AEROMAC: Via Infodefensa - The Chilean Navy will test and overhaul engine fire extinguishers.

AEROMAC is the only aircraft maintenance center in the country with the full capabilities to overhaul aircraft engine fire extinguishers. It also holds the national and international certifications to do so. Among other things, it is certified by the U.S. Department of Transportation (DOT 208). It responds to its customers with the best response times to their needs.

https://www.infodefensa.com/latam/2020/08/05/noticia-armada-chile-realizara-pruebas-overhaul-extintores-motor-orion-dauphin.html