Service difficulty report · Anti-Ice Valve · Boeing 737823

Difficulty date
April 5, 2022
Submitted
April 7, 2022
Operation
Air carrier
Aircraft
N943NN
Make and model
Boeing 737823
Aircraft serial
31177
Aircraft time
24,580 hours, 9,398 cycles
Part
Anti-Ice Valve
Part number
32156185
Condition
Fault Message
Location
Zone 400 - Nac/P
Stage of operation
TO
How discovered
V
Nature of condition
J
Precautionary procedure
C

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

What was found

AIRCRAFT WAS GROUNDED: LEFT COWL ANTI ICE LIGHT ILLUMINATED ON TAKEOFF. RESTARTED AT 60 KIAS THRUST WAS AT APPROXIMATELY 70 PERCENT N1. THIS WAS A FERRY FLIGHT TO CLT FOR MAINTENANCE FROM A PREVIOUS ABORTED TAKE OFF FOR THE SAME ISSUE. (AALA202204047755), (AALA202204079260)TROUBLE SHOOTING PER FIM 30-21-00-810-809. REMOVED AND REPLACED LEFT ENGINE COWL TAI VALVE PER AMM 30-21-11 AND REMOVED AND REPLACED LEFT ENGINE ANTI-ICE PRESSURE SENSOR (AALA202204078887) PER 30-21-21.