|
The Bard 1806-0667 Sub-Cooler Loop is an OEM refrigerant circuit component used in select Bard wall-mount air conditioners and heat pumps to help stabilize liquid refrigerant conditions leaving the condenser, supporting proper metering performance and consistent cooling, especially under higher ambient loads. If you are correcting efficiency complaints, uneven cooling, or addressing a sealed-system repair where the original loop is damaged or leaking, replacing with Bard 1806-0667 helps restore factory-correct routing and internal volume so the unit can maintain designed subcooling and operating pressures. Because this part is part of the refrigerant path, proper installation typically involves recovery, brazing, evacuation, and recharging to Bard specifications, so confirm model and serial compatibility before ordering.