Created Sunday, Oct 15th 2023 21:46Z, last updated Friday, Oct 20th 2023 20:12Z
An Air Canada Boeing 737-8 MAX, registration C-GMEX performing flight
AC-990 from Mexico City (Mexico) to Toronto,ON (Canada), was climbing out of Mexico City cleared to FL290 when the crew reported they had a packs problem and needed to level off at FL200 and entered a hold. A few minutes later the crew advised they were able to climb again and continued their climb to FL290, subsequently being cleared to FL330, when climbing through FL280 the crew donned their oxygen masks, declared Mayday and initiated an emergency descent about 130nm northeast of Mexico City. The aircraft initially maintained 8000 feet, later 10,000 feet while diverting to Houston Intercontinental,TX (USA) where the aircraft landed safely about 2.5 hours after leaving FL280.
The aircraft was still on the ground in Houston about 48 hours after landing in Houston.
On Oct 20th 2023 the Canadian TSB reported: "Approximately 30 minutes after departure the crew reported cabin decompression and oxygen masks deployed. A MAYDAY was declared, and the flight descended to 8000ft, the decision was made to divert to George Bush Intercontinental/Houston Airport (KIAH), Texas. The aircraft landed without further incident, EMS met aircraft on arrival and no injuries were reported. L/H PACK Air conditioning computer (IASC) replaced in accordance with AMM."
Related Flight:
AC990,
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