- Difficulty date
- September 7, 2016
- Submitted
- September 9, 2016
- Operation
- Air carrier
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44107
- Aircraft time
- 3,961 hours, 1,283 cycles
- Part
- Module
- Part number
- 233A3201302
- Part serial
- F06198
- Condition
- Failed
- Location
- Pitot Heat
- Part time
- 3,961 hours, 1,283 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED, WITH PITOT HEAT "B" IN AUTO POSITION, PITOT HEAT "B" LIGHTS ARE EXTINGUISHED. ACFT GROUNDED. WINDOW & PITOT HEAT MODULE REMOVED. INSTALLED A NEW HEAT MODULE IAW AMM 30-41-41-400-801. VERIFICATION PERFORMED IAW AMM 30-31-00-730-801.