Preventive MaintenanceGantryPM
Fault-current protective breaker (NFB2) operation check — 1.43
Press the test button on the Aquilion 16 gantry's fault-current protective breaker (NFB2) and confirm it trips and shows its fault indicator, then reset it — periodic gantry inspection item 1.43.
Applies to
Aquilion 16 (TSX-101A)
Personnel
1 technician · Basic — operate the fault-current protective breaker's own built-in test button, observe two indications (lever trip position and a protruding fault-current indicator), then reset the breaker by cycling its lever; no meters, tools, or disassembly are called out in source for this item (skill assessment derived from the procedure content — not an OEM-stated skill level)
Steps
6 steps
Source
2Y201-061E*E p.89
Full step-by-step for Fault-current protective breaker (NFB2) operation check — 1.43
All 6 steps are documented in the FSELIB Aquilion 16 (TSX-101A) service manual — re-authored, web-first, with the real figures from the source.
Open the full procedureRelated Gantry guides
Bring the gantry into the scanner room15 stepsAlign the slip-ring brush assemblies10 stepsClean the large-current slip ring (LCSR)21 stepsOperational checks of gantry, couch, detector and X-ray tube18 stepsInstall optional units and mount the covers6 stepsClean dome internal-projector window and check Mylar ring mounting — 1.345 steps
View all Aquilion 16 (TSX-101A) guidesSource: 2Y201-061E*E p.89. Preview re-authored by FSELIB — the full procedure with figures and steps is in the paid service manual.