Service difficulty report · Pitot Head · Boeing 737236

Difficulty date
November 28, 2007
Submitted
December 1, 2007
Operation
Air carrier
Aircraft
N836AL
Make and model
Boeing 737236
Aircraft serial
23225
Aircraft time
43,371 hours, 37,535 cycles
Part
Pitot Head
Condition
Obstructed
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

NON-ETOPS FLIGHT 275 HNL-LIH. DURING TAKEOFF, THE NR 2 AIRSPEED INDICATOR AND THE NR 2 ALTIMETER FAILED TO OPERATE PROPERLY. THE CREW RETURNED TO HNL WITHOUT FURTHER INCIDENT. MAINTENANCE CLEARED DEBRIS FROM THE FIRST OFFICER’S PITOT/STATIC SYSTEM. AS A PRECAUTION, MAINTENANCE ALSO REPLACED THE NR 2 AIR DATA COMPUTER CIRCUIT BREAKER. SYSTEM OPERATIONAL CHECK PER AMM 34-12-0, WITH ALL CHECKS SATISFACTORY. THE AIRCRAFT RETURNED TO SERVICE.