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Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement

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Replacement of the roast chamber on any Kaffelogic Nano or Nucleus Link coffee roaster with an A, B, C or N prefix serial number. 

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  1. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Removing Panel Screws: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Removing Panel Screws: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the 6x 2.5mm Hex screws on the left and right side of the roaster.

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  2. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Lift the closure: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Lift the closure: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Hold the roaster steady while removing the plastic top/closure.

    • Panels may spring apart slightly once removed.

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  3. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove bottom panel screws: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove bottom panel screws: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove bottom panel screws: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the 4x 2.5mm Hex screws on the bottom of the roaster.

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  5. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove the front panel: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove the front panel: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove the front panel: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Pull away the front panel carefully.

    • Take care not to damage the buttons while maneuvering the front panel.

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  6. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove rear panel: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove rear panel: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove rear panel: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Stand the roaster up again and pull away the rear panel from the chassis to expose the remaining components.

    • The mains cable is routed through the panel and it will remain attached, place the panel in a soft bag if you wish to protect the paint throughout the rest of your repairs.

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  7. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Disconnect the thermocouple: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Disconnect the thermocouple: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Disconnect the thermocouple: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Use a 2.0mm slotted screwdriver to remove the thermocouple wires from the PCB-A

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  8. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, White thermocouple connector: crwdns2935265:07crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, White thermocouple connector: crwdns2935265:07crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, White thermocouple connector: crwdns2935265:07crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • If your thermocouple connector looks like this, you will need to follow this step.

    • Use the end of a cable tie or very small plastic spudger to open the contact and remove/insert your thermocouple wires. You may need to trim the cable tie end to fit into the slot.

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  9. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Disconnect the roast chamber earth: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Disconnect the roast chamber earth: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Disconnect the roast chamber earth: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Use a PH2 screwdriver and adjustable crescent (or 5.5mm wrench) to remove the screw holding the earth leads to the element chamber.

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  10. Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove the roast chamber: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) Roast Chamber Replacement, Remove the roast chamber: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Lift the roast chamber upwards, some wiggling may be required.

    • Head through to our wiki for instructions on recalibrating your fan speed after this repair.

    • Nucleus Link anemometer calibration instructions can be found here.

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To reassemble your device, follow these instructions in reverse order.

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