Service difficulty report · Valve · Boeing 7377H4

Difficulty date
June 14, 2026
Submitted
June 17, 2026
Operation
Air carrier
Aircraft
N459WN
Make and model
Boeing 7377H4
Aircraft serial
32497
Aircraft time
70,686 hours, 42,555 cycles
Engine
Cfmint CFM567B242
Part
Valve
Condition
Inoperative
Location
Zn 400 Nacelle/P
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

NO FUEL FLOW TO NR 2 ENGINE AFTER PUSHBACK. CYCLED NR 2 SPAR VALVE BREAKER AND PERFORMED TWO ENGINE STARTS. OPS CHECKED GOOD IAW AMM 28-22-00 AND 72-00-00.

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