What was found
PHX - THE R4 DOOR ASSIST BOTTLE READS 0 PSI. REPLACED THE R4 DOOR ASSIST BOTTLE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PHX - THE R4 DOOR ASSIST BOTTLE READS 0 PSI. REPLACED THE R4 DOOR ASSIST BOTTLE.