicians:- Precise Superheat Control: Automatically adjusts refrigerant flow to maintain efficiency under varying thermal loads.
- OEM Compatibility: Exact Bard 5651-163 specifications ensure a direct fit for seamless field installation.
- Durable Construction: Engineered for high-pressure R-22 applications and long-term mechanical reliability.
- Optimized Evaporator Feed: Prevents evaporator floodback and protects the compressor from liquid carryover.
What are the connection sizes for the Bard 5651-163?
This valve features 3/8" x 3/8" ODF sweat connections for secure brazing into the liquid line and evaporator inlet.
Is this TXV compatible with R-410A systems?
No, the Bard 5651-163 is specifically calibrated for the pressure-temperature characteristics of R-22 refrigerant.
Does this valve include the sensing bulb and capillary tube?
Yes, the 5651-163 TXV includes the integrated thermal sensing bulb required for monitoring suction line temperature.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Bard 5651-163 Expansion Valve
The Bard 5651-163 Thermostatic Expansion Valve is a critical metering device designed for precise refrigerant flow control in R-22 HVAC systems. Engineered for 3/8" x 3/8" ODF solder connections, this TXV valve maintains the ideal superheat across the evaporator coil, preventing liquid slugging and ensuring optimal compressor longevity. This OEM Bard replacement part is built to withstand the rigorous duty cycles of wall-mount units and light commercial equipment. By modulating the mass flow of R22 refrigerant based on heat load, the 5651-163 expansion valve maximizes heat transfer efficiency and stabilizes system pressures. Technicians should verify equalizer line requirements and ensure proper sensing bulb placement on the suction header for accurate thermal response. This valve is essential for restoring factory-spec performance in aging Bard HVAC units where head pressure fluctuations or erratic cooling are present due to metering failure.
Key Benefits for Technicians:- Precise Superheat Control: Automatically adjusts refrigerant flow to maintain efficiency under varying thermal loads.
- OEM Compatibility: Exact Bard 5651-163 specifications ensure a direct fit for seamless field installation.
- Durable Construction: Engineered for high-pressure R-22 applications and long-term mechanical reliability.
- Optimized Evaporator Feed: Prevents evaporator floodback and protects the compressor from liquid carryover.
What are the connection sizes for the Bard 5651-163?
This valve features 3/8" x 3/8" ODF sweat connections for secure brazing into the liquid line and evaporator inlet.
Is this TXV compatible with R-410A systems?
No, the Bard 5651-163 is specifically calibrated for the pressure-temperature characteristics of R-22 refrigerant.
Does this valve include the sensing bulb and capillary tube?
Yes, the 5651-163 TXV includes the integrated thermal sensing bulb required for monitoring suction line temperature.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Product Information
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Description
The Bard 5651-163 Thermostatic Expansion Valve is a critical metering device designed for precise refrigerant flow control in R-22 HVAC systems. Engineered for 3/8" x 3/8" ODF solder connections, this TXV valve maintains the ideal superheat across the evaporator coil, preventing liquid slugging and ensuring optimal compressor longevity. This OEM Bard replacement part is built to withstand the rigorous duty cycles of wall-mount units and light commercial equipment. By modulating the mass flow of R22 refrigerant based on heat load, the 5651-163 expansion valve maximizes heat transfer efficiency and stabilizes system pressures. Technicians should verify equalizer line requirements and ensure proper sensing bulb placement on the suction header for accurate thermal response. This valve is essential for restoring factory-spec performance in aging Bard HVAC units where head pressure fluctuations or erratic cooling are present due to metering failure.
Key Benefits for Technicians:- Precise Superheat Control: Automatically adjusts refrigerant flow to maintain efficiency under varying thermal loads.
- OEM Compatibility: Exact Bard 5651-163 specifications ensure a direct fit for seamless field installation.
- Durable Construction: Engineered for high-pressure R-22 applications and long-term mechanical reliability.
- Optimized Evaporator Feed: Prevents evaporator floodback and protects the compressor from liquid carryover.
What are the connection sizes for the Bard 5651-163?
This valve features 3/8" x 3/8" ODF sweat connections for secure brazing into the liquid line and evaporator inlet.
Is this TXV compatible with R-410A systems?
No, the Bard 5651-163 is specifically calibrated for the pressure-temperature characteristics of R-22 refrigerant.
Does this valve include the sensing bulb and capillary tube?
Yes, the 5651-163 TXV includes the integrated thermal sensing bulb required for monitoring suction line temperature.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












