Please refer to the product images to see the full Preventative Maintenance Checklist. This list details every OEM part included in this kit and the specific inspection tasks (such as vacuum breaker replacement and flow calibration) required.

Restore peak performance and prevent costly downtime on your 4-group La Marzocco GB5 or FB80 automatic volumetric (AV) or semi-automatic (EE) espresso machine with the genuine La Marzocco GB5/FB80 12 Month PM Kit (Part \# GBFB.12.4) from Kaldi.com. This comprehensive kit includes all essential wear-and-tear components required for critical yearly maintenance, typically featuring group head gaskets, shower screens, O-rings, and other seals vital for pressure consistency and leak prevention. **Are your GB5 espresso shots inconsistent, or is your FB80 leaking water from the group head?** This OEM kit is the definitive solution, ensuring your high-volume commercial equipment maintains factory pressure and prevents costly component failures. Specifically designed for 4-group AV and 4-group EE configurations, the kit simplifies ordering and maintenance scheduling.

The GBFB.12.4 PM Kit guarantees reliable operation by addressing common issues resulting from 12 months of high-volume use. Features include high-durability EPDM rubber seals resistant to heat and chemical wear, precision-machined brass components, and high-flow stainless steel shower screens, all specified to La Marzocco’s rigorous standards. Benefits include improved espresso extraction quality, elimination of drips and leaks, and a significant reduction in unexpected repair costs. **Do you need to replace your La Marzocco group head seals but don't know the parts list?** This single kit contains everything needed for a complete yearly overhaul, ensuring that worn-out or cracked seals are replaced with components engineered for a perfect fit, restoring consistent tamping and optimal water dispersion.

Using the GB5/FB80, 12 Month PM Kit (GBFB.12.4) is a crucial step in preventative maintenance for all high-output La Marzocco environments. Regular replacement of these components protects internal boiler and valve parts from scale and mechanical stress. The kit is intended for use by certified technicians or experienced maintenance personnel and provides a precise, standardized solution for maximizing the longevity of your espresso machine. Invest in this authentic La Marzocco kit today to ensure your GB5/FB80 continues producing world-class espresso shots reliably for the next 12 months.