[{"data":1,"prerenderedAt":188},["ShallowReactive",2],{"guides-en-US-coffee-roaster-maintenance-schedule":3},{"kind":4,"guide":5,"categorySlugs":180},"guide",{"key":6,"slug":6,"category":7,"order":8,"schema":9,"title":10,"seoTitle":11,"description":12,"excerpt":13,"keywords":14,"published":22,"updated":22,"readingMinutes":23,"cover":24,"related":27,"body":52,"faq":89,"products":96,"sources":105,"locale":114,"sourceHash":115,"translated":116,"paths":117,"slugMap":124,"categorySlug":179},"coffee-roaster-maintenance-schedule","equipment",29,"HowTo","A maintenance schedule for your coffee roaster","Coffee Roaster Maintenance Schedule","A coffee roaster maintenance schedule: chaff cleaning each session, weekly and monthly checks, duct cleaning, burner servicing, probes and records.","Maintenance keeps roasts consistent, prevents fires and is what your insurer asks about after one. A daily, weekly, monthly and annual schedule you can adapt to your machine.",{"primary":15,"secondary":16,"intent":21},"coffee roaster maintenance",[17,18,19,20],"coffee roaster cleaning schedule","roaster chaff cleaning","coffee roaster fire prevention","roaster service uk","informational","2026-10-09",6,{"figure":25,"kicker":26},"Daily","Maintenance",[28,36,44],{"key":29,"slug":29,"category":7,"title":30,"excerpt":31,"readingMinutes":32,"updated":22,"cover":33},"roastery-extraction-and-ventilation","Extraction and ventilation in a roastery: fumes, dust and fire","The roaster's exhaust carries smoke and chaff out; the room still needs air for the burner and protection for staff from roasting fumes and dust. The rules and the practical design points.",7,{"figure":34,"kicker":35},"0.02 ppm","Air and safety",{"key":37,"slug":37,"category":38,"title":39,"excerpt":40,"readingMinutes":23,"updated":22,"cover":41},"insurance-for-coffee-roasters","starting","Insurance for a coffee roastery: what you need and why","One policy is compulsory as soon as you employ anyone; the rest are what your landlord, lender and wholesale customers will ask for. What each covers, and the roastery-specific questions insurers ask.",{"figure":42,"kicker":43},"£5m","Insurance",{"key":45,"slug":45,"category":7,"title":46,"excerpt":47,"readingMinutes":48,"updated":22,"cover":49},"buying-a-used-coffee-roaster-checklist","Buying a used coffee roaster: the inspection checklist","What to ask before you travel, what to look at with the machine cold, what to watch with it running, and the paperwork that should come with it.",8,{"figure":50,"kicker":51},"Checklist","Used roasters",[53,55,57,66,68,70,72,80,82],{"p":54},"Your maker's manual comes first; this schedule is a framework to adapt. Base intervals on batches roasted as well as calendar time: a roastery running 40 batches a day needs to clean far more often than one running 10 a week.",{"h2":56},"The schedule",{"ol":58,"steps":65},[59,60,61,62,63,64],"**Every session:** empty the chaff collector or cyclone; check the cooling tray screen is clear; check the roaster is attended at all times while hot.","**Daily:** wipe down the bean hopper, trier and outside surfaces; check the destoner's stone box; record any faults or unusual readings.","**Weekly:** clean the cooling tray and its fan housing; inspect the chaff path and the duct sections you can reach; check probe readings against each other for drift.","**Monthly, or by batch count:** clean the full exhaust duct run and fan; inspect drum vanes and seals; check belts, chains and bearings for wear and noise; test emergency stops.","**Quarterly:** calibrate or verify thermocouples against a reference; inspect the afterburner or catalytic unit; check gas and air settings with a qualified engineer if the maker recommends it.","**Annually:** full service by the maker or a specializt engineer, including the burner and gas train by a Gas Safe registered engineer; LEV examination if due (at least every 14 months); review the fire risk assessment.",true,{"h2":67},"Records",{"p":69},"Log every clean and service with the date, who did it and what was found. Insurers, inspectors and buyers of a used machine all ask for this history. Note the batch count at each clean so intervals can follow usage.",{"h2":71},"Signs something is wrong",{"checklist":73,"title":79},[74,75,76,77,78],"Roasts taking longer at the same settings: restricted airflow from chaff or a dirty fan","Smoke in the room: duct leaks or blocked exhaust","Bean temperature readings jumping: a failing or loose thermocouple","New noises from drum or fans: bearings, belts or imbalance","Burner struggling to light: gas train or ignition fault, call an engineer","Act on these",{"h2":81},"Spare parts to hold",{"ul":83},[84,85,86,87,88],"Thermocouples for bean and exhaust","Drive belts or chain","Fuses and the commonest relays","Door and trier gaskets","Ignition parts recommended by the maker",[90,93],{"q":91,"a":92},"How often should a coffee roaster be cleaned?","Chaff every session, cooling tray weekly and the full exhaust run monthly or by batch count, adjusted to your volume and the maker's guidance.",{"q":94,"a":95},"What causes coffee roaster fires?","Usually chaff and oily deposits igniting in the chaff collector, ducts or cooling tray, and roasters left unattended. Cleaning and attendance prevent most of them.",[97,101],{"target":98,"label":99,"note":100},"page:factory","Batch counts per machine","Know when the next clean is due by batches, not guesswork.",{"target":102,"label":103,"note":104},"page:roasting","Maintenance tasks in the plan","Cleaning slots scheduled alongside production.",[106,110],{"name":107,"title":108,"url":109},"Gas Safe Register","Find a registered engineer","https:\u002F\u002Fwww.gassaferegister.co.uk\u002F",{"name":111,"title":112,"url":113},"Health and Safety Executive","Local exhaust ventilation 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