SDR ASAA2020030632360

Service difficulty report · Pitot Head · Boeing 737890

Difficulty date: March 5, 2020
Submitted: March 7, 2020
Operation: Air carrier
Aircraft: N581AS
Make and model: Boeing 737890
Aircraft serial: 35188
Aircraft time: 48,662 hours, 14,521 cycles
System (JASC): 3030 · Pitot/Static Anti-Ice System
Part: Pitot Head
Part number: 0851HT1
Condition: Inoperative
Location: Lt Elevator
Stage of operation: TX
How discovered: O
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

LEFT ELEV PITOT LIGHT ON AFTER LANDING. GROUNDED - YES. REF B737-800 FIM 30-31 TASK 805, B737-800 AMM 20-60-01, AMM 27-31-94. FOUND (1) C/B (ELEV PITOT LEFT) POPPED. RESET C/B PER RESET PROCEDURE, TURNED LEFT PITOT HEAT ON, C/B POPPED. OPENED + TAGGED (1) C/B. REMOVED AND REPLACED LEFT ELEV PITOT PROBE. LH ELEV PITOT PROBE INSTALLED PER TASK 27-31-94-400-801. ALSO PITOT PROBE HEATER TEST PER TASK 30-31-00-730-801. ELEV PITOT SYS LEAK TEST OPS NML, REF AMM TASK 27-31-17-790-801..