Service difficulty report · Bushing · Boeing 737924ER

Difficulty date
July 14, 2026
Submitted
July 17, 2026
Operation
Air carrier
Aircraft
N68836
Make and model
Boeing 737924ER
Aircraft serial
60088
Aircraft time
34,783 hours, 12,812 cycles
Part
Bushing
Condition
Missing
Location
Zone 400
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

BLEED TRIP OFF LIGHT COMES ON DURING CLIMB LIGHT NO. 2 DEBRIEF CREW. #2 ENG BLEED TRIP OFF LIGHT CAME ON DURING CLIMB AT ABOUT FL700. RESET PER FLIGHT CREW CHCKLIST, LIGHT STAYED ON THROUGH THE ENTIRE FLIGHT. REVIEW OF AVIATAR PNEU REPORT SHOWS PRECOOLER OUT TEMP NORMAL AT TIME OF TRIP. ENGINE NR 2 HAS ABOUT 35K HRS. REF AMM 72-32-00-200-801 & INSPECT THE LEVER ARM BUSHING FOR MISSING / ALLOWING HOT AIR TO BYPASS. DIVERSION AND REPEAT ISSUE REF AMM 72-32-00-200-801 PERFORMED INSPECTION OF THE BAR AND LACING CORD ON THE OVERPRESSURE SWITCH NO DAMAGE OR ABNORMALITIES NOTED. PERFORMED HIGH PRESSURE COMPRESSOR FRONT STATOR IAW AMM 72-32-00-200-801-F00. FOUND SEVERAL STAGE 3 LEVER ARM BUSHINGS & WASHERS MISSING. FOUND MULTIPLE STAGE 3 CONNECTING LINK BUSHINGS AND WASHERS MISSING.