Service difficulty report · Valve · Boeing 737890

Difficulty date
November 20, 2012
Submitted
November 27, 2012
Operation
Air carrier
Aircraft
N558AS
Make and model
Boeing 737890
Aircraft serial
35177
Aircraft time
24,363 hours, 7,248 cycles
Part
Valve
Condition
Malfunctioned
Location
Nr 1 Engine
Part time
19,176 hours, 5,732 cycles
Stage of operation
TX
How discovered
V
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

ON TOUCHDOWN SPAR VALVE CLOSED LIGHT ILLUMINATED AFTER 5-6 SECONDS LIGHT EXTINGUISHED. NO ABNORMAL INDICATIONS. VERIFIED WITH CREW NR 1 SPAR VALVE WAS THE AFFECTIVE UNIT. R & R NR 1 SPAR VALVE IAW AMM 28-22-11-400-804. OPS CHECK OK IAW AMM 28-22-10-710-801.