Description Details
Restore the flawless dosing precision of your Mazzer Vulcano espresso grinder with the genuine Vulcano Dosing System Pressing Spring (Part # M.1.247). This small but critical OEM replacement component is engineered to maintain the calibrated tension essential for the smooth, precise return action of the dosing lever, ensuring consistent and predictable ground coffee delivery every time. If you notice your dosing lever feeling sluggish or failing to return properly—a common issue when a spring wears out or loses tension—this replacement is the definitive solution. The Vulcano Dosing System Pressing Spring is built with high-quality, durable steel to withstand repetitive commercial use, guaranteeing maximum longevity and eliminating frustrating inconsistencies in your workflow.
Maintaining optimal spring tension is key to preventing over-dosing or under-dosing, which directly impacts espresso quality. Replacing a weak or "limp dosing lever" spring ensures your dose weight remains accurate, solving the "inconsistent dosing" problem that affects shot-to-shot consistency. With a simple installation, this pressing spring restores factory performance, resulting in faster cycling, reliable dose cuts, and improved efficiency in high-volume settings. The precise specifications (Part # M.1.247) guarantee perfect compatibility and function within your Vulcano's dosing mechanism.
Don't let a minor component compromise your grinding consistency. For commercial cafes seeking to "fix a sticky Vulcano doser," the Vulcano Dosing System Pressing Spring (M.1.247) is an essential, low-cost preventative maintenance item. Invest in this authentic OEM part from Kaldi.com to ensure reliable spring-back action, maintain precise mechanical control over your dosing, and preserve the long-term performance of your Mazzer Vulcano grinder, preventing future "dosing system failures."
Frequently Asked Questions
Our current database shows fitment for the Vulcano Automatic series. However, many La Marzocco components are interchangeable across different platforms. If you have successfully installed Part #M.1.247 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.
Compatible Parts Diagrams*
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