Service difficulty report · Bleed Air Sys · Boeing 737322

Difficulty date
September 23, 2005
Submitted
September 27, 2005
Operation
Air carrier
Aircraft
N203UA
Make and model
Boeing 737322
Aircraft serial
24718
Aircraft time
43,899 hours, 25,484 cycles
Engine
Cfmint CFM563C1
Part
Bleed Air Sys
Condition
Malfunctioned
Location
Nr 1
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.

What was found

FLIGHT DIVERTED DUE TO NR 1 BLEED WILL NOT SHUT OFF. NR 1 ENGINE BLEED AIR REGULATOR FAILED. REPLACED BLEED AIR REGULATOR PER MM 36-11-16 AND PERFORMED OPERATIONAL CHECK GOOD.