Service difficulty report · Bleed Air Sys · Boeing 737890

Difficulty date
June 27, 2011
Submitted
June 30, 2011
Operation
Air carrier
Aircraft
N532AS
Make and model
Boeing 737890
Aircraft serial
36346
Aircraft time
3,803 hours, 1,262 cycles
Part
Bleed Air Sys
Condition
Malfunctioned
Location
Apu
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

NO APU DUCT PRESSURE APU RUNNING NORMAL EGT 400 DEG. ACCOMPLISHED INITIAL EVALUATION & APU BITE PROCEDURES PER FIM 49 55 00 801 804 E (1) PGS 1 3 & 49 60 00 810 801 NO DEFECTS FOUND. INSPECTED BLEED AIR VALVE AREA NO LEAKS FOUND & CONNECTOR IS TIGHTENED & SECURED. VERIFIED BLEED AIR VALVE OPERATES OPEN & CLOSES SMOOTHLY.