What was found
ON TAXI OUT OF GATE, COULD SMELL BURNING SMELL WITH RIGHT PACK AUTO FAIL. RETURNED TO GATE. REPLACED RIGHT ACM IAW MM 21-51-08. OPERATIONAL CHECKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON TAXI OUT OF GATE, COULD SMELL BURNING SMELL WITH RIGHT PACK AUTO FAIL. RETURNED TO GATE. REPLACED RIGHT ACM IAW MM 21-51-08. OPERATIONAL CHECKS GOOD.