SDR IPXA2017103023082

Service difficulty report · Pitot Tube · Boeing 75724APF

Difficulty date: October 30, 2017
Submitted: October 30, 2017
Operation: Air carrier
Aircraft: N406UP
Make and model: Boeing 75724APF
Aircraft serial: 23728
Aircraft time: 31,099 hours, 21,320 cycles
System (JASC): 3411 · Pitot/Static System
Part: Pitot Tube
Condition: Obstructed
Location: First Officer'S
Stage of operation: CR
How discovered: O
Nature of condition: C, N
Precautionary procedure: O

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

What was found

IAS DISAGREE, FIRST OFFICER`S AIRSPEED INDICATED 10KTS SLOWER THAN THE CAPTAIN`S STANBY IAS. FOUND OBSTRUCTION IN FIRST OFFICER`S PITOT TUBE. REMOVED DEBRIS IAW AMM 34-11-01-226-012, FOLLOWED BY A PITOT SYSTEM FLUSH IAW AMM 34-11-00-173-009. LOW RANGE, HIGH RANGE AND PITOT STATIC LEAK CHECKED IAW AMM 34-11-00-501.

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