What was found
APU WILL NOT START WITH BATTERY POWER ON. REMOVED AND REPLACED APU START POWER UNIT IAW AMM 49-41-71-4. OPS CHECK GOOD. (K)
- Difficulty date
- October 9, 2007
- Submitted
- October 23, 2007
- Operation
- Air carrier
- Aircraft
- N301TZ
- Make and model
- Boeing 73783N
- Aircraft serial
- 28239
- Engine
- Cfmint CFM567B2US
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Power Unit
- Part number
- 1152464265
- Part serial
- 031C0181
- Condition
- Inoperative
- Location
- Apu
- Part time
- 20,579 hours, 8,556 cycles
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.