What was found
WITH NO.1 ENGINE RUNNING AND APU RUNNING OPERATING BOTH PACKS WITH CROSSBLEED AN ACRID SMELL FILLED THE CABIN FACT 08AUG24 08:38 CLT DUPLICATED CONTITIONS TO REPLICATE SMELL NO ODORS NOTED AT THIS TIME OK FOR SERVICE
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WITH NO.1 ENGINE RUNNING AND APU RUNNING OPERATING BOTH PACKS WITH CROSSBLEED AN ACRID SMELL FILLED THE CABIN FACT 08AUG24 08:38 CLT DUPLICATED CONTITIONS TO REPLICATE SMELL NO ODORS NOTED AT THIS TIME OK FOR SERVICE