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

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Replacement of an SSR 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) SSR Replacement, Removing Panel Screws: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR 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) SSR Replacement, Lift the closure: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR 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) SSR Replacement, Remove bottom panel screws: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove bottom panel screws: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR 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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  4. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove the front panel: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove the front panel: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR 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) SSR Replacement, Remove rear panel: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove rear panel: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR 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) SSR Replacement, Disconnect gantry cables: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Disconnect gantry cables: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Disconnect gantry cables: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Disconnect the SSR signal lead and motor from the PCB-A

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  8. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove gantry screws: crwdns2935265:07crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove gantry screws: crwdns2935265:07crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove gantry screws: crwdns2935265:07crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the 4x PH2 screws securing the gantry plate to the base.

    • Be sure to place the earth spade under the screw head when reassembling.

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  9. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Lift the stack: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Lift the stack: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Lift the stack: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Tip the stack forward to gain access to the SSR.

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  10. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove trigger lead: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove trigger lead: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Use a PH2 screwdriver to remove the trigger lead.

    • Note that this connection is polarized. Connect red/orange to (+) and black/brown to (-) markers on the SSR.

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  11. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove the mains wiring: crwdns2935265:010crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove the mains wiring: crwdns2935265:010crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Use a PH2 screwdriver to remove the two mains spade terminals.

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  12. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove the SSR screws: crwdns2935265:011crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, Remove the SSR screws: crwdns2935265:011crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the 2x PH2 screws securing the SSR to the bottom of the gantry plate.

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  13. Kaffelogic Nano 7/LINK (A/B/C-N Serial) SSR Replacement, SSR removed: crwdns2935265:012crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • SSR can now be pulled out of the roaster and replaced.

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

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