SDR ASAA2023031242301

Service difficulty report · Unknown · Boeing 7379

Difficulty date: March 12, 2023
Submitted: March 13, 2023
Operation: Air carrier
Aircraft: N972AK
Make and model: Boeing 7379
Aircraft serial: 43389
Aircraft time: 3,905 hours, 1,112 cycles
System (JASC): 3000 · Ice/Rain Protection System
Part: Unknown
Part number: UNKNOWN
Condition: Unknown
Location: Unknown
Stage of operation: DE
How discovered: V
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

ON DESCENT WING ANTI ICE WAS TURNED ON. L VALVE ANNLIGHT ILLUMINATED. TURN OFF ANTI ICE SWITCH AND LIGHT WENT OUT. GROUNDED - YES. PERFORMED WING ANTI ICE OPERATIONAL TEST IAW B737-9 AMM 30-11-00, OPS CHECK GOOD,OPERATE NORMAL AT THIS TIME.

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