LOX fill line freeze event during tanking operation

Investigating

team@spacex.demo · 2026-08-13 13:16:33 · ISS-SPAX-0005

Customer

NASA

Americas · owner: alex.reeves

Machine / asset

Raptor 3Raptor 3

serial R3-TS-0114 · MACH-0001

DisciplineMechanical

PriorityHigh

Spares statusReceived

Last updated2026-08-15 04:16

Description

Freeze detected at T-47min during LOX loading. Fill line condensation caused a plug that delayed the launch window by 3h.

Currently: In progress3 entries

DVdrew.vasquezIn progressAug 15 · 04:16 AM
Wet dress scheduled. Adding a purge-flow interlock to the tanking sequence as a permanent guard.
DVdrew.vasquezIn progressAug 14 · 09:16 AM
Replacement regulator received and fitted. Re-certifying before the next wet dress.
DVdrew.vasquezDiagnosedAug 13 · 05:16 PM
Purge flow on the outer jacket was below setpoint for the whole load. Regulator drifted.

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