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La Marzocco C.1.578.2

La Marzocco C.1.578.2 LINEA CLASSIC S - Button Panel 2GR AV

Regular price $616.82

This part ships directly from La Marzocco and stock is not guaranteed. Lead time averaging 7 to 9 business days for ground shipments, 1 to 2 business days for Overnight.

If unavailable, the item will be backordered. If you have any questions check parts sheets below description. Please email or chat to confirm availability prior to ordering.

Description Details

Restore the core operational control of your 2-Group La Marzocco Linea Classic S AV (Automatic Volumetric) espresso machine with the genuine **LINEA CLASSIC S - Button Panel 2GR AV (C.1.578.2)**. This essential replacement interface features a durable, high-quality membrane panel designed to withstand the rigorous demands of a commercial environment. Specifically engineered for the 2-Group volumetric model, the panel includes the necessary pre-set dose buttons for seamless, repeatable espresso shot programming, along with the manual continuous-flow button. Ensuring precise electrical continuity, this OEM button panel maintains the machine's factory-specified volumetric accuracy and tactile feedback.

If you are experiencing issues like **"Linea Classic S buttons not responding"** or **"2-group volumetric panel error,"** replacing the button panel assembly is the definitive solution. The C.1.578.2 panel resolves problems of intermittent dose activation and worn-out button membranes, ensuring every barista can consistently execute pre-programmed volumetric shots, minimizing training time and maximizing efficiency. The panel's quick-swap design minimizes downtime, offering a cost-effective way to fix **"broken La Marzocco dose buttons"** and guarantee standardized extraction across all groups, which is critical for consistent espresso quality.

Installation of the LINEA CLASSIC S Button Panel 2GR AV restores your machine's ability to utilize La Marzocco's reliable volumetric technology, which measures the precise amount of water delivered for each shot. This makes it ideal for busy cafes looking for **"how to fix volumetric dosing on La Marzocco."** Ensure you are purchasing the correct part for your specific 2-group AV model to maintain compatibility and performance. Invest in this authentic OEM replacement from Kaldi.com to safeguard your machine's electronics and ensure years of reliable, hands-free volumetric espresso dispensing.

Descriptions are for reference only. We do our best to fill in the blanks when manufacturers don’t provide descriptions, but details can vary. We strongly recommend checking with the manufacturer for the exact part number you need. Ordering based on the part number—rather than the description—is the best way to ensure compatibility.

Frequently Asked Questions

This Part #C.1.578.2 fits La Marzocco machines, including the Linea Classic S series. Compatibility may be specific to the machine's production year and model. Please consult the technical PDFs and compatibility data on this page to confirm a match for your specific unit before finalizing your purchase.

Our current database shows fitment for the Linea Classic S series. However, many La Marzocco components are interchangeable across different platforms. If you have successfully installed Part #C.1.578.2 on a model we haven't listed, please let us know so we can update our records for the community.

If you are unsure of the fit, do not guess. To prevent downtime, please view our Compatible Parts Diagrams to check the exploded view PDF for your specific unit, or message our parts team for assistance.

Parts from La Marzocco including this linea classic s - button panel 2gr av ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #C.1.578.2 is a 100% genuine OEM component sourced directly from the La Marzocco factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for La Marzocco parts typically range from 7 to 9 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All La Marzocco parts come with a 365-day manufacturer's warranty. Contact us for specific warranty details.
All La Marzocco parts come with a 30 day return policy. Please see our refund policy or chat for more details.
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