What was found
APU FAULT. PERFORMED A BITE TEST ON THE APU ECU IAW AMM 49-00-00. NO FAULT FOUND. SERVICED APU WITH 1/2 QUART & OPS CHECKED OK IAW AMM 49-10-00. APU START NORMAL.
- Difficulty date
- May 26, 2017
- Submitted
- May 30, 2017
- Operation
- Air carrier
- Aircraft
- N640GT
- Make and model
- Boeing 7673S1
- Aircraft serial
- 25221
- Aircraft time
- 83,187 hours, 17,637 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Oil System
- Condition
- Low
- Location
- Apu
- Stage of operation
- LD
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.