SDR UIEA2020100192130

Service difficulty report · Warning Horn · Boeing 7673Y0

Difficulty date: September 28, 2020
Submitted: October 1, 2020
Operation: Air carrier
Aircraft: N1619A
Make and model: Boeing 7673Y0
Aircraft serial: 26208
Aircraft time: 75,096 hours, 13,614 cycles
System (JASC): 2612 · Fire Detection
Part: Warning Horn
Part number: 9643
Condition: Inoperative
Location: Apu Fire
Stage of operation: NR
How discovered: O
Nature of condition: P
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

APU FIRE HORN ON NOSE GEAR INOPERABLE. TRANSFER TO MDDR 135138, CAT C, PER DDG 26-15-01B, DUE 08OCT20. REMOVED AND REPLACED APU FIRE WARNING HORN ON P-40 PANEL. OPERATIONS CHECKS GOOD, IAW AMM 26-15-00. THIS CLEARS MDDR 135138. PLACARDS REMOVED. MCC NOTIFIED. TI SL 0823Z.

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