What was found
APU DETECTOR INOPERATIVE ILLUMINATED. ACFT GROUNDED. FIRE DETECTOR MODULE SHOWS "APU TAILPIPE DETECTOR FAULT." REPLACED APU TAILCONE OVERHEAT DETECTOR IAW 26-15-01-400-802. APU FIRE & OVERHEAT DETECTOR SYS, OPS NORMAL IAW 26-15-00.
- Difficulty date
- May 14, 2015
- Submitted
- May 18, 2015
- Operation
- Air carrier
- Aircraft
- N538AS
- Make and model
- Boeing 737890
- Aircraft serial
- 41188
- Aircraft time
- 11,824 hours, 3,500 cycles
- System (JASC)
- 2613 · Overheat Detection
- Part
- Overheat Sensor
- Part number
- 90202001
- Condition
- Failed
- Location
- Apu Bay
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.