What was found
APU NO START AFTER LANDING FAULT INDICATION. FOUND LOW OIL QTY, ECU SHOWED LOW OIL PRESS. CLEARED ECU, SERVICED & RAN APU, FOUND GEN CASE LEAKING OIL, NEEDS GENERATOR. REPLACED APU GEN IAW MM 24-21-01, OPERATIONS & LEAK CHECKED GOOD.
- Difficulty date
- December 17, 2013
- Submitted
- December 19, 2013
- Operation
- Air carrier
- Aircraft
- N552UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26641
- Aircraft time
- 82,445 hours, 23,733 cycles
- Engine
- Pwa PW2040
- System (JASC)
- 2421 · AC Generator-Alternator
- Part
- Generator
- Condition
- Leaking
- Location
- Apu
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- K, J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.