Service difficulty report · Probe · Boeing 7377H4

Difficulty date
July 17, 2026
Submitted
July 21, 2026
Operation
Air carrier
Aircraft
N225WN
Make and model
Boeing 7377H4
Aircraft serial
34333
Aircraft time
67,803 hours, 40,809 cycles
Engine
Cfmint CFM567B242
Part
Probe
Condition
Faulted
Location
Zone 400
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

NR 1 ENGINE HIGH EGT ON T/O CLIMB. PERFORMED EA M-21-177-01860 UP TO STEP 19 FOUND CJ10 HARNESS FAULTY. R & R CJ10 HARNESS IAW AMM 73-21-06. STILL REQUIRES STEP 20-24 OF EA

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