--- type: "project" name: "Line 3 retrofit" tag: "line-3-retrofit" owner: "people/lukas-brunner" decisions: 7 open_actions: 10 sources: 9 tags: ["project"] --- # Line 3 retrofit Owner: [[people/lukas-brunner|Lukas Brunner]], Head of Production. Tag: #line-3-retrofit. ## Open actions - [ ] [[people/lukas-brunner|Lukas Brunner]]: Plan extra shifts on Line 4 for the moved titanium orders (due 23.10.2026) · from [[sources/2026-09-14-weekly-production-meeting|Weekly production meeting]] - [ ] [[people/thomas-huber|Thomas Huber]]: Define the first-article inspection plan for the restart of Line 3 (due 30.10.2026) · from [[sources/2026-04-20-line-3-retrofit-planning|Line 3 retrofit: planning meeting]] - [ ] [[people/nina-frei|Nina Frei]]: Prepare the spindle bearing swap for the retrofit window (due 30.10.2026) · from [[sources/2026-09-14-weekly-production-meeting|Weekly production meeting]] - [ ] [[people/lukas-brunner|Lukas Brunner]]: Tell Novamed about the lower output in week 47 (due 09.11.2026) · from [[sources/2026-10-28-line-3-retrofit-check-in-before-the-stop|Line 3 retrofit: check-in before the stop]] - [ ] [[people/lukas-brunner|Lukas Brunner]]: Shadow Nina Frei during the bearing swap in the retrofit window (due 13.11.2026) · from [[sources/2026-10-19-knowledge-handover-nina-frei|Knowledge handover: Nina Frei, maintenance]] - [ ] [[people/nina-frei|Nina Frei]]: Hand over the sensor alarm thresholds to Lukas Brunner (due 13.11.2026) · from [[sources/2026-10-28-line-3-retrofit-check-in-before-the-stop|Line 3 retrofit: check-in before the stop]] - [ ] [[people/thomas-huber|Thomas Huber]]: Inspect the first five parts after the restart (due 17.11.2026) · from [[sources/2026-10-28-line-3-retrofit-check-in-before-the-stop|Line 3 retrofit: check-in before the stop]] - [ ] [[people/nina-frei|Nina Frei]]: Record a short video of the calibration with the reference mandrel (due 20.11.2026) · from [[sources/2026-10-19-knowledge-handover-nina-frei|Knowledge handover: Nina Frei, maintenance]] - [ ] [[people/lukas-brunner|Lukas Brunner]]: Make sure Line 3 is clean and running for the plant tour (due 20.11.2026) · from [[sources/2026-10-26-iso-audit-preparation|ISO 9001 recertification: audit preparation]] - [ ] [[people/thomas-huber|Thomas Huber]]: Add the monthly spindle check to the maintenance plan (due 27.11.2026) · from [[sources/2026-10-19-knowledge-handover-nina-frei|Knowledge handover: Nina Frei, maintenance]] ## Decisions - 20.04.2026 · [[decisions/2026-04-20-retrofit-line-3-instead-of-buying-a-new-machining-centre|Retrofit Line 3 instead of buying a new machining centre]] - 20.04.2026 · [[decisions/2026-04-20-fit-vibration-sensors-on-all-four-spindles-of-line-3-so|Fit vibration sensors on all four spindles of Line 3, so bearing wear shows up before a…]] - 18.05.2026 · [[decisions/2026-05-18-replace-the-bearings-on-all-four-spindles-of-line-3-during|Replace the bearings on all four spindles of Line 3 during the retrofit window, not one…]] - 14.09.2026 · [[decisions/2026-09-14-the-line-3-retrofit-window-is-02-11-2026-to-13-11-2026-line|The Line 3 retrofit window is 02.11.2026 to 13.11.2026; Line 3 restarts on 16.11.2026]] - 19.10.2026 · [[decisions/2026-10-19-lukas-brunner-takes-over-maintenance-planning-for-all-lines|Lukas Brunner takes over maintenance planning for all lines from 01.12.2026]] - 19.10.2026 · [[decisions/2026-10-19-spindle-checks-on-line-3-happen-every-month-and-after-every|Spindle checks on Line 3 happen every month and after every crash, using Nina's five…]] - 28.10.2026 · [[decisions/2026-10-28-line-3-runs-at-80-feed-rate-in-the-first-week-after-the|Line 3 runs at 80 % feed rate in the first week after the restart]] ## Done actions - [x] [[people/sandra-meier|Sandra Meier]]: Release the investment budget of CHF 380'000 (due 08.05.2026) · from [[sources/2026-04-20-line-3-retrofit-planning|Line 3 retrofit: planning meeting]] - [x] [[people/lukas-brunner|Lukas Brunner]]: Order the retrofit from Aarmatic (due 15.05.2026) · from [[sources/2026-04-20-line-3-retrofit-planning|Line 3 retrofit: planning meeting]] - [x] [[people/nina-frei|Nina Frei]]: Add the vibration readings to the maintenance log (due 29.05.2026) · from [[sources/2026-05-18-ticket-tck-0412-spindle-vibration|TCK-0412: Line 3 spindle 2 vibration and surface marks]] - [x] [[people/elena-rossi|Elena Rossi]]: Order eight spare spindle bearings (due 12.06.2026) · from [[sources/2026-05-18-ticket-tck-0412-spindle-vibration|TCK-0412: Line 3 spindle 2 vibration and surface marks]] - [x] [[people/lukas-brunner|Lukas Brunner]]: Confirm the retrofit window with Aarmatic in writing (due 25.09.2026) · from [[sources/2026-09-14-weekly-production-meeting|Weekly production meeting]] - [x] [[people/nina-frei|Nina Frei]]: List the spare parts to stock before the retrofit (due 30.09.2026) · from [[sources/2026-04-20-line-3-retrofit-planning|Line 3 retrofit: planning meeting]] ## People - [[people/lukas-brunner|Lukas Brunner]], owner - [[people/sandra-meier|Sandra Meier]], CFO - [[people/elena-rossi|Elena Rossi]], Head of Purchasing - [[people/thomas-huber|Thomas Huber]], Quality Manager - [[people/nina-frei|Nina Frei]], Senior Maintenance Engineer ## Sources - 12.01.2026 · [[sources/00-staff-directory|Staff directory: Bergwerk Präzision AG]] - 20.04.2026 · [[sources/2026-04-20-line-3-retrofit-planning|Line 3 retrofit: planning meeting]] - 18.05.2026 · [[sources/2026-05-18-ticket-tck-0412-spindle-vibration|TCK-0412: Line 3 spindle 2 vibration and surface marks]] - 14.09.2026 · [[sources/2026-09-14-weekly-production-meeting|Weekly production meeting]] - 29.09.2026 · [[sources/2026-09-29-decision-memo-erp-go-live|Decision memo: new ERP go-live date]] - 12.10.2026 · [[sources/2026-10-12-onboarding-note-production|Onboarding note: your first week in production]] - 19.10.2026 · [[sources/2026-10-19-knowledge-handover-nina-frei|Knowledge handover: Nina Frei, maintenance]] - 26.10.2026 · [[sources/2026-10-26-iso-audit-preparation|ISO 9001 recertification: audit preparation]] - 28.10.2026 · [[sources/2026-10-28-line-3-retrofit-check-in-before-the-stop|Line 3 retrofit: check-in before the stop]]