SDR UIEA2020012760127

Service difficulty report · Ecu · Boeing 7673Y0

Difficulty date: January 26, 2020
Submitted: January 29, 2020
Operation: Air carrier
Aircraft: N1181A
Make and model: Boeing 7673Y0
Aircraft serial: 26206
Aircraft time: 87,061 hours, 21,724 cycles
System (JASC): 4900 · Airborne Auxiliary Power Unit (APU) System
Part: Ecu
Part number: 211734220
Part serial: 83322
Condition: Malfunctioned
Location: Apu
Stage of operation: NR
How discovered: O
Nature of condition: O
Precautionary procedure: H

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

What was found

NO APU PNEUMATIC PRESSURE FROM APU, PERFORMED AIR STARTS, APU IS GOOD. PERFORMED APU BITE TEST IAW FIM 49-11 FT 958. FAULTED P2 SENSOR. REPLACED THE SENSOR IAW AMM 49-61-04. NO HELP. REPLACED ECU IAW AMM 49-61-05. OPS CHECKED GOOD. NO DEFECTS NOTED.

More about the Boeing 767-3Y0