Service difficulty report · Start Valve · Boeing 7377H4

Difficulty date
October 22, 2026
Submitted
October 27, 2026
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
72,928 hours, 43,788 cycles
Part
Start Valve
Condition
Faulted
Location
Nr 2 Engine
Stage of operation
TX
How discovered
O
Nature of condition
R
Precautionary procedure
O

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

What was found

ON NR 2 ENGINE START, ONLY REACHED 17% N2 BEFORE ROLLING BACK. SECOND ATTEMPT WAS 0% N2. R & R THE NR 2 ENG START VALVE IAW AMM 80-11-01.

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