Created Thursday, Nov 9th 2023 20:37Z, last updated Thursday, Nov 9th 2023 20:37Z
A Westjet Boeing 737-8 MAX, registration C-GDDR performing flight
WS-2251 from Puerto Vallarta (Mexico) to Calgary,AB (Canada), was climbing through about FL350 out of Puerto Vallarta when the crew received a left hand pack caution indication. While working the related checklist the right hand pack caution light illuminated and a cabin altitude warning occurred. The crew actioned the related checklist and found the cabin pressure uncontrollable. The crew donned their oxygen masks, declared emergency and initiated an emergency descent initially to FL240, subsequently to 14,000 and 13,000 feet. The crew consulted with dispatch and decided to divert to Phoenix,AZ (USA), where the aircraft landed normally and taxied to the apron.
The Canadian TSB reported 2 people received minor injuries.
Related Flight:
WS2251,
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