{"product_id":"linea-pb-12-month-pm-kit-4av-pb-12-4","title":"La Marzocco PB.12.4 Linea PB, 12 Month PM kit, 4AV","description":"\u003cp\u003ePlease 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.\u003c\/p\u003e \u003cp\u003eIs your La Marzocco Linea PB 4AV **experiencing inconsistent pressure or leaks**? Maintain peak performance and prevent costly downtime with the genuine La Marzocco Linea PB, 12 Month PM Kit, 4AV (Part \\# PB.12.4) from Kaldi.com. This comprehensive preventative maintenance kit is expertly assembled by the OEM to address the critical wear-and-tear components specific to the Linea PB 4AV (Auto-Volumetric, 4-group) models, ensuring your machine consistently pulls high-quality espresso shots. Investing in this factory-specified kit is the definitive **solution for routine maintenance on La Marzocco Linea PB 4AV**.\u003c\/p\u003e\n\n\u003cp\u003eThe 12-Month PM Kit includes all necessary seals, gaskets, O-rings, and specialized components required for a full annual overhaul of the group heads, steam valves, and hot water tap. Key components typically include group head gaskets, shower screens, steam wand valve seals, and critical O-rings designed to withstand high temperatures and pressures. Replacing these components is necessary to adhere to the 12-month (or regular service interval) preventative maintenance schedule, which is vital to **stop La Marzocco Linea PB leaks** and maintain the machine's overall mechanical integrity and shot consistency.\u003c\/p\u003e\n\n\u003cp\u003eBy utilizing the official Linea PB 12 Month PM Kit, you guarantee maximum machine uptime and protect your investment against premature component failure. This OEM kit restores hydraulic efficiency, ensures flawless temperature stability, and maintains the smooth operation of all user interfaces. Don't wait until your espresso quality suffers—ensure your commercial operation runs efficiently with this essential annual service kit. If you are asking **how to service a La Marzocco Linea PB**, this kit provides the precise parts needed for reliable, long-term operation.\u003c\/p\u003e","brand":"La Marzocco","offers":[{"title":"Default Title","offer_id":51514067353883,"sku":"LM:PB.12.4","price":439.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0937\/6002\/8955\/files\/PB.12.jpg?v=1773495363","url":"https:\/\/kaldi.com\/products\/linea-pb-12-month-pm-kit-4av-pb-12-4","provider":"Kaldi.com","version":"1.0","type":"link"}