What was found
DURING DEPARTURE, APU BLEED VALVE CLOSED WITH APU BLEED SWITCH OPEN. TROUBLESHOT SYSTEM. REMOVED AND REPLACED APU BLEED AIR VALVE IAW AMM. OPERATIONAL CHECKED SYSTEM AND LEAK CHECKED NORMAL. RETURNED AIRCRAFT TO SERVICE. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING DEPARTURE, APU BLEED VALVE CLOSED WITH APU BLEED SWITCH OPEN. TROUBLESHOT SYSTEM. REMOVED AND REPLACED APU BLEED AIR VALVE IAW AMM. OPERATIONAL CHECKED SYSTEM AND LEAK CHECKED NORMAL. RETURNED AIRCRAFT TO SERVICE. (K)