{"id":3164,"date":"2021-12-17T10:06:38","date_gmt":"2021-12-17T08:06:38","guid":{"rendered":"https:\/\/nektarcoffee.gr?p=3164"},"modified":"2022-03-02T16:53:21","modified_gmt":"2022-03-02T14:53:21","slug":"quick-reference-guide-to-machine-troubleshooting","status":"publish","type":"post","link":"https:\/\/nektarcoffee.gr\/en\/quick-reference-guide-to-machine-troubleshooting\/","title":{"rendered":"Quick reference guide to machine troubleshooting\u2026"},"content":{"rendered":"<p><strong>Coffee comes out too slow:<\/strong><\/p>\n<p>Basket has been over-dosed with ground coffee, tamp pressure too hard, grind is set too fine, dispersion screens are badly blocked (rarely)<\/p>\n<ul>\n<li>Repeat dose ensuring basket is filled to appropriate level (18-20g)<\/li>\n<li>Ensure correct tamping pressure is used<\/li>\n<li>Adjust the grinder setting making the particle size Coarser<\/li>\n<li>Remove dispersion screens and clean<\/li>\n<\/ul>\n<p><strong>\u00a0<\/strong><strong>Coffee comes out too fast:<\/strong><\/p>\n<p>Basket has been under-dosed with ground coffee, tamp pressure too little, grind is too coarse, damaged filter basket.<\/p>\n<ul>\n<li>Repeat dose ensuring basket is filled to appropriate level (18-20g)<\/li>\n<li>Ensure correct tamping pressure is used<\/li>\n<li>Adjust the grinder setting making the particle size Finer<\/li>\n<li>Check filter basket for damage replace if necessary<\/li>\n<\/ul>\n<p><strong>\u00a0<\/strong><\/p>\n<p><strong>Water leaking from around sides of coffee handle during extraction:<\/strong><\/p>\n<p>Head seals are worn, Handle isn\u2019t engaged fully into group head.<\/p>\n<ul>\n<li>Have technician replace head seals<\/li>\n<li>Try tightening the handle into the group head<\/li>\n<\/ul>\n<p><strong>Machine is lacking steam pressure:<\/strong><\/p>\n<p>Steam tip is beginning to block up, Too much hot water has been drawn from machines boiler, Pressure stat is faulty,<\/p>\n<p>Steam tap has a leak, Power supply to machine is deficient.<\/p>\n<ul>\n<li>Unblock tip of steam arm using end of head cleaning brush<\/li>\n<li>Reframe from drawing too much hot water for other purposes, allow machine to recover if drawing hot water<\/li>\n<\/ul>\n<p>for other purposes<\/p>\n<ul>\n<li>Call NEKTAR\u2019s technician<\/li>\n<\/ul>\n<p><strong>Water leaks from under the machine:<\/strong><\/p>\n<p>In most cases the coffee waste drain is blocked from coffee grounds or hose has come off the drain container, Waste<\/p>\n<p>bucket is full and causing an air lock in waste hose,<\/p>\n<ul>\n<li>Remove drip tray from machine and assess if waste drain is blocked with coffee grounds, if so, unblock.<\/li>\n<li>Re attach hose to drain container<\/li>\n<li>Empty waste bucket<\/li>\n<li>Check date on bag of coffee. (Allow 7days from roasted date<strong>\u00a0<\/strong><\/li>\n<\/ul>\n<p><strong>Machine has no pump pressure:<\/strong><\/p>\n<p>Water supply has been turned off or interrupted, rotary pump is faulty, machine is turned off.<\/p>\n<ul>\n<li>Check water supply tap to machine is on<\/li>\n<li>Check machine gauge, is the machine running at 9bar?<\/li>\n<li>Call NEKTAR\u2019s technician<\/li>\n<li>Ensure machine is turned on<\/li>\n<\/ul>\n<p><strong>\u00a0<\/strong><strong>Coffee extraction deteriorates rather rapidly (10-20secs):<\/strong><\/p>\n<p>Incorrect dosing, Tamping pressure too soft, grinder burrs need replacing, group water temp incorrect, beans<\/p>\n<p>too fresh,<\/p>\n<ul>\n<li>Check correct dosing technique is used and repeat shot<\/li>\n<li>Check correct tamping pressure is used<\/li>\n<li>Call NEKTAR\u2019s technician to replace grinder burrs<\/li>\n<li>Call NEKTAR\u2019s technician<\/li>\n<li>Check date on bag of coffee. (Allow 7days from roasted date)<\/li>\n<\/ul>\n<p><strong>\u00a0<\/strong><strong>Extraction is pale and crema breaks up too fast (especially on long blacks):<\/strong><\/p>\n<p>Under extracted coffee shot, beans too fresh, group water temp incorrect, grind needs adjusting, incorrect bean storage, beans too old.<\/p>\n<ul>\n<li>Check dosage and repeat coffee shot<\/li>\n<li>Allow 7days from date beans were roasted<\/li>\n<li>Call NEKTAR\u2019s technician<\/li>\n<li>Adjust coffee grinder setting and repeat using single handle to calibrate grind setting<\/li>\n<li>Ensure beans are stored correctly, (air tight, away from direct sunlight\/heat)<\/li>\n<li>Check date on bag, if older than 4weeks, beans will become rancid<\/li>\n<\/ul>\n<p><strong>\u00a0<\/strong><strong>If further assistance is required, contact our NEKTAR Technicians<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Coffee comes out too slow: Basket has been over-dosed with ground coffee, tamp pressure too hard, grind is set too fine, dispersion screens are badly blocked (rarely) Repeat dose ensuring basket is filled to appropriate level (18-20g) Ensure correct tamping pressure is used Adjust the grinder setting making the particle size Coarser Remove dispersion screens [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3936,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[48],"tags":[],"class_list":["post-3164","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-horeca-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - 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