What was found
PITOT HEAT SWITCH WHEN ACTIVATED DID NOT TURN OFF THE PITOT HEAT INOP LIGHT EVEN THOUGH THE PITOT HEAT WAS OPERATIONAL. FOUND THAT BOTH PITOT HEAT SENSORS WERE DEFECTIVE.
- Difficulty date
- January 25, 2022
- Submitted
- April 7, 2022
- Operation
- General aviation
- Aircraft
- N287D
- Make and model
- Piper PA28181
- Aircraft serial
- 2843826
- Aircraft time
- 4,178 hours
- System (JASC)
- 2497 · Electrical Power System Wiring
- Part
- Sensor
- Part number
- 85378003
- Condition
- Defective
- Location
- Zone 100
- Part time
- 4,284 hours
- Component
- Annunciator · Piper
- Component part number
- 85372003
- Stage of operation
- IN
- 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.