Assertion: cirrus | /r/CapableOf | issue mandatory service bulletin
Facets:
value: on 7 february
type: TEMPORAL
value: on april
type: TEMPORAL
Source sentences:
text: On April 16, 2019, Cirrus issued a mandatory Service Bulletin to replace the angle of attack (AOA) vane within five flight hours after three reported incidents where stall warnings and stick shakers were activated by automated systems in normal flight.
text: Cirrus again issued a mandatory service bulletin on 7 February 2020 and the FAA grounded all SF50 jets on 14 February, after a cabin fire occurred on the ramp of Santa Monica Airport on 27 December 2019.