What was found
PDIS 906 36-12 2480401 12SEP22 CLT CLOSE EXHAUST FUMES WHEN PACK 1 OPERATING ON APU BLEED
FACT 13SEP22 02:13 MDT INSPECTED AND FOUND C/P AT APU BLEED VALVE CONNECTED. RAN APU BLEED AND BOTH PACKS FOR 20 MINS. NO EXHAUST SMELL NOTED AND NO HISTORY IN 30 DAYS. OK FOR SERVICE.