Switch-off sequence:
- 08:22 UTC – SR RH OFF
- 08:24 UTC – PR CHRoCC OFF (7200 s ramp)
- 09:00–09:02 UTC – CO₂ CH lasers OFF
- 09:02–09:03 UTC – CO₂ main laser OFF
- 09:03 UTC – Guardian system disabled and CO₂ chiller OFF
Note: outputs disabled; power supplies left ON.