The La Marzocco Tube, Check Valve to Tee Fitting, 1gr (Part # TL05/1S) is a critical hydraulic component engineered to maintain peak performance on your single-group espresso machine. This genuine OEM tube connects the check valve to the tee fitting, ensuring a secure, pressure-tight seal within the boiler system. When baristas notice inconsistent water flow or the machine struggles to maintain stable brew pressure, the old check valve tube connection may be the culprit. Replacing this essential component prevents frustrating downtime and catastrophic leaks that can occur with worn or compromised tubing, providing a reliable solution for check valve tube leaks in 1-group La Marzocco models. Designed specifically for the 1-group La Marzocco hydraulic assembly, the TL05/1S tube restores factory-standard flow paths, which is vital for thermal stability and shot consistency. By replacing a deteriorated tube, you guarantee that the check valve functions correctly, preventing dangerous backflow into the water inlet line and maintaining the integrity of the entire water system. This small but indispensable component is key to fixing issues where you need to replace the damaged tube connected to the check valve, safeguarding sensitive internal components from water hammer or improper pressures. Keep your single-group La Marzocco operating flawlessly by using authentic replacement hardware. This tube is dimensioned for the 1-group configuration to ensure a direct, hassle-free fit into the saturated boiler assembly. Don't risk compromising your machine's precision with subpar parts—the La Marzocco TL05/1S is the precise OEM tube replacement to fix water pressure issues related to the saturated boiler’s check valve on your 1-group espresso machine. Trust Kaldi.com for genuine parts to secure consistent water management and maximize machine uptime.