Service difficulty report · Pitot Tube · Boeing 737924ER

Difficulty date
April 23, 2024
Submitted
April 29, 2024
Operation
Air carrier
Aircraft
N38424
Make and model
Boeing 737924ER
Aircraft serial
37095
Aircraft time
50,278 hours, 17,756 cycles
Part
Pitot Tube
Part number
0851HT2
Part serial
356504
Condition
Faulty
Location
First Officer'S
Part time
18,682 hours, 7,074 cycles
Stage of operation
TO
How discovered
O
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

ABORTED T/O DUE TO IAS DIAGREE LOW SPEED REMOVED AND REPLACED F/O PITOT ASSEMBLY IAW AMM 34-11-01-000-801. REMOVED AND REPLACED CAPTAIN PITOT PROBE IN REFERENCE WITH AMM 34-11-01-000-801. SYSTEM REQUIRES OPS CHECK. ACCOMPLISHED ALL IDT REQUIREMENTS PER GMM 09-10-05. PERFORMED PITOT LEAK TEST ON THE LEFT SIDE PER AMM 34-11-00-790-810 AND PITOT LEAK TEST ON THE RIGHT PITOT PROBE PER AMM 34-11-00-790-811. LEAK TEST PASS WITH NO LEAKS. UTILIZING MANIFOLD PUMPED UP CAPTS AND F/O PITOT PROBES AT THE SAME TIME AND VERIFIED AIRSPEED INCRESED EQUALLY UPTO 300 KNTS WITH NO SPLIT. PERFORMED BITE TEST AND GROUND TEST ON LEFT AND RIGHT ADIRU WITH NO CURRENT OR FLGHT FAULTS.